[INFO] cloning repository https://github.com/superhawk610/rusty-git
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/superhawk610/rusty-git" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuperhawk610%2Frusty-git", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuperhawk610%2Frusty-git'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 37ca58b87c00143d6abdd4f5ec5fc7a906d14d23
[INFO] checking superhawk610/rusty-git against try#53f0b05ecbcf011a1f77f1c627304e87ebd05801 for pr-154492
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuperhawk610%2Frusty-git" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/superhawk610/rusty-git
[INFO] finished tweaking git repo https://github.com/superhawk610/rusty-git
[INFO] tweaked toml for git repo https://github.com/superhawk610/rusty-git written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/superhawk610/rusty-git on toolchain 53f0b05ecbcf011a1f77f1c627304e87ebd05801
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+53f0b05ecbcf011a1f77f1c627304e87ebd05801" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/superhawk610/rusty-git already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+53f0b05ecbcf011a1f77f1c627304e87ebd05801" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/a1phyr/rust-crc32fast`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking superhawk610/rusty-git against try#53f0b05ecbcf011a1f77f1c627304e87ebd05801 for pr-154492
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuperhawk610%2Frusty-git" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/superhawk610/rusty-git
[INFO] finished tweaking git repo https://github.com/superhawk610/rusty-git
[INFO] tweaked toml for git repo https://github.com/superhawk610/rusty-git written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/superhawk610/rusty-git on toolchain 53f0b05ecbcf011a1f77f1c627304e87ebd05801
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+53f0b05ecbcf011a1f77f1c627304e87ebd05801" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/superhawk610/rusty-git already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+53f0b05ecbcf011a1f77f1c627304e87ebd05801" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded io_tee v0.1.1
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[INFO] [stderr]   Downloaded color-eyre v0.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+53f0b05ecbcf011a1f77f1c627304e87ebd05801" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88a4f796998e6f612b751d3d00461521a82c6a80ed892b371e372a07e647e01f
[INFO] running `Command { std: "docker" "start" "-a" "88a4f796998e6f612b751d3d00461521a82c6a80ed892b371e372a07e647e01f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88a4f796998e6f612b751d3d00461521a82c6a80ed892b371e372a07e647e01f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88a4f796998e6f612b751d3d00461521a82c6a80ed892b371e372a07e647e01f", kill_on_drop: false }`
[INFO] [stdout] 88a4f796998e6f612b751d3d00461521a82c6a80ed892b371e372a07e647e01f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+53f0b05ecbcf011a1f77f1c627304e87ebd05801" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9fde9fa2c411ec925f4648f577a76efea3488afef081a64b4684c433892d592f
[INFO] running `Command { std: "docker" "start" "-a" "9fde9fa2c411ec925f4648f577a76efea3488afef081a64b4684c433892d592f", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `BufRead`
[INFO] [stdout]  --> src/subcommand/unpack_objects.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{BufRead, BufReader};
[INFO] [stdout]   |               ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufRead`
[INFO] [stdout]  --> src/subcommand/unpack_objects.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{BufRead, BufReader};
[INFO] [stdout]   |               ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/subcommand/unpack_objects.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  8 |     todo!();
[INFO] [stdout]    |     ------- any code following this expression is unreachable
[INFO] [stdout]  9 |
[INFO] [stdout] 10 |     Ok(())
[INFO] [stdout]    |     ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/subcommand/unpack_objects.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  8 |     todo!();
[INFO] [stdout]    |     ------- any code following this expression is unreachable
[INFO] [stdout]  9 |
[INFO] [stdout] 10 |     Ok(())
[INFO] [stdout]    |     ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `entry_len` is never read
[INFO] [stdout]    --> src/index.rs:173:17
[INFO] [stdout]     |
[INFO] [stdout] 173 |                 entry_len += 2;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `entry_len` is never read
[INFO] [stdout]    --> src/index.rs:173:17
[INFO] [stdout]     |
[INFO] [stdout] 173 |                 entry_len += 2;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tag`
[INFO] [stdout]    --> src/object.rs:267:23
[INFO] [stdout]     |
[INFO] [stdout] 267 |             Self::Tag(tag) => {
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_tag`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tag`
[INFO] [stdout]    --> src/object.rs:267:23
[INFO] [stdout]     |
[INFO] [stdout] 267 |             Self::Tag(tag) => {
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_tag`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/pack.rs:302:13
[INFO] [stdout]     |
[INFO] [stdout] 302 |         let mut pack_parser = {
[INFO] [stdout]     |             ----^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/pack.rs:302:13
[INFO] [stdout]     |
[INFO] [stdout] 302 |         let mut pack_parser = {
[INFO] [stdout]     |             ----^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pack_parser`
[INFO] [stdout]    --> src/pack.rs:302:13
[INFO] [stdout]     |
[INFO] [stdout] 302 |         let mut pack_parser = {
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pack_parser`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pack_parser`
[INFO] [stdout]    --> src/pack.rs:302:13
[INFO] [stdout]     |
[INFO] [stdout] 302 |         let mut pack_parser = {
