[INFO] cloning repository https://github.com/bluecube/filedl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bluecube/filedl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbluecube%2Ffiledl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbluecube%2Ffiledl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7f4abe5928fdd6d9efcff832bbf3d285c03c57cf
[INFO] checking bluecube/filedl against master#73252d51d13c0e4f872c3c51defcf48174860ef6 for pr-119989
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbluecube%2Ffiledl" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bluecube/filedl on toolchain 73252d51d13c0e4f872c3c51defcf48174860ef6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+73252d51d13c0e4f872c3c51defcf48174860ef6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bluecube/filedl
[INFO] finished tweaking git repo https://github.com/bluecube/filedl
[INFO] tweaked toml for git repo https://github.com/bluecube/filedl written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/bluecube/filedl 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" "+73252d51d13c0e4f872c3c51defcf48174860ef6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lru v0.12.0
[INFO] [stderr]   Downloaded test-strategy v0.3.1
[INFO] [stderr]   Downloaded figment v0.10.11
[INFO] [stderr]   Downloaded fast_image_resize v2.7.3
[INFO] [stderr]   Downloaded feruca v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+73252d51d13c0e4f872c3c51defcf48174860ef6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 90804675efd5eb599ca6a1c2745abc5414df381378dbc6adff38fa45e4a7dbb8
[INFO] running `Command { std: "docker" "start" "-a" "90804675efd5eb599ca6a1c2745abc5414df381378dbc6adff38fa45e4a7dbb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90804675efd5eb599ca6a1c2745abc5414df381378dbc6adff38fa45e4a7dbb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90804675efd5eb599ca6a1c2745abc5414df381378dbc6adff38fa45e4a7dbb8", kill_on_drop: false }`
[INFO] [stdout] 90804675efd5eb599ca6a1c2745abc5414df381378dbc6adff38fa45e4a7dbb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+73252d51d13c0e4f872c3c51defcf48174860ef6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae36d00da09127da679efcbceb77f3e238ace3ab6426fdcc69b749d52acb6b22
[INFO] running `Command { std: "docker" "start" "-a" "ae36d00da09127da679efcbceb77f3e238ace3ab6426fdcc69b749d52acb6b22", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]    Compiling ahash v0.8.3
[INFO] [stderr]    Compiling regex-syntax v0.7.5
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling rustix v0.38.17
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]    Compiling aho-corasick v1.1.1
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking percent-encoding v2.3.0
[INFO] [stderr]     Checking crc32fast v1.3.2
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking allocator-api2 v0.2.16
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling semver v1.0.19
[INFO] [stderr]     Checking linux-raw-sys v0.4.8
[INFO] [stderr]     Checking flate2 v1.0.27
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]    Compiling jobserver v0.1.26
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking socket2 v0.5.4
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking hashbrown v0.14.1
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking tokio v1.33.0
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]    Compiling zstd-safe v6.0.6
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]     Checking futures-util v0.3.28
[INFO] [stderr]    Compiling regex-automata v0.3.9
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]    Compiling time-macros v0.2.15
[INFO] [stderr]     Checking deranged v0.3.9
[INFO] [stderr]     Checking indexmap v1.9.3
[INFO] [stderr]    Compiling zstd-sys v2.0.8+zstd.1.5.5
[INFO] [stderr]     Checking actix-service v2.0.2
[INFO] [stderr]     Checking indexmap v2.0.2
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling bytestring v1.3.0
[INFO] [stderr]    Compiling phf_codegen v0.11.2
[INFO] [stderr]     Checking brotli-decompressor v2.5.0
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking actix-utils v3.0.1
[INFO] [stderr]    Compiling phf v0.11.2
[INFO] [stderr]     Checking form_urlencoded v1.2.0
[INFO] [stderr]    Compiling cookie v0.16.2
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking mime v0.3.17
[INFO] [stderr]     Checking cpufeatures v0.2.9
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]    Compiling yansi v1.0.0-rc.1
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking anstyle-parse v0.2.2
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]    Compiling assert2-macros v0.3.11
[INFO] [stderr]     Checking local-channel v0.1.4
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling regex v1.9.6
[INFO] [stderr]     Checking idna v0.4.0
[INFO] [stderr]    Compiling uncased v0.9.9
[INFO] [stderr]     Checking encoding_rs v0.8.33
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking httpdate v1.0.3
[INFO] [stderr]     Checking anstyle v1.0.4
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking language-tags v0.3.2
[INFO] [stderr]     Checking brotli v3.4.0
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.0
[INFO] [stderr]     Checking base64 v0.21.4
[INFO] [stderr]    Compiling thiserror v1.0.49
[INFO] [stderr]     Checking winnow v0.5.15
[INFO] [stderr]     Checking weezl v0.1.7
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]    Compiling unicode-canonical-combining-class v0.5.0
[INFO] [stderr]     Checking time v0.3.30
[INFO] [stderr]     Checking anstream v0.6.4
[INFO] [stderr]     Checking url v2.4.1
[INFO] [stderr]    Compiling chrono-tz-build v0.2.0
[INFO] [stderr]     Checking tokio-util v0.7.9
[INFO] [stderr]     Checking actix-rt v2.9.0
[INFO] [stderr]     Checking flume v0.11.0
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking actix-server v2.3.0
[INFO] [stderr]     Checking zune-inflate v0.2.54
[INFO] [stderr]     Checking fdeflate v0.3.0
[INFO] [stderr]    Compiling figment v0.10.11
[INFO] [stderr]     Checking bytemuck v1.14.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking bit_field v0.10.2
