[INFO] cloning repository https://github.com/arvxtyt/100-exercises-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arvxtyt/100-exercises-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farvxtyt%2F100-exercises-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farvxtyt%2F100-exercises-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 49e07644f48f0e5ebfc449ed1700360c974777ad [INFO] checking arvxtyt/100-exercises-rust/49e07644f48f0e5ebfc449ed1700360c974777ad against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farvxtyt%2F100-exercises-rust" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/arvxtyt/100-exercises-rust on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/arvxtyt/100-exercises-rust [INFO] finished tweaking git repo https://github.com/arvxtyt/100-exercises-rust [INFO] tweaked toml for git repo https://github.com/arvxtyt/100-exercises-rust written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/arvxtyt/100-exercises-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" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... 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[INFO] [stderr] Downloaded notify-debouncer-mini v0.4.1 [INFO] [stderr] Downloaded normpath v1.2.0 [INFO] [stderr] Downloaded data-encoding v2.6.0 [INFO] [stderr] Downloaded writeable v0.5.5 [INFO] [stderr] Downloaded tinystr v0.7.6 [INFO] [stderr] Downloaded utf8_iter v1.0.4 [INFO] [stderr] Downloaded mdbook v0.4.40 [INFO] [stderr] Downloaded fastrand v2.1.0 [INFO] [stderr] Downloaded utf16_iter v1.0.5 [INFO] [stderr] Downloaded write16 v1.0.0 [INFO] [stderr] Downloaded yoke-derive v0.7.4 [INFO] [stderr] Downloaded tokio-macros v2.3.0 [INFO] [stderr] Downloaded kqueue-sys v1.0.4 [INFO] [stderr] Downloaded libdbus-sys v0.2.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2948bc4c237f751bf19f273211053fa512a465acc3c484617c4c7e9a400fa952 [INFO] running `Command { std: "docker" "start" "-a" "2948bc4c237f751bf19f273211053fa512a465acc3c484617c4c7e9a400fa952", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2948bc4c237f751bf19f273211053fa512a465acc3c484617c4c7e9a400fa952", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2948bc4c237f751bf19f273211053fa512a465acc3c484617c4c7e9a400fa952", kill_on_drop: false }` [INFO] [stdout] 2948bc4c237f751bf19f273211053fa512a465acc3c484617c4c7e9a400fa952 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 22c9c018749b0cb41339f46445293c1b7b524a0c409e0a530bf0d93d458cdac0 [INFO] running `Command { std: "docker" "start" "-a" "22c9c018749b0cb41339f46445293c1b7b524a0c409e0a530bf0d93d458cdac0", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.85 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling thiserror v1.0.61 [INFO] [stderr] Checking common v0.1.0 (/opt/rustwide/workdir/helpers/common) [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling autocfg v1.3.0 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] 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block-buffer v0.10.4 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking http-body v0.4.6 [INFO] [stderr] Checking filetime v0.2.23 [INFO] [stderr] Checking crossbeam-channel v0.5.13 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking tower-service v0.3.2 [INFO] [stderr] Checking base64 v0.21.7 [INFO] [stderr] Checking indexmap v2.2.6 [INFO] [stderr] Compiling pulldown-cmark v0.10.3 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking pulldown-cmark-escape v0.10.1 [INFO] [stderr] Checking scoped-tls v1.0.1 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking sha1 v0.10.6 [INFO] [stderr] Checking iana-time-zone v0.1.60 [INFO] [stderr] Compiling semver v1.0.23 [INFO] [stderr] Checking maplit v1.0.2 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Checking fastrand v2.1.0 [INFO] [stderr] Compiling phf_generator v0.11.2 [INFO] [stderr] Compiling phf_generator v0.10.0 [INFO] [stderr] Checking headers v0.3.9 [INFO] [stderr] Checking pathdiff v0.2.1 [INFO] [stderr] Compiling string_cache_codegen v0.5.2 [INFO] [stderr] Compiling phf_codegen v0.11.2 [INFO] [stderr] Checking topological-sort v0.2.2 [INFO] [stderr] Checking notify v6.1.1 [INFO] [stderr] Checking shlex v1.3.0 [INFO] [stderr] Checking outro_02 v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/12_outro) [INFO] [stderr] Checking outro_03 v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/14_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)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking variants_with_data v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/03_variants_with_data) [INFO] [stderr] Checking str_slice v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/06_str_slice) [INFO] [stderr] Checking validation v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/02_validation) [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)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking fallibility v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/06_fallibility) [INFO] [stderr] Checking setters v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/07_setters) [INFO] [stderr] Checking enum_ v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/01_enum) [INFO] [stderr] Checking error_enums v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/08_error_enums) [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> exercises/03_ticket_v1/02_validation/src/lib.