[INFO] cloning repository https://github.com/Tomiyou/rustlab-python-interop
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tomiyou/rustlab-python-interop" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomiyou%2Frustlab-python-interop", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomiyou%2Frustlab-python-interop'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 40f5ff35059285c7bda3f0f00be54fd83befadea
[INFO] checking Tomiyou/rustlab-python-interop against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomiyou%2Frustlab-python-interop" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Tomiyou/rustlab-python-interop
[INFO] finished tweaking git repo https://github.com/Tomiyou/rustlab-python-interop
[INFO] tweaked toml for git repo https://github.com/Tomiyou/rustlab-python-interop written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Tomiyou/rustlab-python-interop on toolchain 52995a223f2919dd3e2e427231db90a257350ded
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Tomiyou/rustlab-python-interop 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" "+52995a223f2919dd3e2e427231db90a257350ded" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused workspace dependency `anyhow`
[INFO] [stderr]  --> Cargo.toml:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | anyhow = "1"
[INFO] [stderr]   | ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_workspace_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the workspace dependency `anyhow`
[INFO] [stderr] warning: unused workspace dependency `semver`
[INFO] [stderr]   --> Cargo.toml:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | semver = "1.0.27"
[INFO] [stderr]    | ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the workspace dependency `semver`
[INFO] [stderr] warning: unused workspace dependency `serde`
[INFO] [stderr]   --> Cargo.toml:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | serde = "1.0.228"
[INFO] [stderr]    | ^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the workspace dependency `serde`
[INFO] [stderr] warning: unused workspace dependency `serde_json`
[INFO] [stderr]   --> Cargo.toml:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | serde_json = "1.0.145"
[INFO] [stderr]    | ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the workspace dependency `serde_json`
[INFO] [stderr] warning: workspace (manifest) generated 4 warnings
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] e6a705552ef18ca85dd2515aab0e6e989f9b2443c7ac686246f32d0d46a7b5cb
[INFO] running `Command { std: "docker" "start" "e6a705552ef18ca85dd2515aab0e6e989f9b2443c7ac686246f32d0d46a7b5cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6a705552ef18ca85dd2515aab0e6e989f9b2443c7ac686246f32d0d46a7b5cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e6a705552ef18ca85dd2515aab0e6e989f9b2443c7ac686246f32d0d46a7b5cb" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6a705552ef18ca85dd2515aab0e6e989f9b2443c7ac686246f32d0d46a7b5cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e6a705552ef18ca85dd2515aab0e6e989f9b2443c7ac686246f32d0d46a7b5cb" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: unused workspace dependency `anyhow`
[INFO] [stderr]  --> Cargo.toml:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | anyhow = "1"
[INFO] [stderr]   | ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_workspace_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the workspace dependency `anyhow`
[INFO] [stderr] warning: unused workspace dependency `semver`
[INFO] [stderr]   --> Cargo.toml:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | semver = "1.0.27"
[INFO] [stderr]    | ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the workspace dependency `semver`
[INFO] [stderr] warning: unused workspace dependency `serde`
[INFO] [stderr]   --> Cargo.toml:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | serde = "1.0.228"
[INFO] [stderr]    | ^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the workspace dependency `serde`
[INFO] [stderr] warning: unused workspace dependency `serde_json`
[INFO] [stderr]   --> Cargo.toml:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | serde_json = "1.0.145"
[INFO] [stderr]    | ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the workspace dependency `serde_json`
[INFO] [stderr] warning: workspace (manifest) generated 4 warnings
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling target-lexicon v0.13.3
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking iana-time-zone v0.1.64
[INFO] [stderr]     Checking unindent v0.2.4
[INFO] [stderr]    Compiling indoc v2.0.6
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking cfg-if v1.0.3