[INFO] [stderr]    Compiling askama_parser v0.1.1
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking askama_escape v0.10.3
[INFO] [stderr]     Checking h2 v0.3.21
[INFO] [stderr]     Checking actix-codec v0.5.1
[INFO] [stderr]     Checking clap_lex v0.5.1
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking fastrand v2.0.1
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking iana-time-zone v0.1.57
[INFO] [stderr]     Checking jpeg-decoder v0.3.0
[INFO] [stderr]     Checking lebe v0.5.2
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking half v2.2.1
[INFO] [stderr]     Checking inlinable_string v0.1.15
[INFO] [stderr]     Checking tempfile v3.8.0
[INFO] [stderr]     Checking clap_builder v4.4.6
[INFO] [stderr]     Checking gif v0.12.0
[INFO] [stderr]    Compiling chrono-tz v0.8.3
[INFO] [stderr]     Checking png v0.17.10
[INFO] [stderr]     Checking qoi v0.4.1
[INFO] [stderr]     Checking exr v1.71.0
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking tiff v0.9.0
[INFO] [stderr]     Checking unsafe-libyaml v0.2.9
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking http-range v0.1.5
[INFO] [stderr]     Checking termcolor v1.3.0
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking bstr v1.7.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking mutate_once v0.1.1
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking kamadak-exif v0.5.5
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]     Checking lru v0.12.0
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking unarray v0.1.4
[INFO] [stderr]     Checking proptest v1.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling pear_codegen v0.2.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.49
[INFO] [stderr]    Compiling actix-macros v0.2.4
[INFO] [stderr]    Compiling clap_derive v4.4.2
[INFO] [stderr]    Compiling structmeta-derive v0.2.0
[INFO] [stderr]     Checking image v0.24.7
[INFO] [stderr]     Checking assert2 v0.3.11
[INFO] [stderr]     Checking pear v0.2.7
[INFO] [stderr]    Compiling structmeta v0.2.0
[INFO] [stderr]    Compiling test-strategy v0.3.1
[INFO] [stderr]     Checking fast_image_resize v2.7.3
[INFO] [stderr]     Checking clap v4.4.6
[INFO] [stderr]     Checking zstd v0.12.4
[INFO] [stderr]     Checking actix-http v3.4.0
[INFO] [stderr]     Checking serde_spanned v0.6.3
[INFO] [stderr]     Checking toml_datetime v0.6.3
[INFO] [stderr]     Checking actix-router v0.5.1
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]     Checking relative-path v1.9.0
[INFO] [stderr]     Checking serde_yaml v0.9.25
[INFO] [stderr]     Checking toml_edit v0.20.2
[INFO] [stderr]    Compiling basic-toml v0.1.4
[INFO] [stderr]     Checking feruca v0.9.0
[INFO] [stderr]    Compiling actix-web-codegen v4.2.2
[INFO] [stderr]    Compiling askama_derive v0.12.2
[INFO] [stderr]     Checking toml v0.8.2
[INFO] [stderr]     Checking actix-web v4.4.0
[INFO] [stderr]     Checking askama v0.12.1
[INFO] [stderr]     Checking actix-files v0.6.2
[INFO] [stderr]     Checking filedl v0.6.0-beta1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `app`
[INFO] [stdout]    --> src/pages.rs:145:16
[INFO] [stdout]     |
[INFO] [stdout] 145 | async fn admin(app: web::Data<Arc<AppData>>) -> impl Responder {
[INFO] [stdout]     |                ^^^ help: if this is intentional, prefix it with an underscore: `_app`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `app`
[INFO] [stdout]    --> src/pages.rs:145:16
[INFO] [stdout]     |
[INFO] [stdout] 145 | async fn admin(app: web::Data<Arc<AppData>>) -> impl Responder {
[INFO] [stdout]     |                ^^^ help: if this is intentional, prefix it with an underscore: `_app`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/breadcrumbs.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Breadcrumbs<'a>(&'a str);
[INFO] [stdout]   |            -----------     ^^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Breadcrumbs` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Breadcrumbs<'a>(());
[INFO] [stdout]   |                            ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set`, `remove`, `len`, and `is_dirty` are never used
[INFO] [stdout]   --> src/storage.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl<T: Serialize + DeserializeOwned> Storage<T> {
[INFO] [stdout]    | ------------------------------------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn set(&mut self, key: Arc<str>, value: T) -> Option<T> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn remove(&mut self, key: &str) -> Option<T> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 65 |     pub fn len(&self) -> usize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 69 |     pub fn is_dirty(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/breadcrumbs.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Breadcrumbs<'a>(&'a str);
[INFO] [stdout]   |            -----------     ^^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Breadcrumbs` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Breadcrumbs<'a>(());
[INFO] [stdout]   |                            ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set`, `remove`, `len`, and `is_dirty` are never used
[INFO] [stdout]   --> src/storage.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl<T: Serialize + DeserializeOwned> Storage<T> {
[INFO] [stdout]    | ------------------------------------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn set(&mut self, key: Arc<str>, value: T) -> Option<T> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn remove(&mut self, key: &str) -> Option<T> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 65 |     pub fn len(&self) -> usize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 69 |     pub fn is_dirty(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.83s
[INFO] running `Command { std: "docker" "inspect" "ae36d00da09127da679efcbceb77f3e238ace3ab6426fdcc69b749d52acb6b22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae36d00da09127da679efcbceb77f3e238ace3ab6426fdcc69b749d52acb6b22", kill_on_drop: false }`
[INFO] [stdout] ae36d00da09127da679efcbceb77f3e238ace3ab6426fdcc69b749d52acb6b22