[INFO] cloning repository https://github.com/lundybernard/rust-python-interoperability
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lundybernard/rust-python-interoperability" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flundybernard%2Frust-python-interoperability", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 35577826f1b94e9ef6d9cba76ae67e71a78064a4
[INFO] testing lundybernard/rust-python-interoperability against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flundybernard%2Frust-python-interoperability" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lundybernard/rust-python-interoperability
[INFO] finished tweaking git repo https://github.com/lundybernard/rust-python-interoperability
[INFO] tweaked toml for git repo https://github.com/lundybernard/rust-python-interoperability written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lundybernard/rust-python-interoperability on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lundybernard/rust-python-interoperability 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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b4ff03738c07375e3c36371e9cacccb89aa395d1ef010f3a56e12efb9f4181f
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[INFO] [stdout] cb167b5f097988de38a076575218c754482fc72018fbdbb566e7b6f11d78fe79
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[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling unindent v0.2.3
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[INFO] [stderr]    Compiling byteorder v1.5.0
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[INFO] [stderr]    Compiling phf_shared v0.11.3
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[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling cc v1.2.9
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
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[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling pyo3-build-config v0.23.4
[INFO] [stderr]    Compiling dtoa v1.0.9
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[INFO] [stderr]    Compiling dtoa-short v0.3.5
[INFO] [stderr]    Compiling tendril v0.4.3
[INFO] [stderr]    Compiling rustls v0.23.21
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[INFO] [stderr]    Compiling getopts v0.2.21
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[INFO] [stderr]    Compiling crossbeam-channel v0.5.14
[INFO] [stderr]    Compiling os_pipe v1.2.1
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[INFO] [stderr]    Compiling crossbeam v0.8.4
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling primes v0.4.0
[INFO] [stderr]    Compiling welcome v0.1.0 (/opt/rustwide/workdir/exercises/01_intro/00_welcome)
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[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]    Compiling icu_provider_macros v1.5.0
[INFO] [stderr]    Compiling phf_macros v0.11.3
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.2
[INFO] [stderr]    Compiling selectors v0.26.0
[INFO] [stderr]    Compiling html5ever v0.29.0
[INFO] [stderr]    Compiling markup5ever v0.14.0
[INFO] [stderr]    Compiling zerofrom v0.1.5
[INFO] [stderr]    Compiling cssparser-macros v0.6.1
[INFO] [stderr]    Compiling derive_more v0.99.18
[INFO] [stderr]    Compiling yoke v0.7.5
[INFO] [stderr]    Compiling zerovec v0.10.4
[INFO] [stderr]    Compiling tinystr v0.7.6
[INFO] [stderr]    Compiling icu_locid v1.5.0
[INFO] [stderr]    Compiling icu_collections v1.5.0
[INFO] [stderr]    Compiling phf v0.11.3
[INFO] [stderr]    Compiling icu_provider v1.5.0
[INFO] [stderr]    Compiling cssparser v0.34.0
[INFO] [stderr]    Compiling icu_locid_transform v1.5.0
[INFO] [stderr]    Compiling output v0.1.0 (/opt/rustwide/workdir/exercises/01_intro/06_output)
[INFO] [stderr]    Compiling pyclass v0.1.0 (/opt/rustwide/workdir/exercises/02_classes/00_pyclass)
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]   --> exercises/02_classes/00_pyclass/src/lib.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn pyclass(m: &Bound<'_, PyModule>) -> PyResult<()> {
[INFO] [stdout]    |            ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling outro2 v0.1.0 (/opt/rustwide/workdir/exercises/02_classes/07_outro)
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]   --> exercises/02_classes/07_outro/src/lib.rs:23:11
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn outro2(m: &Bound<'_, PyModule>) -> PyResult<()> {
[INFO] [stdout]    |           ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling constructors v0.1.0 (/opt/rustwide/workdir/exercises/02_classes/01_constructors)
[INFO] [stderr]    Compiling setters v0.1.0 (/opt/rustwide/workdir/exercises/02_classes/03_setters)
[INFO] [stdout] warning: fields `name` and `price` are never read
[INFO] [stdout]  --> exercises/02_classes/03_setters/src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Item {
[INFO] [stdout]   |        ---- fields in this struct
[INFO] [stdout] 6 |     name: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 7 |     price: u64,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling outro1 v0.1.0 (/opt/rustwide/workdir/exercises/01_intro/08_outro)
[INFO] [stderr]    Compiling icu_properties v1.5.1
[INFO] [stderr]    Compiling methods v0.1.0 (/opt/rustwide/workdir/exercises/02_classes/02_methods)
[INFO] [stdout] warning: use of deprecated type alias `pyo3::types::PyLong`: use `PyInt` instead