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking writeable v0.6.1
[INFO] [stderr]     Checking chrono v0.4.42
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]     Checking litemap v0.8.0
[INFO] [stderr]    Compiling find-msvc-tools v0.1.2
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling icu_properties_data v2.0.1
[INFO] [stderr]     Checking new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling icu_normalizer_data v2.0.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling cc v1.2.39
[INFO] [stderr]     Checking log v0.4.28
[INFO] [stderr]     Checking rustls-pki-types v1.12.0
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking dtoa v1.0.10
[INFO] [stderr]     Checking futf v0.1.5
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking dtoa-short v0.3.5
[INFO] [stderr]     Checking percent-encoding v2.3.2
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]     Checking adler2 v2.0.1
[INFO] [stderr]    Compiling rustls v0.23.32
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking tendril v0.4.3
[INFO] [stderr]     Checking form_urlencoded v1.2.2
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking servo_arc v0.4.1
[INFO] [stderr]     Checking bitflags v2.9.4
[INFO] [stderr]     Checking unicode-width v0.2.1
[INFO] [stderr]     Checking ego-tree v0.10.0
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking primes v0.4.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling pyo3-build-config v0.26.0
[INFO] [stderr]     Checking crossbeam-queue v0.3.12
[INFO] [stderr]     Checking webpki-roots v1.0.2
[INFO] [stderr]     Checking getopts v0.2.24
[INFO] [stderr]     Checking welcome v0.1.0 (/opt/rustwide/workdir/exercises/01_intro/00_welcome)
[INFO] [stderr]     Checking webpki-roots v0.26.11
[INFO] [stderr]     Checking flate2 v1.1.2
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]    Compiling string_cache_codegen v0.5.4
[INFO] [stderr]     Checking crossbeam v0.8.4
[INFO] [stderr]    Compiling selectors v0.26.0
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]     Checking os_pipe v1.2.2
[INFO] [stderr]    Compiling markup5ever v0.14.1
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking sigchld v0.2.4
[INFO] [stderr]     Checking shared_child v1.1.1
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking duct v0.13.7
[INFO] [stderr]     Checking verifier v0.1.0 (/opt/rustwide/workdir/verifier)
[INFO] [stderr]    Compiling pyo3-macros-backend v0.26.0
[INFO] [stderr]    Compiling pyo3-ffi v0.26.0
[INFO] [stderr]    Compiling pyo3 v0.26.0
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling phf_macros v0.11.3
[INFO] [stderr]    Compiling cssparser-macros v0.6.1
[INFO] [stderr]    Compiling match_token v0.1.0
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]     Checking phf v0.11.3
[INFO] [stderr]     Checking rustls-webpki v0.103.6
[INFO] [stderr]     Checking cssparser v0.34.0
[INFO] [stderr]     Checking zerofrom v0.1.6
[INFO] [stderr]     Checking yoke v0.8.0
[INFO] [stderr]     Checking zerovec v0.11.4
[INFO] [stderr]     Checking zerotrie v0.2.2
[INFO] [stderr]     Checking tinystr v0.8.1
[INFO] [stderr]     Checking potential_utf v0.1.3
[INFO] [stderr]     Checking icu_collections v2.0.0
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking icu_locale_core v2.0.0
[INFO] [stderr]    Compiling pyo3-macros v0.26.0
[INFO] [stderr]     Checking string_cache v0.8.9
[INFO] [stderr]     Checking icu_provider v2.0.0
[INFO] [stderr]     Checking icu_properties v2.0.1
[INFO] [stderr]     Checking icu_normalizer v2.0.0
[INFO] [stderr]     Checking html5ever v0.29.1
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking url v2.5.7
[INFO] [stderr]     Checking scraper v0.22.0
[INFO] [stderr]     Checking ureq v2.12.1
[INFO] [stderr]     Checking static_methods v0.1.0 (/opt/rustwide/workdir/exercises/02_classes/04_static_methods)
[INFO] [stderr]     Checking gil v0.1.0 (/opt/rustwide/workdir/exercises/01_intro/05_gil)
[INFO] [stderr]     Checking setters v0.1.0 (/opt/rustwide/workdir/exercises/02_classes/03_setters)
[INFO] [stderr]     Checking exceptions v0.1.0 (/opt/rustwide/workdir/exercises/01_intro/07_exceptions)
[INFO] [stderr]     Checking pyclass v0.1.0 (/opt/rustwide/workdir/exercises/02_classes/00_pyclass)
[INFO] [stderr]     Checking arguments v0.1.0 (/opt/rustwide/workdir/exercises/01_intro/04_arguments)
[INFO] [stderr]     Checking output v0.1.0 (/opt/rustwide/workdir/exercises/01_intro/06_output)
[INFO] [stderr]     Checking inheritance v0.1.0 (/opt/rustwide/workdir/exercises/02_classes/05_inheritance)
[INFO] [stderr]     Checking outro3 v0.1.0 (/opt/rustwide/workdir/exercises/03_concurrency/06_outro)
[INFO] [stderr]     Checking gil2 v0.1.0 (/opt/rustwide/workdir/exercises/03_concurrency/02_gil)
