[INFO] fetching crate jh-s3 0.4.8...
[INFO] building jh-s3-0.4.8 against try#58b1b3c5342a414c161338871f8004258ccef2a7 for pr-149937
[INFO] extracting crate jh-s3 0.4.8 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate jh-s3 0.4.8
[INFO] finished tweaking crates.io crate jh-s3 0.4.8
[INFO] tweaked toml for crates.io crate jh-s3 0.4.8 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate jh-s3 0.4.8 on toolchain 58b1b3c5342a414c161338871f8004258ccef2a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate jh-s3 0.4.8 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" "+58b1b3c5342a414c161338871f8004258ccef2a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 312d5ae7960bf231f37aca87d98a7edabd404f5f01a659d222259345fb7ef914
[INFO] running `Command { std: "docker" "start" "-a" "312d5ae7960bf231f37aca87d98a7edabd404f5f01a659d222259345fb7ef914", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "312d5ae7960bf231f37aca87d98a7edabd404f5f01a659d222259345fb7ef914", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "312d5ae7960bf231f37aca87d98a7edabd404f5f01a659d222259345fb7ef914", kill_on_drop: false }`
[INFO] [stdout] 312d5ae7960bf231f37aca87d98a7edabd404f5f01a659d222259345fb7ef914
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 658dc6ef9071fbb22bcff07bb6b40f93466f0006bf17f11693769e1fc22d0b3b
[INFO] running `Command { std: "docker" "start" "-a" "658dc6ef9071fbb22bcff07bb6b40f93466f0006bf17f11693769e1fc22d0b3b", kill_on_drop: false }`
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[INFO] [stderr]    Compiling jh-s3 v0.4.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `tracing::info`
[INFO] [stdout]  --> src/object.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use tracing::info;
[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: `derive_builder::Builder`
[INFO] [stdout]   --> src/lib.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use derive_builder::Builder;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/aws_sig_v4.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |                 unimplemented!();
[INFO] [stdout]    |                 ---------------- any code following this expression is unreachable
[INFO] [stdout] 47 |                 // req.body = zjhttpc::misc::Body::ByteSlice
[INFO] [stdout] 48 |                 Cow::from(cal_sha256_from_bytes(&data))
[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: unused variable: `data`
[INFO] [stdout]   --> src/aws_sig_v4.rs:44:18
[INFO] [stdout]    |
[INFO] [stdout] 44 |             S3Body::Bytes(data) => {
[INFO] [stdout]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `code`, `message`, `resource`, and `request_id` are never read
[INFO] [stdout]    --> src/lib.rs:162:2
[INFO] [stdout]     |
[INFO] [stdout] 161 | pub struct S3Error {
[INFO] [stdout]     |            ------- fields in this struct
[INFO] [stdout] 162 |     code: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 163 |     message: String,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 164 |     resource: Option<String>,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 165 |     request_id: Option<String>,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `S3Error` 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: fields `type` and `md_map` are never read
[INFO] [stdout]    --> src/bucket.rs:101:2
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub struct QueryMds {
[INFO] [stdout]     |            -------- fields in this struct
[INFO] [stdout] 101 |     r#type: QueryMetadataType,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 102 |     md_map: MdMap,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `QueryMds` 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 `entry` is never read
[INFO] [stdout]    --> src/bucket.rs:113:2
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub struct MdMap {
[INFO] [stdout]     |            ----- field in this struct
[INFO] [stdout] 113 |     entry: Vec<Entry>,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `MdMap` 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 `key` and `value` are never read
[INFO] [stdout]    --> src/bucket.rs:118:2
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub struct Entry {
[INFO] [stdout]     |            ----- fields in this struct
[INFO] [stdout] 118 |     key: String,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 119 |     value: String,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Entry` 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 58.70s
[INFO] running `Command { std: "docker" "inspect" "658dc6ef9071fbb22bcff07bb6b40f93466f0006bf17f11693769e1fc22d0b3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "658dc6ef9071fbb22bcff07bb6b40f93466f0006bf17f11693769e1fc22d0b3b", kill_on_drop: false }`
[INFO] [stdout] 658dc6ef9071fbb22bcff07bb6b40f93466f0006bf17f11693769e1fc22d0b3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d40f7b4eacf9a300977f83059fedf62728262811bc0841bd8c5d2a2c4ba713c0
[INFO] running `Command { std: "docker" "start" "-a" "d40f7b4eacf9a300977f83059fedf62728262811bc0841bd8c5d2a2c4ba713c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling polling v3.11.0
[INFO] [stderr]    Compiling tempfile v3.22.0
[INFO] [stderr]    Compiling async-io v2.6.0
[INFO] [stderr]    Compiling async-global-executor v2.4.1
[INFO] [stderr]    Compiling async-std v1.13.2
[INFO] [stderr]    Compiling http-types v2.12.0
[INFO] [stderr]    Compiling zjhttpc v0.3.0
[INFO] [stderr]    Compiling async-h1 v2.3.4
[INFO] [stderr]    Compiling http-client v6.5.3
[INFO] [stderr]    Compiling surf v2.3.2
[INFO] [stderr]    Compiling jh-s3 v0.4.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `tracing::info`
[INFO] [stdout]  --> src/object.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use tracing::info;
[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: `derive_builder::Builder`
[INFO] [stdout]   --> src/lib.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use derive_builder::Builder;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/aws_sig_v4.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |                 unimplemented!();
[INFO] [stdout]    |                 ---------------- any code following this expression is unreachable
[INFO] [stdout] 47 |                 // req.body = zjhttpc::misc::Body::ByteSlice
[INFO] [stdout] 48 |                 Cow::from(cal_sha256_from_bytes(&data))
[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: unused variable: `data`
[INFO] [stdout]   --> src/aws_sig_v4.rs:44:18
[INFO] [stdout]    |
[INFO] [stdout] 44 |             S3Body::Bytes(data) => {
[INFO] [stdout]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `code`, `message`, `resource`, and `request_id` are never read