[INFO] [stdout]  --> exercises/02_classes/02_methods/src/lib.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | use pyo3::types::PyLong;
[INFO] [stdout]   |                  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `pyo3::types::PyLong`: use `PyInt` instead
[INFO] [stdout]   --> exercises/02_classes/02_methods/src/lib.rs:23:43
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn new(name: String, price: Bound<'_, PyLong>, quantity: Bound<'_, PyLong>) -> PyResult<Self> {
[INFO] [stdout]    |                                           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `pyo3::types::PyLong`: use `PyInt` instead
[INFO] [stdout]   --> exercises/02_classes/02_methods/src/lib.rs:23:72
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn new(name: String, price: Bound<'_, PyLong>, quantity: Bound<'_, PyLong>) -> PyResult<Self> {
[INFO] [stdout]    |                                                                        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling parent v0.1.0 (/opt/rustwide/workdir/exercises/02_classes/06_parent)
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]  --> exercises/02_classes/06_parent/src/lib.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn parent(m: &Bound<'_, PyModule>) -> PyResult<()> {
[INFO] [stdout]   |           ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling setup v0.1.0 (/opt/rustwide/workdir/exercises/01_intro/01_setup)
[INFO] [stderr]    Compiling modules v0.1.0 (/opt/rustwide/workdir/exercises/01_intro/02_modules)
[INFO] [stderr]    Compiling exceptions v0.1.0 (/opt/rustwide/workdir/exercises/01_intro/07_exceptions)
[INFO] [stderr]    Compiling gil2 v0.1.0 (/opt/rustwide/workdir/exercises/03_concurrency/02_gil)
[INFO] [stderr]    Compiling functions v0.1.0 (/opt/rustwide/workdir/exercises/01_intro/03_functions)
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]   --> exercises/03_concurrency/02_gil/src/lib.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let text = text.to_str()?;
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `word_count_chunk` is never used
[INFO] [stdout]   --> exercises/03_concurrency/02_gil/src/lib.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn word_count_chunk(chunk: &str) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `split_into_chunks` is never used
[INFO] [stdout]   --> exercises/03_concurrency/02_gil/src/lib.rs:32:4
[INFO] [stdout]    |
[INFO] [stdout] 32 | fn split_into_chunks(text: &str, n: usize) -> Vec<&str> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]  --> exercises/01_intro/03_functions/src/lib.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn functions(m: &Bound<'_, PyModule>) -> PyResult<()> {
[INFO] [stdout]   |              ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling gil v0.1.0 (/opt/rustwide/workdir/exercises/01_intro/05_gil)
[INFO] [stderr]    Compiling immutable v0.1.0 (/opt/rustwide/workdir/exercises/03_concurrency/05_immutable_types)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> exercises/03_concurrency/05_immutable_types/src/lib.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let area: u32 = todo!();
[INFO] [stdout]    |                         ------- any code following this expression is unreachable
[INFO] [stdout] 29 |         area
[INFO] [stdout]    |         ^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `shape`
[INFO] [stdout]   --> exercises/03_concurrency/05_immutable_types/src/lib.rs:26:43
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn compute_area<'py>(python: Python<'py>, shape: Bound<'py, Rectangle>) -> u32 {
[INFO] [stdout]    |                                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_shape`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `area`
[INFO] [stdout]   --> exercises/03_concurrency/05_immutable_types/src/lib.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let area: u32 = todo!();
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_area`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling minimize v0.1.0 (/opt/rustwide/workdir/exercises/03_concurrency/04_minimize_gil_locking)
[INFO] [stdout] warning: fields `width` and `length` are never read
[INFO] [stdout]  --> exercises/03_concurrency/05_immutable_types/src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Rectangle {
[INFO] [stdout]   |        --------- fields in this struct
[INFO] [stdout] 5 |     width: u32,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 6 |     length: u32,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `python`
[INFO] [stdout]   --> exercises/03_concurrency/04_minimize_gil_locking/src/lib.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     python: Python<'python>,
[INFO] [stdout]    |     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_python`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `numbers`
[INFO] [stdout]   --> exercises/03_concurrency/04_minimize_gil_locking/src/lib.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     numbers: Bound<'python, PyList>,
[INFO] [stdout]    |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_numbers`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling inheritance v0.1.0 (/opt/rustwide/workdir/exercises/02_classes/05_inheritance)
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]   --> exercises/02_classes/05_inheritance/src/lib.rs:12:16
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn inheritance(m: &Bound<'_, PyModule>) -> PyResult<()> {
