[INFO] cloning repository https://github.com/nvegater/learning-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nvegater/learning-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnvegater%2Flearning-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnvegater%2Flearning-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 03a651ac1d439b94f8a722a3a97422f7db64539e
[INFO] checking nvegater/learning-rust against master#9e293ae9f8abecb0be5105787d181518c9012a19 for pr-146440-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnvegater%2Flearning-rust" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/nvegater/learning-rust
[INFO] finished tweaking git repo https://github.com/nvegater/learning-rust
[INFO] tweaked toml for git repo https://github.com/nvegater/learning-rust written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nvegater/learning-rust on toolchain 9e293ae9f8abecb0be5105787d181518c9012a19
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nvegater/learning-rust 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" "+9e293ae9f8abecb0be5105787d181518c9012a19" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.117
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.117
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.117
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.67
[INFO] [stderr]   Downloaded fastrand v2.4.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.117
[INFO] [stderr]   Downloaded cc v1.2.59
[INFO] [stderr]   Downloaded js-sys v0.3.94
[INFO] [stderr]   Downloaded indexmap v2.13.1
[INFO] [stderr]   Downloaded web-sys v0.3.94
[INFO] [stderr]   Downloaded tokio v1.51.0
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a8efdd1edadf18e084d2e67ccd132ad5ac2222895adbced7dbbd4690e4ef328f
[INFO] running `Command { std: "docker" "start" "-a" "a8efdd1edadf18e084d2e67ccd132ad5ac2222895adbced7dbbd4690e4ef328f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8efdd1edadf18e084d2e67ccd132ad5ac2222895adbced7dbbd4690e4ef328f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8efdd1edadf18e084d2e67ccd132ad5ac2222895adbced7dbbd4690e4ef328f", kill_on_drop: false }`
[INFO] [stdout] a8efdd1edadf18e084d2e67ccd132ad5ac2222895adbced7dbbd4690e4ef328f
[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" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4f71ba05fd2897d88ec76789aebbabadaaca862c3986396335872e39b19b935
[INFO] running `Command { std: "docker" "start" "-a" "c4f71ba05fd2897d88ec76789aebbabadaaca862c3986396335872e39b19b935", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling libc v0.2.184
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking bytes v1.11.1
[INFO] [stderr]     Checking pin-project-lite v0.2.17
[INFO] [stderr]     Checking itoa v1.0.18
[INFO] [stderr]     Checking stable_deref_trait v1.2.1
[INFO] [stderr]     Checking once_cell v1.21.4
[INFO] [stderr]     Checking futures-core v0.3.32
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]     Checking lock_api v0.4.14
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling cc v1.2.59
[INFO] [stderr]     Checking slab v0.4.12
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking litemap v0.8.2
[INFO] [stderr]     Checking writeable v0.6.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]     Checking futures-task v0.3.32
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]     Checking utf8_iter v1.0.4
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]    Compiling icu_normalizer_data v2.2.0
[INFO] [stderr]     Checking tower-service v0.3.3
[INFO] [stderr]     Checking hashbrown v0.16.1
[INFO] [stderr]    Compiling icu_properties_data v2.2.0
[INFO] [stderr]     Checking futures-sink v0.3.32
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]    Compiling openssl v0.10.76
[INFO] [stderr]     Checking bitflags v2.11.0
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking try-lock v0.2.5
[INFO] [stderr]     Checking want v0.3.1
[INFO] [stderr]     Checking http v1.4.0
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking futures-channel v0.3.32
[INFO] [stderr]     Checking sync_wrapper v1.0.2
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking tower-layer v0.3.3
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]    Compiling native-tls v0.2.18
[INFO] [stderr]     Checking httpdate v1.0.3
[INFO] [stderr]     Checking form_urlencoded v1.2.2
[INFO] [stderr]     Checking ipnet v2.12.0
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]     Checking openssl-probe v0.2.1
[INFO] [stderr]     Checking ryu v1.0.23
[INFO] [stderr]     Checking memchr v2.8.0
[INFO] [stderr]     Checking mime v0.3.17
[INFO] [stderr]     Checking zeroize v1.8.2
[INFO] [stderr]     Checking indexmap v2.13.1
[INFO] [stderr]     Checking iri-string v0.7.12
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]     Checking matchit v0.8.4
[INFO] [stderr]     Checking rustls-pki-types v1.14.0
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]    Compiling openssl-sys v0.9.112
[INFO] [stderr]     Checking http-body-util v0.1.3
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking mio v1.2.0
[INFO] [stderr]     Checking socket2 v0.6.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking axum-core v0.5.6
[INFO] [stderr]     Checking serde_path_to_error v0.1.20
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerofrom-derive v0.1.7
[INFO] [stderr]    Compiling yoke-derive v0.8.2
[INFO] [stderr]    Compiling zerovec-derive v0.11.3
