[INFO] cloning repository https://github.com/whj768702/100-exercises-to-learn-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/whj768702/100-exercises-to-learn-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhj768702%2F100-exercises-to-learn-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhj768702%2F100-exercises-to-learn-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] de1f029160d4e306d364662536d227537fba44a1 [INFO] checking whj768702/100-exercises-to-learn-rust/de1f029160d4e306d364662536d227537fba44a1 against master#12f35ad39ed3e39df4d953c46d4f6cc6c82adc96 for pr-155299 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhj768702%2F100-exercises-to-learn-rust" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/whj768702/100-exercises-to-learn-rust [INFO] finished tweaking git repo https://github.com/whj768702/100-exercises-to-learn-rust [INFO] tweaked toml for git repo https://github.com/whj768702/100-exercises-to-learn-rust written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/whj768702/100-exercises-to-learn-rust on toolchain 12f35ad39ed3e39df4d953c46d4f6cc6c82adc96 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+12f35ad39ed3e39df4d953c46d4f6cc6c82adc96" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/whj768702/100-exercises-to-learn-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" "+12f35ad39ed3e39df4d953c46d4f6cc6c82adc96" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... 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"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" "+12f35ad39ed3e39df4d953c46d4f6cc6c82adc96" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5fb4a323aa639ceef91e806507163796b527514e756f270c95d9fb130b23f58f [INFO] running `Command { std: "docker" "start" "-a" "5fb4a323aa639ceef91e806507163796b527514e756f270c95d9fb130b23f58f", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.82 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling thiserror v1.0.60 [INFO] [stderr] Checking common v0.1.0 (/opt/rustwide/workdir/helpers/common) [INFO] [stderr] Compiling libc v0.2.154 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling autocfg v1.3.0 [INFO] [stderr] Checking log 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filetime v0.2.23 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking crossbeam-channel v0.5.13 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking block-buffer v0.10.4 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking indexmap v2.2.6 [INFO] [stderr] Checking tower-service v0.3.2 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking base64 v0.21.7 [INFO] [stderr] Compiling pulldown-cmark v0.10.3 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking sha1 v0.10.6 [INFO] [stderr] Checking fastrand v2.1.0 [INFO] [stderr] Checking notify v6.1.1 [INFO] [stderr] Checking iana-time-zone v0.1.60 [INFO] [stderr] Checking url v2.5.0 [INFO] [stderr] Checking maplit v1.0.2 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Checking pulldown-cmark-escape v0.10.1 [INFO] [stderr] Checking scoped-tls v1.0.1 [INFO] [stderr] Compiling semver v1.0.23 [INFO] [stderr] Checking pathdiff v0.2.1 [INFO] [stderr] Checking notify-debouncer-mini v0.4.1 [INFO] [stderr] Checking shlex v1.3.0 [INFO] [stderr] Checking topological-sort v0.2.2 [INFO] [stderr] Checking headers v0.3.9 [INFO] [stderr] Checking packages v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/10_packages) [INFO] [stderr] Checking outro_03 v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/14_outro) [INFO] [stderr] Checking outro_02 v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/12_outro) [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking deps v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/11_dependencies) [INFO] [stderr] Checking error_trait v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/09_error_trait) [INFO] [stdout] warning: unused import: `anyhow::Error` [INFO] [stdout] --> exercises/05_ticket_v2/11_dependencies/src/lib.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use anyhow::Error; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking enum_ v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/01_enum) [INFO] [stderr] Compiling phf_generator v0.11.2 [INFO] [stderr] Compiling phf_generator v0.10.0 [INFO] [stdout] warning: unused import: `anyhow::Error` [INFO] [stdout] --> exercises/05_ticket_v2/11_dependencies/src/lib.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use anyhow::Error; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking nullability v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/05_nullability) [INFO] [stderr] Compiling phf_codegen v0.11.2 [INFO] [stderr] Checking unwrap v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/07_unwrap) [INFO] [stdout] warning: associated items `new`, `title`, `description`, and `status` are never used [INFO] [stdout] --> exercises/05_ticket_v2/01_enum/src/lib.rs:22:12 [INFO] [stdout] | [INFO] [stdout] 21 | impl Ticket { [INFO] [stdout] | ----------- associated items in this implementation [INFO] [stdout] 22 | pub fn new(title: String, description: String, status: Status) -> Ticket { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 43 | pub fn title(&self) -> &String { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 47 | pub fn description(&self) -> &String { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 51 | pub fn status(&self) -> &Status { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking validation v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/02_validation) [INFO] [stderr] Checking variants_with_data v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/03_variants_with_data) [INFO] [stderr] Checking fallibility v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/06_fallibility) [INFO] [stderr] Checking str_slice v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/06_str_slice) [INFO] [stderr] Compiling string_cache_codegen v0.5.2 [INFO] [stderr] Checking error_enums v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/08_error_enums) [INFO] [stderr] Checking setters v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/07_setters) [INFO] [stdout] warning: variants `InProgress` and `Done` are never constructed [INFO] [stdout] --> exercises/05_ticket_v2/06_fallibility/src/lib.