[INFO] [stdout]    |                ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling static_methods v0.1.0 (/opt/rustwide/workdir/exercises/02_classes/04_static_methods)
[INFO] [stderr]    Compiling release v0.1.0 (/opt/rustwide/workdir/exercises/03_concurrency/03_releasing_the_gil)
[INFO] [stderr]    Compiling arguments v0.1.0 (/opt/rustwide/workdir/exercises/01_intro/04_arguments)
[INFO] [stderr]    Compiling icu_normalizer v1.5.0
[INFO] [stderr]    Compiling idna_adapter v1.2.0
[INFO] [stderr]    Compiling idna v1.0.3
[INFO] [stderr]    Compiling url v2.5.4
[INFO] [stderr]    Compiling scraper v0.22.0
[INFO] [stderr]    Compiling ureq v2.12.1
[INFO] [stderr]    Compiling outro3 v0.1.0 (/opt/rustwide/workdir/exercises/03_concurrency/06_outro)
[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)]` 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]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5m 04s
[INFO] running `Command { std: "docker" "inspect" "cb167b5f097988de38a076575218c754482fc72018fbdbb566e7b6f11d78fe79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb167b5f097988de38a076575218c754482fc72018fbdbb566e7b6f11d78fe79", kill_on_drop: false }`
[INFO] [stdout] cb167b5f097988de38a076575218c754482fc72018fbdbb566e7b6f11d78fe79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c046fb5a863bf46697af1eaeed3cf7fc30ba6bcc83308db424d34f7c2f99ad6b
[INFO] running `Command { std: "docker" "start" "-a" "c046fb5a863bf46697af1eaeed3cf7fc30ba6bcc83308db424d34f7c2f99ad6b", kill_on_drop: false }`
[INFO] [stderr]    Compiling functions v0.1.0 (/opt/rustwide/workdir/exercises/01_intro/03_functions)
[INFO] [stderr]    Compiling verifier v0.1.0 (/opt/rustwide/workdir/verifier)
[INFO] [stderr]    Compiling minimize v0.1.0 (/opt/rustwide/workdir/exercises/03_concurrency/04_minimize_gil_locking)
[INFO] [stderr]    Compiling exceptions v0.1.0 (/opt/rustwide/workdir/exercises/01_intro/07_exceptions)
[INFO] [stderr]    Compiling arguments v0.1.0 (/opt/rustwide/workdir/exercises/01_intro/04_arguments)
[INFO] [stderr]    Compiling release v0.1.0 (/opt/rustwide/workdir/exercises/03_concurrency/03_releasing_the_gil)
[INFO] [stderr]    Compiling outro3 v0.1.0 (/opt/rustwide/workdir/exercises/03_concurrency/06_outro)
[INFO] [stderr]    Compiling methods v0.1.0 (/opt/rustwide/workdir/exercises/02_classes/02_methods)
[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)]` 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] warning: unused variable: `m`
[INFO] [stdout]  --> exercises/01_intro/03_functions/src/lib.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn functions(m: &Bound<'_, PyModule>) -> PyResult<()> {
[INFO] [stdout]   |              ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `pyo3::types::PyLong`: use `PyInt` instead
[INFO] [stdout]  --> exercises/02_classes/02_methods/src/lib.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | use pyo3::types::PyLong;
[INFO] [stdout]   |                  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `pyo3::types::PyLong`: use `PyInt` instead
[INFO] [stdout]   --> exercises/02_classes/02_methods/src/lib.rs:23:43
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn new(name: String, price: Bound<'_, PyLong>, quantity: Bound<'_, PyLong>) -> PyResult<Self> {
[INFO] [stdout]    |                                           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `pyo3::types::PyLong`: use `PyInt` instead
[INFO] [stdout]   --> exercises/02_classes/02_methods/src/lib.rs:23:72
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn new(name: String, price: Bound<'_, PyLong>, quantity: Bound<'_, PyLong>) -> PyResult<Self> {
[INFO] [stdout]    |                                                                        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `python`
[INFO] [stdout]   --> exercises/03_concurrency/04_minimize_gil_locking/src/lib.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     python: Python<'python>,
[INFO] [stdout]    |     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_python`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `numbers`
[INFO] [stdout]   --> exercises/03_concurrency/04_minimize_gil_locking/src/lib.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     numbers: Bound<'python, PyList>,
[INFO] [stdout]    |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_numbers`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling gil2 v0.1.0 (/opt/rustwide/workdir/exercises/03_concurrency/02_gil)
[INFO] [stderr]    Compiling outro1 v0.1.0 (/opt/rustwide/workdir/exercises/01_intro/08_outro)
[INFO] [stderr]    Compiling gil v0.1.0 (/opt/rustwide/workdir/exercises/01_intro/05_gil)
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]   --> exercises/03_concurrency/02_gil/src/lib.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let text = text.to_str()?;
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling parent v0.1.0 (/opt/rustwide/workdir/exercises/02_classes/06_parent)
[INFO] [stdout] warning: function `word_count_chunk` is never used
[INFO] [stdout]   --> exercises/03_concurrency/02_gil/src/lib.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn word_count_chunk(chunk: &str) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `split_into_chunks` is never used
[INFO] [stdout]   --> exercises/03_concurrency/02_gil/src/lib.rs:32:4
[INFO] [stdout]    |