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling tokio-macros v2.7.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]     Checking tokio v1.51.0
[INFO] [stderr]     Checking zerofrom v0.1.7
[INFO] [stderr]     Checking yoke v0.8.2
[INFO] [stderr]     Checking zerovec v0.11.6
[INFO] [stderr]     Checking zerotrie v0.2.4
[INFO] [stderr]     Checking tinystr v0.8.3
[INFO] [stderr]     Checking potential_utf v0.1.5
[INFO] [stderr]     Checking icu_collections v2.2.0
[INFO] [stderr]     Checking icu_locale_core v2.2.0
[INFO] [stderr]     Checking icu_provider v2.2.0
[INFO] [stderr]     Checking icu_properties v2.2.0
[INFO] [stderr]     Checking icu_normalizer v2.2.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking url v2.5.8
[INFO] [stderr]     Checking tokio-util v0.7.18
[INFO] [stderr]     Checking tower v0.5.3
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking tower-http v0.6.8
[INFO] [stderr]     Checking h2 v0.4.13
[INFO] [stderr]     Checking hyper v1.9.0
[INFO] [stderr]     Checking hyper-util v0.1.20
[INFO] [stderr]     Checking hyper-tls v0.6.0
[INFO] [stderr]     Checking axum v0.8.8
[INFO] [stderr]     Checking reqwest v0.12.28
[INFO] [stderr]     Checking learning_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Point` is never constructed
[INFO] [stdout]  --> src/domain.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Point {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `distance_to` are never used
[INFO] [stdout]   --> src/domain.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Point {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 13 |     fn new(x: f64, y: f64) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |     fn distance_to(&self, other: &Point) -> f64 {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Shape` is never used
[INFO] [stdout]   --> src/domain.rs:33:6
[INFO] [stdout]    |
[INFO] [stdout] 33 | enum Shape {
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Describable` is never used
[INFO] [stdout]   --> src/domain.rs:43:7
[INFO] [stdout]    |
[INFO] [stdout] 43 | trait Describable {
[INFO] [stdout]    |       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `area` is never used
[INFO] [stdout]   --> src/domain.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | impl Shape {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] 49 |     fn area(&self) -> f64 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_description` is never used
[INFO] [stdout]   --> src/domain.rs:93:4
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn print_description(item: &impl Describable) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParseError` is never used
[INFO] [stdout]   --> src/errors.rs:16:6
[INFO] [stdout]    |
[INFO] [stdout] 16 | enum ParseError {
[INFO] [stdout]    |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_positive` is never used
[INFO] [stdout]   --> src/errors.rs:39:4
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn parse_positive(input: &str) -> Result<f64, ParseError> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `first_above` is never used
[INFO] [stdout]   --> src/errors.rs:79:4
[INFO] [stdout]    |
[INFO] [stdout] 79 | fn first_above(values: &[f64], threshold: f64) -> Option<f64> {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_and_double` is never used
[INFO] [stdout]   --> src/errors.rs:89:4
[INFO] [stdout]    |
[INFO] [stdout] 89 | fn parse_and_double(input: &str) -> Result<f64, ParseError> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `first_above_or_error` is never used
[INFO] [stdout]   --> src/errors.rs:96:4
[INFO] [stdout]    |
[INFO] [stdout] 96 | fn first_above_or_error(values: &[f64], threshold: f64) -> Result<f64, String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `my_own_string_length` is never used
[INFO] [stdout]  --> src/ownership.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn my_own_string_length(owned_string: String) -> usize {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `borrowed_string_length` is never used
[INFO] [stdout]   --> src/ownership.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn borrowed_string_length(borrowed_reference_to_string: &String) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `append_world` is never used
[INFO] [stdout]   --> src/ownership.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn append_world(mutable_string: &mut String) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `append_world_functional` is never used
[INFO] [stdout]   --> src/ownership.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn append_world_functional(s: String) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add_ten` is never used
[INFO] [stdout]   --> src/ownership.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub fn add_ten(copied_number: i32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `first_word` is never used
[INFO] [stdout]   --> src/ownership.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn first_word(borrowed_string: &str) -> &str {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.69s
[INFO] running `Command { std: "docker" "inspect" "c4f71ba05fd2897d88ec76789aebbabadaaca862c3986396335872e39b19b935", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4f71ba05fd2897d88ec76789aebbabadaaca862c3986396335872e39b19b935", kill_on_drop: false }`
[INFO] [stdout] c4f71ba05fd2897d88ec76789aebbabadaaca862c3986396335872e39b19b935