[INFO] [stdout]    --> src/lib.rs:162:2
[INFO] [stdout]     |
[INFO] [stdout] 161 | pub struct S3Error {
[INFO] [stdout]     |            ------- fields in this struct
[INFO] [stdout] 162 |     code: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 163 |     message: String,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 164 |     resource: Option<String>,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 165 |     request_id: Option<String>,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `S3Error` 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: fields `type` and `md_map` are never read
[INFO] [stdout]    --> src/bucket.rs:101:2
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub struct QueryMds {
[INFO] [stdout]     |            -------- fields in this struct
[INFO] [stdout] 101 |     r#type: QueryMetadataType,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 102 |     md_map: MdMap,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `QueryMds` 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 `entry` is never read
[INFO] [stdout]    --> src/bucket.rs:113:2
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub struct MdMap {
[INFO] [stdout]     |            ----- field in this struct
[INFO] [stdout] 113 |     entry: Vec<Entry>,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `MdMap` 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 `key` and `value` are never read
[INFO] [stdout]    --> src/bucket.rs:118:2
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub struct Entry {
[INFO] [stdout]     |            ----- fields in this struct
[INFO] [stdout] 118 |     key: String,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 119 |     value: String,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Entry` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tempfile::tempdir`
[INFO] [stdout]    --> src/aws_sig_v4.rs:181:6
[INFO] [stdout]     |
[INFO] [stdout] 181 |     use tempfile::tempdir;
[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 imports: `File` and `write`
[INFO] [stdout]    --> src/aws_sig_v4.rs:184:22
[INFO] [stdout]     |
[INFO] [stdout] 184 |     use async_std::fs::{File, write};
[INFO] [stdout]     |                         ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fs::File`
[INFO] [stdout]    --> src/bucket.rs:124:18
[INFO] [stdout]     |
[INFO] [stdout] 124 |     use async_std::{fs::File, task};
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `async_std::io::BufReader`
[INFO] [stdout]    --> src/bucket.rs:127:6
[INFO] [stdout]     |
[INFO] [stdout] 127 |     use async_std::io::BufReader;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `derive_builder::Builder`
[INFO] [stdout]   --> src/lib.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use derive_builder::Builder;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ListBucketParamsBuilder`, `ListBucketParams`, and `S3Client`
[INFO] [stdout]    --> src/lib.rs:171:12
[INFO] [stdout]     |
[INFO] [stdout] 171 |         bucket::{ListBucketParams, ListBucketParamsBuilder}, S3Client
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `anyhow_ext::Result`
[INFO] [stdout]    --> src/lib.rs:173:6
[INFO] [stdout]     |
[INFO] [stdout] 173 |     use anyhow_ext::Result;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `async_std::task`
[INFO] [stdout]    --> src/lib.rs:174:6
[INFO] [stdout]     |
[INFO] [stdout] 174 |     use async_std::task;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tracing::info`
[INFO] [stdout]    --> src/lib.rs:175:6
[INFO] [stdout]     |
[INFO] [stdout] 175 |     use tracing::info;
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/aws_sig_v4.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |                 unimplemented!();
[INFO] [stdout]    |                 ---------------- any code following this expression is unreachable
[INFO] [stdout] 47 |                 // req.body = zjhttpc::misc::Body::ByteSlice
[INFO] [stdout] 48 |                 Cow::from(cal_sha256_from_bytes(&data))
[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: unused variable: `data`
[INFO] [stdout]   --> src/aws_sig_v4.rs:44:18
[INFO] [stdout]    |
[INFO] [stdout] 44 |             S3Body::Bytes(data) => {
[INFO] [stdout]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[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/aws_sig_v4.rs:193:7
[INFO] [stdout]     |
[INFO] [stdout] 193 |         let mut req = Request::new("GET", url).unwrap();
[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: fields `code`, `message`, `resource`, and `request_id` are never read
[INFO] [stdout]    --> src/lib.rs:162:2
[INFO] [stdout]     |
[INFO] [stdout] 161 | pub struct S3Error {
[INFO] [stdout]     |            ------- fields in this struct
[INFO] [stdout] 162 |     code: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 163 |     message: String,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 164 |     resource: Option<String>,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 165 |     request_id: Option<String>,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `S3Error` 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: fields `type` and `md_map` are never read
[INFO] [stdout]    --> src/bucket.rs:101:2
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub struct QueryMds {
[INFO] [stdout]     |            -------- fields in this struct
[INFO] [stdout] 101 |     r#type: QueryMetadataType,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 102 |     md_map: MdMap,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `QueryMds` 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 `entry` is never read
[INFO] [stdout]    --> src/bucket.rs:113:2
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub struct MdMap {
[INFO] [stdout]     |            ----- field in this struct
[INFO] [stdout] 113 |     entry: Vec<Entry>,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `MdMap` 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 `key` and `value` are never read
[INFO] [stdout]    --> src/bucket.rs:118:2
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub struct Entry {
[INFO] [stdout]     |            ----- fields in this struct
[INFO] [stdout] 118 |     key: String,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 119 |     value: String,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Entry` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 24.79s
[INFO] running `Command { std: "docker" "inspect" "d40f7b4eacf9a300977f83059fedf62728262811bc0841bd8c5d2a2c4ba713c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d40f7b4eacf9a300977f83059fedf62728262811bc0841bd8c5d2a2c4ba713c0", kill_on_drop: false }`
[INFO] [stdout] d40f7b4eacf9a300977f83059fedf62728262811bc0841bd8c5d2a2c4ba713c0