[INFO] cloning repository https://github.com/Rumpel22/100-exercices-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/Rumpel22/100-exercices-to-learn-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRumpel22%2F100-exercices-to-learn-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRumpel22%2F100-exercices-to-learn-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b659cb857d177f57e3f3c94d2747d6b283a35641 [INFO] checking Rumpel22/100-exercices-to-learn-rust against try#9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869 for pr-129249 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRumpel22%2F100-exercices-to-learn-rust" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. 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"/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 780d64233dbf469f8d1b2ce6c02d0692faa41ac392102ded79a5ce1a7bc94292 [INFO] running `Command { std: "docker" "start" "-a" "780d64233dbf469f8d1b2ce6c02d0692faa41ac392102ded79a5ce1a7bc94292", kill_on_drop: false }` [INFO] [stderr] Compiling 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Checking base64 v0.21.7 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking maplit v1.0.2 [INFO] [stderr] Checking iana-time-zone v0.1.60 [INFO] [stderr] Checking scoped-tls v1.0.1 [INFO] [stderr] Compiling semver v1.0.23 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking fastrand v2.1.0 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Checking sha1 v0.10.6 [INFO] [stderr] Checking pulldown-cmark-escape v0.10.1 [INFO] [stderr] Checking topological-sort v0.2.2 [INFO] [stderr] Checking shlex v1.3.0 [INFO] [stderr] Checking pathdiff v0.2.1 [INFO] [stderr] Checking packages v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/10_packages) [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] Compiling markup5ever v0.12.1 [INFO] [stderr] Checking error_trait v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/09_error_trait) [INFO] [stderr] Checking headers v0.3.9 [INFO] [stderr] Checking notify v6.1.1 [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] [stderr] Checking deps v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/11_dependencies) [INFO] [stderr] Checking validation v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/02_validation) [INFO] [stderr] Checking unwrap v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/07_unwrap) [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] [stderr] Checking error_enums v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/08_error_enums) [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] [stderr] Checking variants_with_data v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/03_variants_with_data) [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)]` 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)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking fallibility v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/06_fallibility) [INFO] [stderr] Checking nullability v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/05_nullability) [INFO] [stderr] Checking setters v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/07_setters) [INFO] [stderr] Checking str_slice v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/06_str_slice) [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 enum_ v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/01_enum) [INFO] [stderr] Checking destructor v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/11_destructor) [INFO] [stderr] Checking for_ v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/07_for) [INFO] [stderr] Checking stack v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/08_stack) [INFO] [stderr] Checking clone v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/11_clone) [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)]` 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(()), [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:36:5 [INFO] [stdout] | [INFO] [stdout] 34 | enum Status { [INFO] [stdout] | ------ variants in this enum [INFO] [stdout] 35 | ToDo, [INFO] [stdout] 36 | InProgress { assigned_to: String }, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 37 | 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] [stdout] warning: variable `titleError` should have a snake case name [INFO] [stdout] --> exercises/05_ticket_v2/08_error_enums/src/lib.rs:18:40 [INFO] [stdout] | [INFO] [stdout] 18 | TicketNewError::TitleError(titleError) => panic!("{}", titleError), [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `title_error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this conversion is useless `String` to `String` [INFO] [stdout] --> exercises/03_ticket_v1/07_setters/src/lib.rs:46:22 [INFO] [stdout] | [INFO] [stdout] 46 | self.title = title.into(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(self_type_conversion)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this conversion is useless `String` to `String` [INFO] [stdout] --> exercises/03_ticket_v1/07_setters/src/lib.rs:56:28 [INFO] [stdout] | [INFO] [stdout] 56 | self.description = description.into(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this conversion is useless `String` to `String` [INFO] [stdout] --> exercises/03_ticket_v1/07_setters/src/lib.rs:63:23 [INFO] [stdout] | [INFO] [stdout] 63 | self.status = status.into(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking if_let v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/04_if_let) [INFO] [stderr] error: could not compile `setters` (lib test) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: function `outro` is never used [INFO] [stdout] --> exercises/03_ticket_v1/11_destructor/src/lib.rs:4:4 [INFO] [stdout] | [INFO] [stdout] 4 | fn outro() -> &'static str { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Shape` is never used [INFO] [stdout] --> exercises/05_ticket_v2/04_if_let/src/lib.rs:1:6 [INFO] [stdout] | [INFO] [stdout] 1 | enum Shape { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` 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:10:12 [INFO] [stdout] | [INFO] [stdout] 7 | impl Shape { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 10 | pub fn radius(&self) -> f64 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [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] running `Command { std: "docker" "inspect" "780d64233dbf469f8d1b2ce6c02d0692faa41ac392102ded79a5ce1a7bc94292", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "780d64233dbf469f8d1b2ce6c02d0692faa41ac392102ded79a5ce1a7bc94292", kill_on_drop: false }` [INFO] [stdout] 780d64233dbf469f8d1b2ce6c02d0692faa41ac392102ded79a5ce1a7bc94292