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 20 | if (status != "To-Do" && status != "In Progress" && status != "Done") { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 20 - if (status != "To-Do" && status != "In Progress" && status != "Done") { [INFO] [stdout] 20 + if status != "To-Do" && status != "In Progress" && status != "Done" { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `InProgress` and `Done` are never constructed [INFO] [stdout] --> exercises/05_ticket_v2/09_error_trait/src/lib.rs:51:5 [INFO] [stdout] | [INFO] [stdout] 49 | enum Status { [INFO] [stdout] | ------ variants in this enum [INFO] [stdout] 50 | ToDo, [INFO] [stdout] 51 | InProgress { assigned_to: String }, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 52 | 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)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> exercises/03_ticket_v1/02_validation/src/lib.rs:24:12 [INFO] [stdout] | [INFO] [stdout] 24 | if (title.is_empty()) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 24 - if (title.is_empty()) { [INFO] [stdout] 24 + if title.is_empty() { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> exercises/03_ticket_v1/02_validation/src/lib.rs:28:12 [INFO] [stdout] | [INFO] [stdout] 28 | if (description.is_empty()) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 28 - if (description.is_empty()) { [INFO] [stdout] 28 + if description.is_empty() { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> exercises/03_ticket_v1/02_validation/src/lib.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | if (title.len() > 50) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 32 - if (title.len() > 50) { [INFO] [stdout] 32 + if title.len() > 50 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> exercises/03_ticket_v1/02_validation/src/lib.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 36 | if (description.len() > 500) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 36 - if (description.len() > 500) { [INFO] [stdout] 36 + if description.len() > 500 { [INFO] [stdout] | [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)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking nullability v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/05_nullability) [INFO] [stderr] Checking unwrap v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/07_unwrap) [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)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking intro_08 v0.1.0 (/opt/rustwide/workdir/exercises/08_futures/00_intro) [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking overloading v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/03_operator_overloading) [INFO] [stdout] warning: associated items `new`, `title`, `description`, and `status` are never used [INFO] [stdout] --> exercises/05_ticket_v2/01_enum/src/lib.rs:21:12 [INFO] [stdout] | [INFO] [stdout] 20 | impl Ticket { [INFO] [stdout] | ----------- associated items in this implementation [INFO] [stdout] 21 | pub fn new(title: String, description: String, status: Status) -> Ticket { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 42 | pub fn title(&self) -> &String { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 46 | pub fn description(&self) -> &String { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 50 | pub fn status(&self) -> &Status { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `d` [INFO] [stdout] --> exercises/05_ticket_v2/08_error_enums/src/lib.rs:24:48 [INFO] [stdout] | [INFO] [stdout] 24 | TicketNewError::DescriptionError { d } => Ticket { title, description: "Description not provided".into(), status }, [INFO] [stdout] | ^ help: try ignoring the field: `d: _` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [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:39:5 [INFO] [stdout] | [INFO] [stdout] 37 | enum Status { [INFO] [stdout] | ------ variants in this enum [INFO] [stdout] 38 | ToDo, [INFO] [stdout] 39 | InProgress { assigned_to: String }, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 40 | 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)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking intro_03 v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/00_intro) [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking deref v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/07_deref) [INFO] [stderr] Checking mut_slice v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/11_mutable_slices) [INFO] [stdout] warning: function `intro` is never used [INFO] [stdout] --> exercises/08_futures/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)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking notify-debouncer-mini v0.4.1 [INFO] [stdout] warning: unused import: `ptr::eq` [INFO] [stdout] --> exercises/04_traits/03_operator_overloading/src/lib.rs:1:27 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{cmp::PartialEq, ptr::eq}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Ticket` is never constructed [INFO] [stdout] --> exercises/04_traits/03_operator_overloading/src/lib.