[INFO] [stdout] 32 | fn split_into_chunks(text: &str, n: usize) -> Vec<&str> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling static_methods v0.1.0 (/opt/rustwide/workdir/exercises/02_classes/04_static_methods)
[INFO] [stderr]    Compiling setters v0.1.0 (/opt/rustwide/workdir/exercises/02_classes/03_setters)
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]  --> exercises/02_classes/06_parent/src/lib.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn parent(m: &Bound<'_, PyModule>) -> PyResult<()> {
[INFO] [stdout]   |           ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling constructors v0.1.0 (/opt/rustwide/workdir/exercises/02_classes/01_constructors)
[INFO] [stdout] warning: fields `name` and `price` are never read
[INFO] [stdout]  --> exercises/02_classes/03_setters/src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Item {
[INFO] [stdout]   |        ---- fields in this struct
[INFO] [stdout] 6 |     name: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 7 |     price: u64,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling modules v0.1.0 (/opt/rustwide/workdir/exercises/01_intro/02_modules)
[INFO] [stderr]    Compiling output v0.1.0 (/opt/rustwide/workdir/exercises/01_intro/06_output)
[INFO] [stderr]    Compiling pyclass v0.1.0 (/opt/rustwide/workdir/exercises/02_classes/00_pyclass)
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]   --> exercises/02_classes/00_pyclass/src/lib.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn pyclass(m: &Bound<'_, PyModule>) -> PyResult<()> {
[INFO] [stdout]    |            ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling outro2 v0.1.0 (/opt/rustwide/workdir/exercises/02_classes/07_outro)
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]   --> exercises/02_classes/07_outro/src/lib.rs:23:11
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn outro2(m: &Bound<'_, PyModule>) -> PyResult<()> {
[INFO] [stdout]    |           ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling immutable v0.1.0 (/opt/rustwide/workdir/exercises/03_concurrency/05_immutable_types)
[INFO] [stderr]    Compiling setup v0.1.0 (/opt/rustwide/workdir/exercises/01_intro/01_setup)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> exercises/03_concurrency/05_immutable_types/src/lib.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let area: u32 = todo!();
[INFO] [stdout]    |                         ------- any code following this expression is unreachable
[INFO] [stdout] 29 |         area
[INFO] [stdout]    |         ^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `shape`
[INFO] [stdout]   --> exercises/03_concurrency/05_immutable_types/src/lib.rs:26:43
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn compute_area<'py>(python: Python<'py>, shape: Bound<'py, Rectangle>) -> u32 {
[INFO] [stdout]    |                                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_shape`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `area`
[INFO] [stdout]   --> exercises/03_concurrency/05_immutable_types/src/lib.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let area: u32 = todo!();
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_area`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `width` and `length` are never read
[INFO] [stdout]  --> exercises/03_concurrency/05_immutable_types/src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Rectangle {
[INFO] [stdout]   |        --------- fields in this struct
[INFO] [stdout] 5 |     width: u32,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 6 |     length: u32,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling inheritance v0.1.0 (/opt/rustwide/workdir/exercises/02_classes/05_inheritance)
[INFO] [stderr]    Compiling welcome v0.1.0 (/opt/rustwide/workdir/exercises/01_intro/00_welcome)
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]   --> exercises/02_classes/05_inheritance/src/lib.rs:12:16
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn inheritance(m: &Bound<'_, PyModule>) -> PyResult<()> {
[INFO] [stdout]    |                ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.76s
[INFO] running `Command { std: "docker" "inspect" "c046fb5a863bf46697af1eaeed3cf7fc30ba6bcc83308db424d34f7c2f99ad6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c046fb5a863bf46697af1eaeed3cf7fc30ba6bcc83308db424d34f7c2f99ad6b", kill_on_drop: false }`
[INFO] [stdout] c046fb5a863bf46697af1eaeed3cf7fc30ba6bcc83308db424d34f7c2f99ad6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c78b940c163a673d50483b6a2db81f9020319978ffe6b6a53cbab2cf097eb885
[INFO] running `Command { std: "docker" "start" "-a" "c78b940c163a673d50483b6a2db81f9020319978ffe6b6a53cbab2cf097eb885", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `python`
[INFO] [stderr]   --> exercises/03_concurrency/04_minimize_gil_locking/src/lib.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     python: Python<'python>,
[INFO] [stderr]    |     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_python`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `numbers`
[INFO] [stderr]   --> exercises/03_concurrency/04_minimize_gil_locking/src/lib.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     numbers: Bound<'python, PyList>,
[INFO] [stderr]    |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_numbers`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `m`