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 12 | enum Status { [INFO] [stdout] | ------ variants in this enum [INFO] [stdout] 13 | ToDo, [INFO] [stdout] 14 | InProgress { assigned_to: String }, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 15 | Done, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Status` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking terminal_size v0.3.0 [INFO] [stdout] warning: variants `InProgress` and `Done` are never constructed [INFO] [stdout] --> exercises/05_ticket_v2/09_error_trait/src/lib.rs:49:5 [INFO] [stdout] | [INFO] [stdout] 47 | enum Status { [INFO] [stdout] | ------ variants in this enum [INFO] [stdout] 48 | ToDo, [INFO] [stdout] 49 | InProgress { assigned_to: String }, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 50 | Done, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Status` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tempfile v3.10.1 [INFO] [stderr] Checking drop v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/13_drop) [INFO] [stdout] warning: variants `InProgress` and `Done` are never constructed [INFO] [stdout] --> exercises/05_ticket_v2/07_unwrap/src/lib.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 25 | enum Status { [INFO] [stdout] | ------ variants in this enum [INFO] [stdout] 26 | ToDo, [INFO] [stdout] 27 | InProgress { assigned_to: String }, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 28 | Done, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Status` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `title`, `description`, and `status` are never read [INFO] [stdout] --> exercises/03_ticket_v1/02_validation/src/lib.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 1 | struct Ticket { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 2 | title: String, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 3 | description: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 4 | status: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking resizing v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/03_resizing) [INFO] [stderr] Checking sync v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/14_sync) [INFO] [stderr] Checking if_let v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/04_if_let) [INFO] [stderr] Checking vec v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/02_vec) [INFO] [stdout] warning: function `outro` is never used [INFO] [stdout] --> exercises/07_threads/14_sync/src/lib.rs:2:4 [INFO] [stdout] | [INFO] [stdout] 2 | fn outro() -> &'static str { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> exercises/05_ticket_v2/08_error_enums/src/lib.rs:7:22 [INFO] [stdout] | [INFO] [stdout] 7 | DescriptionError(String), [INFO] [stdout] | ---------------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `TicketNewError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 7 - DescriptionError(String), [INFO] [stdout] 7 + DescriptionError(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `InProgress` and `Done` are never constructed [INFO] [stdout] --> exercises/05_ticket_v2/08_error_enums/src/lib.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 32 | enum Status { [INFO] [stdout] | ------ variants in this enum [INFO] [stdout] 33 | ToDo, [INFO] [stdout] 34 | InProgress { assigned_to: String }, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 35 | Done, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Status` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking references_in_memory v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/10_references_in_memory) [INFO] [stderr] Checking struct_ v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/01_struct) [INFO] [stderr] Checking tryfrom v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/13_try_from) [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> exercises/06_ticket_management/02_vec/src/lib.rs:13:18 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn fibonacci(n: u32) -> u32 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> exercises/06_ticket_management/03_resizing/src/lib.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | assert_eq!(v.capacity(), todo!()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^-------^ [INFO] [stdout] | | | [INFO] [stdout] | | any code following this expression is unreachable [INFO] [stdout] | unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> exercises/06_ticket_management/03_resizing/src/lib.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | assert_eq!(v.capacity(), todo!()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | unreachable expression [INFO] [stdout] | any code following this expression is unreachable [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking intro_03 v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/00_intro) [INFO] [stdout] warning: enum `Shape` is never used [INFO] [stdout] --> exercises/05_ticket_v2/04_if_let/src/lib.rs:3:6 [INFO] [stdout] | [INFO] [stdout] 3 | enum Shape { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `radius` is never used [INFO] [stdout] --> exercises/05_ticket_v2/04_if_let/src/lib.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 9 | impl Shape { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 12 | pub fn radius(&self) -> f64 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking chrono v0.4.38 [INFO] [stderr] Checking clap_builder v4.5.2 [INFO] [stderr] Checking assoc_vs_generic v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/10_assoc_vs_generic) [INFO] [stderr] Checking if_else v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/03_if_else) [INFO] [stdout] warning: fields `title`, `description`, and `status` are never read [INFO] [stdout] --> exercises/03_ticket_v1/10_references_in_memory/src/lib.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 1 | pub struct Ticket { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 2 | title: String, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 3 | description: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 4 | status: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Status` is never used [INFO] [stdout] --> exercises/05_ticket_v2/13_try_from/src/lib.rs:5:6 [INFO] [stdout] | [INFO] [stdout] 5 | enum Status { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking slice v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/10_slices) [INFO] [stdout] warning: field `price` is never read [INFO] [stdout] --> exercises/03_ticket_v1/01_struct/src/lib.