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | struct Ticket { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking ownership v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/06_ownership) [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking arrays v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/01_arrays) [INFO] [stderr] Checking encapsulation v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/05_encapsulation) [INFO] [stdout] warning: variants `InProgress` and `Done` are never constructed [INFO] [stdout] --> exercises/05_ticket_v2/07_unwrap/src/lib.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 24 | enum Status { [INFO] [stdout] | ------ variants in this enum [INFO] [stdout] 25 | ToDo, [INFO] [stdout] 26 | InProgress { assigned_to: String }, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 27 | 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)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `status` is never read [INFO] [stdout] --> exercises/04_traits/07_deref/src/lib.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct Ticket { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 10 | status: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking if_let v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/04_if_let) [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking leaking v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/03_leak) [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> exercises/06_ticket_management/11_mutable_slices/src/lib.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `lowercase` in this scope [INFO] [stdout] --> exercises/06_ticket_management/11_mutable_slices/src/lib.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | lowercase(&mut s); [INFO] [stdout] | ^^^^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `lowercase` in this scope [INFO] [stdout] --> exercises/06_ticket_management/11_mutable_slices/src/lib.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | lowercase(&mut s); [INFO] [stdout] | ^^^^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `lowercase` in this scope [INFO] [stdout] --> exercises/06_ticket_management/11_mutable_slices/src/lib.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | lowercase(&mut s); [INFO] [stdout] | ^^^^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `lowercase` in this scope [INFO] [stdout] --> exercises/06_ticket_management/11_mutable_slices/src/lib.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | lowercase(s.as_mut_str()); [INFO] [stdout] | ^^^^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking vec v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/02_vec) [INFO] [stdout] error: aborting due to 4 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0425`. [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> exercises/07_threads/03_leak/src/lib.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> exercises/07_threads/03_leak/src/lib.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn sum(v: Vec) -> i32 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking derives v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/04_derive) [INFO] [stdout] warning: field `border` is never read [INFO] [stdout] --> exercises/05_ticket_v2/04_if_let/src/lib.rs:3:14 [INFO] [stdout] | [INFO] [stdout] 3 | Square { border: f64 }, [INFO] [stdout] | ------ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `width` and `height` are never read [INFO] [stdout] --> exercises/05_ticket_v2/04_if_let/src/lib.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | Rectangle { width: f64, height: f64 }, [INFO] [stdout] | --------- ^^^^^ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mut_slice` (lib test) due to 5 previous errors; 1 warning emitted [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> exercises/07_threads/03_leak/src/lib.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> exercises/07_threads/03_leak/src/lib.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn sum(v: Vec) -> i32 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `status` is never read [INFO] [stdout] --> exercises/04_traits/07_deref/src/lib.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct Ticket { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 10 | status: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "22c9c018749b0cb41339f46445293c1b7b524a0c409e0a530bf0d93d458cdac0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "22c9c018749b0cb41339f46445293c1b7b524a0c409e0a530bf0d93d458cdac0", kill_on_drop: false }` [INFO] [stdout] 22c9c018749b0cb41339f46445293c1b7b524a0c409e0a530bf0d93d458cdac0