[INFO] [stderr]   --> exercises/02_classes/00_pyclass/src/lib.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 12 | fn pyclass(m: &Bound<'_, PyModule>) -> PyResult<()> {
[INFO] [stderr]    |            ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `text`
[INFO] [stderr]   --> exercises/03_concurrency/02_gil/src/lib.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |     let text = text.to_str()?;
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `word_count_chunk` is never used
[INFO] [stderr]   --> exercises/03_concurrency/02_gil/src/lib.rs:27:4
[INFO] [stderr]    |
[INFO] [stderr] 27 | fn word_count_chunk(chunk: &str) -> usize {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `split_into_chunks` is never used
[INFO] [stderr]   --> exercises/03_concurrency/02_gil/src/lib.rs:32:4
[INFO] [stderr]    |
[INFO] [stderr] 32 | fn split_into_chunks(text: &str, n: usize) -> Vec<&str> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `m`
[INFO] [stderr]   --> exercises/02_classes/05_inheritance/src/lib.rs:12:16
[INFO] [stderr]    |
[INFO] [stderr] 12 | fn inheritance(m: &Bound<'_, PyModule>) -> PyResult<()> {
[INFO] [stderr]    |                ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `minimize` (lib test) generated 2 warnings
[INFO] [stderr] warning: `pyclass` (lib test) generated 1 warning
[INFO] [stderr] warning: `gil2` (lib test) generated 3 warnings
[INFO] [stderr] warning: `inheritance` (lib test) generated 1 warning
[INFO] [stderr] warning: unused variable: `start_from`
[INFO] [stderr]   --> exercises/03_concurrency/06_outro/src/lib.rs:46:17
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub fn site_map(start_from: String, site_map: Bound<'_, PySet>) {
[INFO] [stderr]    |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_from`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `site_map`
[INFO] [stderr]   --> exercises/03_concurrency/06_outro/src/lib.rs:46:37
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub fn site_map(start_from: String, site_map: Bound<'_, PySet>) {
[INFO] [stderr]    |                                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_site_map`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated type alias `pyo3::types::PyLong`: use `PyInt` instead
[INFO] [stderr]  --> exercises/02_classes/02_methods/src/lib.rs:4:18
[INFO] [stderr]   |
[INFO] [stderr] 4 | use pyo3::types::PyLong;
[INFO] [stderr]   |                  ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated type alias `pyo3::types::PyLong`: use `PyInt` instead
[INFO] [stderr]   --> exercises/02_classes/02_methods/src/lib.rs:23:43
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn new(name: String, price: Bound<'_, PyLong>, quantity: Bound<'_, PyLong>) -> PyResult<Self> {
[INFO] [stderr]    |                                           ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated type alias `pyo3::types::PyLong`: use `PyInt` instead
[INFO] [stderr]   --> exercises/02_classes/02_methods/src/lib.rs:23:72
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn new(name: String, price: Bound<'_, PyLong>, quantity: Bound<'_, PyLong>) -> PyResult<Self> {
[INFO] [stderr]    |                                                                        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `m`
[INFO] [stderr]  --> exercises/02_classes/06_parent/src/lib.rs:9:11
[INFO] [stderr]   |
[INFO] [stderr] 9 | fn parent(m: &Bound<'_, PyModule>) -> PyResult<()> {
[INFO] [stderr]   |           ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `m`
[INFO] [stderr]  --> exercises/01_intro/03_functions/src/lib.rs:5:14
[INFO] [stderr]   |
[INFO] [stderr] 5 | fn functions(m: &Bound<'_, PyModule>) -> PyResult<()> {
[INFO] [stderr]   |              ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `outro3` (lib test) generated 2 warnings
[INFO] [stderr] warning: `methods` (lib test) generated 3 warnings
[INFO] [stderr] warning: `parent` (lib test) generated 1 warning
[INFO] [stderr] warning: `functions` (lib test) generated 1 warning
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> exercises/03_concurrency/05_immutable_types/src/lib.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |         let area: u32 = todo!();
[INFO] [stderr]    |                         ------- any code following this expression is unreachable
[INFO] [stderr] 29 |         area
[INFO] [stderr]    |         ^^^^ unreachable expression
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `shape`
[INFO] [stderr]   --> exercises/03_concurrency/05_immutable_types/src/lib.rs:26:43
[INFO] [stderr]    |
[INFO] [stderr] 26 | fn compute_area<'py>(python: Python<'py>, shape: Bound<'py, Rectangle>) -> u32 {
[INFO] [stderr]    |                                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_shape`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `area`
[INFO] [stderr]   --> exercises/03_concurrency/05_immutable_types/src/lib.rs:28:13
[INFO] [stderr]    |
[INFO] [stderr] 28 |         let area: u32 = todo!();
[INFO] [stderr]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_area`
[INFO] [stderr] 
[INFO] [stderr] warning: fields `width` and `length` are never read
[INFO] [stderr]  --> exercises/03_concurrency/05_immutable_types/src/lib.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | struct Rectangle {
[INFO] [stderr]   |        --------- fields in this struct