[INFO] [stderr]     Checking minimize v0.1.0 (/opt/rustwide/workdir/exercises/03_concurrency/04_minimize_gil_locking)
[INFO] [stderr]     Checking functions v0.1.0 (/opt/rustwide/workdir/exercises/01_intro/03_functions)
[INFO] [stderr]     Checking constructors v0.1.0 (/opt/rustwide/workdir/exercises/02_classes/01_constructors)
[INFO] [stderr]     Checking outro1 v0.1.0 (/opt/rustwide/workdir/exercises/01_intro/08_outro)
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]  --> exercises/01_intro/07_exceptions/src/lib.rs:6:42
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn fibonacci(input: Bound<'_, PyAny>) -> PyResult<Vec<u32>> {
[INFO] [stdout]   |                                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]   = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]   --> exercises/03_concurrency/04_minimize_gil_locking/src/lib.rs:28:6
[INFO] [stdout]    |
[INFO] [stdout] 28 | ) -> PyResult<Bound<'python, PyDict>> {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking modules v0.1.0 (/opt/rustwide/workdir/exercises/01_intro/02_modules)
[INFO] [stderr] error: could not compile `minimize` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `exceptions` (lib test) due to 1 previous error
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]  --> exercises/01_intro/08_outro/src/lib.rs:8:61
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn max_k(arg1: Bound<'_, PyAny>, arg2: Bound<'_, PyAny>) -> PyResult<Vec<u128>> {
[INFO] [stdout]   |                                                             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]   = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `outro1` (lib) due to 1 previous error
[INFO] [stdout] warning: unused variable: `start_from`
[INFO] [stdout]   --> exercises/03_concurrency/06_outro/src/lib.rs:46:17
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn site_map(start_from: String, site_map: Bound<'_, PySet>) {
[INFO] [stdout]    |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_from`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `site_map`
[INFO] [stdout]   --> exercises/03_concurrency/06_outro/src/lib.rs:46:37
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn site_map(start_from: String, site_map: Bound<'_, PySet>) {
[INFO] [stdout]    |                                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_site_map`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]   --> exercises/03_concurrency/02_gil/src/lib.rs:12:63
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn word_count(text: Bound<'_, PyString>, n_threads: usize) -> PyResult<usize> {
[INFO] [stdout]    |                                                               ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start_from`
[INFO] [stdout]   --> exercises/03_concurrency/06_outro/src/lib.rs:46:17
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn site_map(start_from: String, site_map: Bound<'_, PySet>) {
[INFO] [stdout]    |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_from`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `site_map`
[INFO] [stdout]   --> exercises/03_concurrency/06_outro/src/lib.rs:46:37
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn site_map(start_from: String, site_map: Bound<'_, PySet>) {
[INFO] [stdout]    |                                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_site_map`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gil2` (lib) due to 1 previous error
[INFO] [stderr] warning: unused dependency `crossbeam`
[INFO] [stderr]   --> exercises/03_concurrency/06_outro/Cargo.toml:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | crossbeam = "0.8"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `crossbeam`
[INFO] [stderr] warning: unused dependency `scraper`
[INFO] [stderr]   --> exercises/03_concurrency/06_outro/Cargo.toml:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | scraper = "0.22"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `scraper`
[INFO] [stderr] warning: unused dependency `ureq`
[INFO] [stderr]   --> exercises/03_concurrency/06_outro/Cargo.toml:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | ureq = "2"
[INFO] [stderr]    | ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `ureq`
[INFO] [stderr] warning: `outro3` (manifest) generated 3 warnings
[INFO] running `Command { std: "docker" "inspect" "e6a705552ef18ca85dd2515aab0e6e989f9b2443c7ac686246f32d0d46a7b5cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6a705552ef18ca85dd2515aab0e6e989f9b2443c7ac686246f32d0d46a7b5cb", kill_on_drop: false }`
[INFO] [stdout] e6a705552ef18ca85dd2515aab0e6e989f9b2443c7ac686246f32d0d46a7b5cb