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 7 | struct Order { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 8 | price: u32, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking factorial v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/05_factorial) [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> exercises/02_basic_calculator/03_if_else/src/lib.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | if (n % 2 == 0) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 3 - if (n % 2 == 0) { [INFO] [stdout] 3 + if n % 2 == 0 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_even` is never used [INFO] [stdout] --> exercises/02_basic_calculator/03_if_else/src/lib.rs:2:4 [INFO] [stdout] | [INFO] [stdout] 2 | fn is_even(n: u32) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `intro` is never used [INFO] [stdout] --> exercises/04_traits/00_intro/src/lib.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | fn intro() -> &'static str { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> exercises/06_ticket_management/10_slices/src/lib.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking arrays v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/01_arrays) [INFO] [stderr] Checking heap v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/09_heap) [INFO] [stderr] error: could not compile `slice` (lib test) due to 4 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0425]: cannot find function `sum` in this scope [INFO] [stdout] --> exercises/06_ticket_management/10_slices/src/lib.rs:11:20 [INFO] [stdout] | [INFO] [stdout] 11 | assert_eq!(sum(&v), 0); [INFO] [stdout] | ^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: use the `.` operator to call the method `Stats::sum` on `&[_]` [INFO] [stdout] | [INFO] [stdout] 11 - assert_eq!(sum(&v), 0); [INFO] [stdout] 11 + assert_eq!((&v).sum(), 0); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `sum` in this scope [INFO] [stdout] --> exercises/06_ticket_management/10_slices/src/lib.rs:17:20 [INFO] [stdout] | [INFO] [stdout] 17 | assert_eq!(sum(&v), 1); [INFO] [stdout] | ^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `sum` in this scope [INFO] [stdout] --> exercises/06_ticket_management/10_slices/src/lib.rs:23:20 [INFO] [stdout] | [INFO] [stdout] 23 | assert_eq!(sum(&v), 15); [INFO] [stdout] | ^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `sum` in this scope [INFO] [stdout] --> exercises/06_ticket_management/10_slices/src/lib.rs:29:20 [INFO] [stdout] | [INFO] [stdout] 29 | assert_eq!(sum(&v), 15); [INFO] [stdout] | ^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0425`. [INFO] [stdout] [INFO] [stdout] warning: function `factorial` is never used [INFO] [stdout] --> exercises/02_basic_calculator/05_factorial/src/lib.rs:12:4 [INFO] [stdout] | [INFO] [stdout] 12 | fn factorial(n: u32) -> u32 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Ticket` is never constructed [INFO] [stdout] --> exercises/05_ticket_v2/05_nullability/src/lib.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | struct Ticket { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `day` [INFO] [stdout] --> exercises/06_ticket_management/01_arrays/src/lib.rs:22:35 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn get_temperature(&self, day: Weekday) -> Option { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_day` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `day` [INFO] [stdout] --> exercises/06_ticket_management/01_arrays/src/lib.rs:26:39 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn set_temperature(&mut self, day: Weekday, temperature: i32) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_day` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `temperature` [INFO] [stdout] --> exercises/06_ticket_management/01_arrays/src/lib.rs:26:53 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn set_temperature(&mut self, day: Weekday, temperature: i32) { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_temperature` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Status` is never used [INFO] [stdout] --> exercises/05_ticket_v2/05_nullability/src/lib.rs:11:6 [INFO] [stdout] | [INFO] [stdout] 11 | enum Status { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `assigned_to` are never used [INFO] [stdout] --> exercises/05_ticket_v2/05_nullability/src/lib.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 17 | impl Ticket { [INFO] [stdout] | ----------- associated items in this implementation [INFO] [stdout] 18 | pub fn new(title: String, description: String, status: Status) -> Ticket { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 38 | pub fn assigned_to(&self) -> Option<&String> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `TicketNewError` is never used [INFO] [stdout] --> exercises/05_ticket_v2/08_error_enums/src/lib.rs:5:6 [INFO] [stdout] | [INFO] [stdout] 5 | enum TicketNewError { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `easy_ticket` is never used [INFO] [stdout] --> exercises/05_ticket_v2/08_error_enums/src/lib.rs:14:4 [INFO] [stdout] | [INFO] [stdout] 14 | fn easy_ticket(title: String, description: String, status: Status) -> Ticket { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Ticket` is never constructed [INFO] [stdout] --> exercises/05_ticket_v2/08_error_enums/src/lib.rs:25:8 [INFO] [stdout] | [INFO] [stdout] 25 | struct Ticket { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Status` is never used [INFO] [stdout] --> exercises/05_ticket_v2/08_error_enums/src/lib.rs:32:6 [INFO] [stdout] | [INFO] [stdout] 32 | enum Status { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> exercises/05_ticket_v2/08_error_enums/src/lib.rs:39:12 [INFO] [stdout] | [INFO] [stdout] 38 | impl Ticket { [INFO] [stdout] | ----------- associated function in this implementation [INFO] [stdout] 39 | pub fn new( [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `title`, `description`, and `status` are never read [INFO] [stdout] --> exercises/03_ticket_v1/09_heap/src/lib.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 1 | pub struct Ticket { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 2 | title: String, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 3 | description: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 4 | status: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "5fb4a323aa639ceef91e806507163796b527514e756f270c95d9fb130b23f58f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5fb4a323aa639ceef91e806507163796b527514e756f270c95d9fb130b23f58f", kill_on_drop: false }` [INFO] [stdout] 5fb4a323aa639ceef91e806507163796b527514e756f270c95d9fb130b23f58f