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pack_parser`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cached`
[INFO] [stdout]  --> src/subcommand/ls_files.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn run(cached: bool, staged: bool) -> Result<()> {
[INFO] [stdout]   |            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_cached`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/subcommand/unpack_objects.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let mut stdin = BufReader::new(std::io::stdin().lock());
[INFO] [stdout]   |         ----^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cached`
[INFO] [stdout]  --> src/subcommand/ls_files.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn run(cached: bool, staged: bool) -> Result<()> {
[INFO] [stdout]   |            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_cached`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stdin`
[INFO] [stdout]  --> src/subcommand/unpack_objects.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let mut stdin = BufReader::new(std::io::stdin().lock());
[INFO] [stdout]   |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stdin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `version` is never read
[INFO] [stdout]   --> src/index.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Index {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 15 |     pub version: u8,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Index` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `flags_ext` is never read
[INFO] [stdout]   --> src/index.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct IndexEntry {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub flags_ext: u16,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `IndexEntry` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mtime` is never read
[INFO] [stdout]   --> src/index.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct IndexEntryStats {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub mtime: u32,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `IndexEntryStats` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Tag` is never constructed
[INFO] [stdout]   --> src/object.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub enum Object {
[INFO] [stdout]    |          ------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 22 |     Tag(Tag),
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Object` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `version` and `obj_count` are never read
[INFO] [stdout]   --> src/pack.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Pack {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 16 |     pub version: u32,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 17 |     pub obj_count: u32,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Pack` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `size` is never read
[INFO] [stdout]   --> src/pack.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct PackedObject {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub size: usize,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PackedObject` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/subcommand/unpack_objects.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let mut stdin = BufReader::new(std::io::stdin().lock());
[INFO] [stdout]   |         ----^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stdin`
[INFO] [stdout]  --> src/subcommand/unpack_objects.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let mut stdin = BufReader::new(std::io::stdin().lock());
[INFO] [stdout]   |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stdin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `version` is never read
[INFO] [stdout]   --> src/index.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Index {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 15 |     pub version: u8,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Index` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `flags_ext` is never read
[INFO] [stdout]   --> src/index.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct IndexEntry {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub flags_ext: u16,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `IndexEntry` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mtime` is never read
[INFO] [stdout]   --> src/index.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct IndexEntryStats {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub mtime: u32,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `IndexEntryStats` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Tag` is never constructed
[INFO] [stdout]   --> src/object.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub enum Object {
[INFO] [stdout]    |          ------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 22 |     Tag(Tag),
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Object` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `version` and `obj_count` are never read
[INFO] [stdout]   --> src/pack.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Pack {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 16 |     pub version: u32,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 17 |     pub obj_count: u32,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Pack` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `size` is never read
[INFO] [stdout]   --> src/pack.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct PackedObject {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub size: usize,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PackedObject` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.39s
[INFO] running `Command { std: "docker" "inspect" "9fde9fa2c411ec925f4648f577a76efea3488afef081a64b4684c433892d592f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fde9fa2c411ec925f4648f577a76efea3488afef081a64b4684c433892d592f", kill_on_drop: false }`
[INFO] [stdout] 9fde9fa2c411ec925f4648f577a76efea3488afef081a64b4684c433892d592f