[INFO] [stderr] 5 |     width: u32,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr] 6 |     length: u32,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `name` and `price` are never read
[INFO] [stderr]  --> exercises/02_classes/03_setters/src/lib.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | struct Item {
[INFO] [stderr]   |        ---- fields in this struct
[INFO] [stderr] 6 |     name: String,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 7 |     price: u64,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `m`
[INFO] [stderr]   --> exercises/02_classes/07_outro/src/lib.rs:23:11
[INFO] [stderr]    |
[INFO] [stderr] 23 | fn outro2(m: &Bound<'_, PyModule>) -> PyResult<()> {
[INFO] [stderr]    |           ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `immutable` (lib test) generated 4 warnings
[INFO] [stderr] warning: `setters` (lib test) generated 1 warning
[INFO] [stderr] warning: `outro2` (lib test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/arguments-696617c433a298e5)
[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] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/constructors-bae640870d6e8ddd)
[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] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/exceptions-ae7038c960ba5fc8)
[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] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/functions-8af1ac5451f73f6d)
[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] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/gil-6c9d6c227d365862)
[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] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/gil2-424562eb5eae7545)
[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] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/immutable-db2311393c9143ab)
[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] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/inheritance-333ffb59c779b5ca)
[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] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/methods-cdacbc196ff252bd)
[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] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/minimize-a8012cb44be12e86)
[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] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/modules-6f70286dc4f2cbd6)
[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] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/output-b51524608a3dd70a)
[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] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/outro1-ba7d54d9a28260b9)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/outro2-22ac1489ba63700b)
[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] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/outro3-f05bda073510a9f9)
[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] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/parent-d1a1f14edf804be9)
[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] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pyclass-76e53d4db73c9da8)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/release-464f9a949473d35a)
[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] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/setters-b39d6fd3b3379c12)
[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] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/setup-512fdad1ac5fda8e)
[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] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/static_methods-32bc55e5d87c1c56)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/verifier-56d1cfd522f47e14)
[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] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/welcome-3339962222b502df)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::uv_is_installed_and_on_path ... FAILED
[INFO] [stdout] test tests::test_welcome ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::uv_is_installed_and_on_path stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::uv_is_installed_and_on_path' panicked at exercises/01_intro/00_welcome/src/lib.rs:36:14:
[INFO] [stdout] Failed to run uv: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6101cd9b3922 - std::backtrace_rs::backtrace::libunwind::trace::hd39b1f53d3cf9745
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x6101cd9b3922 - std::backtrace_rs::backtrace::trace_unsynchronized::he91d9a75d4e3972b
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x6101cd9b3922 - std::sys::backtrace::_print_fmt::hca46938f8c6e22cf
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x6101cd9b3922 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha499add612cccf8e
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x6101cd9d8a93 - core::fmt::rt::Argument::fmt::hd21145b75a833b7a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x6101cd9d8a93 - core::fmt::write::hb10c956f5235c8a4
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x6101cd9b0b03 - std::io::default_write_fmt::hdb7615052be2ba4d
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x6101cd9b0b03 - std::io::Write::write_fmt::he1bcd251ec6e4153
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x6101cd9b3772 - std::sys::backtrace::BacktraceLock::print::hb47c770ef659fd10
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x6101cd9b4e8c - std::panicking::default_hook::{{closure}}::hdda8afb9d457a22c
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x6101cd9b4ce2 - std::panicking::default_hook::h7c46b44874fe5c9a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x6101cd97cdc4 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h178a5fcedee41e2f
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x6101cd97cdc4 - test::test_main_with_exit_callback::{{closure}}::h951a41e0149d6d5d
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x6101cd9b586b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h13602080f5b63276
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x6101cd9b586b - std::panicking::rust_panic_with_hook::ha6cb99ed099eb1c5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x6101cd9b563a - std::panicking::begin_panic_handler::{{closure}}::he11808bc797ee921
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x6101cd9b3e19 - std::sys::backtrace::__rust_end_short_backtrace::h9418807cb7346258
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x6101cd9b52cd - __rustc[18fb429eef004894]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x6101cd9d7610 - core::panicking::panic_fmt::hd890aeb12c3a3fc3
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x6101cd9d7986 - core::result::unwrap_failed::h31c9775ec1a50121
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/result.rs:1761:5
[INFO] [stdout]   20:     0x6101cd942d74 - core::result::Result<T,E>::expect::hd01e924c4b0a426a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/result.rs:1119:23
[INFO] [stdout]   21:     0x6101cd942d74 - welcome::tests::uv_is_installed_and_on_path::hc943b9697b8e9131
[INFO] [stdout]                                at /opt/rustwide/workdir/exercises/01_intro/00_welcome/src/lib.rs:36:14
[INFO] [stdout]   22:     0x6101cd942d74 - welcome::tests::uv_is_installed_and_on_path::{{closure}}::hd73ccb3bbf70f3d9
[INFO] [stdout]                                at /opt/rustwide/workdir/exercises/01_intro/00_welcome/src/lib.rs:32:37
[INFO] [stdout]   23:     0x6101cd942d74 - core::ops::function::FnOnce::call_once::h291731ebed4275f7
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x6101cd98254b - core::ops::function::FnOnce::call_once::h2869fb5b0a2b0bdc
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x6101cd98254b - test::__rust_begin_short_backtrace::h7dd7142bd62fa711
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:648:18
[INFO] [stdout]   26:     0x6101cd98173e - test::run_test_in_process::{{closure}}::h43a753f038d36b3f
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:671:74
[INFO] [stdout]   27:     0x6101cd98173e - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h0ca95dd3e12d1e16
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x6101cd98173e - std::panicking::catch_unwind::do_call::he308587d70ac34ba
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:589:40
[INFO] [stdout]   29:     0x6101cd98173e - std::panicking::catch_unwind::h30dcba31973e8fb0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:552:19
[INFO] [stdout]   30:     0x6101cd98173e - std::panic::catch_unwind::hfb68364e5621fbee
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x6101cd98173e - test::run_test_in_process::hcdcc2977903b998a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:671:27
[INFO] [stdout]   32:     0x6101cd98173e - test::run_test::{{closure}}::h544a6550958c5d14
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:592:43
[INFO] [stdout]   33:     0x6101cd9452b4 - test::run_test::{{closure}}::hb172e48ebe2b92c7
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:622:41
[INFO] [stdout]   34:     0x6101cd9452b4 - std::sys::backtrace::__rust_begin_short_backtrace::h7e79d8706638bea0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   35:     0x6101cd948c8a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hc4a275f1e71b8ab0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x6101cd948c8a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h01ed0d242df78cfd
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x6101cd948c8a - std::panicking::catch_unwind::do_call::h052f373fb905fee0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:589:40
[INFO] [stdout]   38:     0x6101cd948c8a - std::panicking::catch_unwind::hb425d20c8ffb09c8
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:552:19
[INFO] [stdout]   39:     0x6101cd948c8a - std::panic::catch_unwind::ha0d5dfbf18fdeda5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x6101cd948c8a - std::thread::Builder::spawn_unchecked_::{{closure}}::hbe79182bd37949c7
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x6101cd948c8a - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc096c4a06972fde5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x6101cd9b87c7 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h47377e27fb938a26
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   43:     0x6101cd9b87c7 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h72f1fe5d095abf57
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   44:     0x6101cd9b87c7 - std::sys::pal::unix::thread::Thread::new::thread_start::h0a4d8e1b9c0d38cf
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout]   45:     0x71efa7e48aa4 - <unknown>
[INFO] [stdout]   46:     0x71efa7ed5a34 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_welcome stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_welcome' panicked at exercises/01_intro/00_welcome/src/lib.rs:28:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: "I'm ready to start _!"
[INFO] [stdout]  right: "I'm ready to start the course!"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6101cd9b3922 - std::backtrace_rs::backtrace::libunwind::trace::hd39b1f53d3cf9745
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x6101cd9b3922 - std::backtrace_rs::backtrace::trace_unsynchronized::he91d9a75d4e3972b
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x6101cd9b3922 - std::sys::backtrace::_print_fmt::hca46938f8c6e22cf
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x6101cd9b3922 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha499add612cccf8e
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x6101cd9d8a93 - core::fmt::rt::Argument::fmt::hd21145b75a833b7a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x6101cd9d8a93 - core::fmt::write::hb10c956f5235c8a4
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x6101cd9b0b03 - std::io::default_write_fmt::hdb7615052be2ba4d
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x6101cd9b0b03 - std::io::Write::write_fmt::he1bcd251ec6e4153
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x6101cd9b3772 - std::sys::backtrace::BacktraceLock::print::hb47c770ef659fd10
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x6101cd9b4e8c - std::panicking::default_hook::{{closure}}::hdda8afb9d457a22c
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x6101cd9b4ce2 - std::panicking::default_hook::h7c46b44874fe5c9a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x6101cd97cdc4 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h178a5fcedee41e2f
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x6101cd97cdc4 - test::test_main_with_exit_callback::{{closure}}::h951a41e0149d6d5d
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x6101cd9b586b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h13602080f5b63276
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x6101cd9b586b - std::panicking::rust_panic_with_hook::ha6cb99ed099eb1c5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x6101cd9b563a - std::panicking::begin_panic_handler::{{closure}}::he11808bc797ee921
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x6101cd9b3e19 - std::sys::backtrace::__rust_end_short_backtrace::h9418807cb7346258
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x6101cd9b52cd - __rustc[18fb429eef004894]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x6101cd9d7610 - core::panicking::panic_fmt::hd890aeb12c3a3fc3
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x6101cd9d7877 - core::panicking::assert_failed_inner::h02e1528dd7bc6647
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panicking.rs:448:17
[INFO] [stdout]   20:     0x6101cd943759 - core::panicking::assert_failed::h97770d470dd0f187
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panicking.rs:403:5
[INFO] [stdout]   21:     0x6101cd942c51 - welcome::tests::test_welcome::h4258dfda44453bf9
[INFO] [stdout]                                at /opt/rustwide/workdir/exercises/01_intro/00_welcome/src/lib.rs:28:9
[INFO] [stdout]   22:     0x6101cd942c51 - welcome::tests::test_welcome::{{closure}}::h3b0e3e5ad91fd1d3
[INFO] [stdout]                                at /opt/rustwide/workdir/exercises/01_intro/00_welcome/src/lib.rs:27:22
[INFO] [stdout]   23:     0x6101cd942c51 - core::ops::function::FnOnce::call_once::h0e682d238c7860ba
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x6101cd98254b - core::ops::function::FnOnce::call_once::h2869fb5b0a2b0bdc
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x6101cd98254b - test::__rust_begin_short_backtrace::h7dd7142bd62fa711
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:648:18
[INFO] [stdout]   26:     0x6101cd98173e - test::run_test_in_process::{{closure}}::h43a753f038d36b3f
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:671:74
[INFO] [stdout]   27:     0x6101cd98173e - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h0ca95dd3e12d1e16
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x6101cd98173e - std::panicking::catch_unwind::do_call::he308587d70ac34ba
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:589:40
[INFO] [stdout]   29:     0x6101cd98173e - std::panicking::catch_unwind::h30dcba31973e8fb0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:552:19
[INFO] [stdout]   30:     0x6101cd98173e - std::panic::catch_unwind::hfb68364e5621fbee
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x6101cd98173e - test::run_test_in_process::hcdcc2977903b998a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:671:27
[INFO] [stdout]   32:     0x6101cd98173e - test::run_test::{{closure}}::h544a6550958c5d14
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:592:43
[INFO] [stdout]   33:     0x6101cd9452b4 - test::run_test::{{closure}}::hb172e48ebe2b92c7
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:622:41
[INFO] [stdout]   34:     0x6101cd9452b4 - std::sys::backtrace::__rust_begin_short_backtrace::h7e79d8706638bea0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   35:     0x6101cd948c8a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hc4a275f1e71b8ab0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x6101cd948c8a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h01ed0d242df78cfd
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x6101cd948c8a - std::panicking::catch_unwind::do_call::h052f373fb905fee0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:589:40
[INFO] [stdout]   38:     0x6101cd948c8a - std::panicking::catch_unwind::hb425d20c8ffb09c8
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:552:19
[INFO] [stdout]   39:     0x6101cd948c8a - std::panic::catch_unwind::ha0d5dfbf18fdeda5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x6101cd948c8a - std::thread::Builder::spawn_unchecked_::{{closure}}::hbe79182bd37949c7
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x6101cd948c8a - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc096c4a06972fde5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x6101cd9b87c7 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h47377e27fb938a26
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   43:     0x6101cd9b87c7 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h72f1fe5d095abf57
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   44:     0x6101cd9b87c7 - std::sys::pal::unix::thread::Thread::new::thread_start::h0a4d8e1b9c0d38cf
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout]   45:     0x71efa7e48aa4 - <unknown>
[INFO] [stdout]   46:     0x71efa7ed5a34 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::test_welcome
[INFO] [stdout]     tests::uv_is_installed_and_on_path
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `-p welcome --lib`
[INFO] running `Command { std: "docker" "inspect" "c78b940c163a673d50483b6a2db81f9020319978ffe6b6a53cbab2cf097eb885", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c78b940c163a673d50483b6a2db81f9020319978ffe6b6a53cbab2cf097eb885", kill_on_drop: false }`
[INFO] [stdout] c78b940c163a673d50483b6a2db81f9020319978ffe6b6a53cbab2cf097eb885
