[INFO] fetching crate practo 0.1.0... [INFO] testing practo-0.1.0 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate practo 0.1.0 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate practo 0.1.0 [INFO] finished tweaking crates.io crate practo 0.1.0 [INFO] tweaked toml for crates.io crate practo 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate practo 0.1.0 on toolchain beta-2025-10-28 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate practo 0.1.0 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" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 722e39af73870cbb9e592eb39f88081441a687ed46eb567df719016544b52112 [INFO] running `Command { std: "docker" "start" "-a" "722e39af73870cbb9e592eb39f88081441a687ed46eb567df719016544b52112", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "722e39af73870cbb9e592eb39f88081441a687ed46eb567df719016544b52112", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "722e39af73870cbb9e592eb39f88081441a687ed46eb567df719016544b52112", kill_on_drop: false }` [INFO] [stdout] 722e39af73870cbb9e592eb39f88081441a687ed46eb567df719016544b52112 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dd7be62d35db3a068cfd2e5e0e278821bf213a6498f61542b1da6eca12dce3bb [INFO] running `Command { std: "docker" "start" "-a" "dd7be62d35db3a068cfd2e5e0e278821bf213a6498f61542b1da6eca12dce3bb", kill_on_drop: false }` [INFO] [stderr] Compiling array_tool v1.0.3 [INFO] [stderr] Compiling practo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `self::person::Personal_info` [INFO] [stdout] --> src/file_2.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use self::person::Personal_info; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `Personal_info` should have an upper camel case name [INFO] [stdout] --> src/file_2.rs:4:16 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Personal_info { [INFO] [stdout] | ^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `PersonalInfo` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `somebody` [INFO] [stdout] --> src/enums.rs:115:9 [INFO] [stdout] | [INFO] [stdout] 115 | let somebody = Some(person1); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_somebody` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `person2` [INFO] [stdout] --> src/file_2.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | let person2 = person::Personal_info { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_person2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `travel_1` [INFO] [stdout] --> src/file_3.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | let travel_1 = travel_history::Conveyance::Car; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_travel_1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `travel_2` [INFO] [stdout] --> src/file_3.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let travel_2 = travel_history::Conveyance::Air; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_travel_2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p1` [INFO] [stdout] --> src/generics.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | let p1 = Point { x: 5, y: 5 }; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_p1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p2` [INFO] [stdout] --> src/generics.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | let p2 = Point { x: 7.8, y: 8.9 }; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_p2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/iterators.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | let mut check = some_vec.iter().any(|&x| x > 2); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `mandes` is assigned to, but never used [INFO] [stdout] --> src/lifetimes.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | let mut mandes = Person { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_mandes` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `mandes` is never read [INFO] [stdout] --> src/lifetimes.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | mandes.name = &last_name; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `second_str` [INFO] [stdout] --> src/lifetimes.rs:40:40 [INFO] [stdout] | [INFO] [stdout] 40 | fn some_fn<'a, 'b>(first_str: &'a str, second_str: &'b str) -> &'a str { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_second_str` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `division` is never used [INFO] [stdout] --> src/closures.rs:2:4 [INFO] [stdout] | [INFO] [stdout] 2 | fn division bool>(x: f32, y: f32, f: F) { [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 `main` is never used [INFO] [stdout] --> src/closures.rs:9:4 [INFO] [stdout] | [INFO] [stdout] 9 | fn main() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `prints_name` is never used [INFO] [stdout] --> src/closures.rs:31:4 [INFO] [stdout] | [INFO] [stdout] 31 | fn prints_name(name: &str) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `prints_full_info` is never used [INFO] [stdout] --> src/closures.rs:35:4 [INFO] [stdout] | [INFO] [stdout] 35 | fn prints_full_info(f: fn(&str), some_one: &str, age: i32) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main` is never used [INFO] [stdout] --> src/crates_io.rs:2:4 [INFO] [stdout] | [INFO] [stdout] 2 | fn main() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Conveyance` is never used [INFO] [stdout] --> src/enums.rs:1:6 [INFO] [stdout] | [INFO] [stdout] 1 | enum Conveyance { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `travel_allowance` is never used [INFO] [stdout] --> src/enums.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 7 | impl Conveyance { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] 8 | fn travel_allowance(&self) -> f32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Value` is never used [INFO] [stdout] --> src/enums.rs:20:6 [INFO] [stdout] | [INFO] [stdout] 20 | enum Value { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Person` is never constructed [INFO] [stdout] --> src/enums.rs:32:8 [INFO] [stdout] | [INFO] [stdout] 32 | struct Person { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `square` is never used [INFO] [stdout] --> src/enums.rs:37:4 [INFO] [stdout] | [INFO] [stdout] 37 | fn square(num: Option) -> Option { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `division` is never used [INFO] [stdout] --> src/enums.rs:51:4 [INFO] [stdout] | [INFO] [stdout] 51 | fn division(divident: f64, divisor: f64) -> Result { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main` is never used [INFO] [stdout] --> src/enums.rs:65:4 [INFO] [stdout] | [INFO] [stdout] 65 | fn main() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `age` is never read [INFO] [stdout] --> src/file_2.rs:5:13 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Personal_info { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] 5 | pub age: u8, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Train` is never constructed [INFO] [stdout] --> src/file_3.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 2 | pub enum Conveyance { [INFO] [stdout] | ---------- variant in this enum [INFO] [stdout] 3 | Car, [INFO] [stdout] 4 | Train, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `square` is never used [INFO] [stdout] --> src/generics.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | fn square(x: T) -> T [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Point` is never constructed [INFO] [stdout] --> src/generics.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 9 | struct Point { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `printing` is never used [INFO] [stdout] --> src/generics.rs:19:8 [INFO] [stdout] | [INFO] [stdout] 14 | / impl Point [INFO] [stdout] 15 | | where [INFO] [stdout] 16 | | T: std::fmt::Debug, [INFO] [stdout] 17 | | U: std::fmt::Debug, [INFO] [stdout] | |_______________________- method in this implementation [INFO] [stdout] 18 | { [INFO] [stdout] 19 | fn printing(&self) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main` is never used [INFO] [stdout] --> src/generics.rs:26:4 [INFO] [stdout] | [INFO] [stdout] 26 | fn main() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main` is never used [INFO] [stdout] --> src/hashmaps.rs:3:4 [INFO] [stdout] | [INFO] [stdout] 3 | fn main() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main` is never used [INFO] [stdout] --> src/iterators.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | fn main() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Person` is never constructed [INFO] [stdout] --> src/lifetimes.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | struct Person<'a> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main` is never used [INFO] [stdout] --> src/lifetimes.rs:6:4 [INFO] [stdout] | [INFO] [stdout] 6 | fn main() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `some_fn` is never used [INFO] [stdout] --> src/lifetimes.rs:40:4 [INFO] [stdout] | [INFO] [stdout] 40 | fn some_fn<'a, 'b>(first_str: &'a str, second_str: &'b str) -> &'a str { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `greater` is never used [INFO] [stdout] --> src/lifetimes.rs:44:4 [INFO] [stdout] | [INFO] [stdout] 44 | fn greater<'a, 'b>(i: &'a i32, j: &'a i32) -> &'a i32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Person` is never constructed [INFO] [stdout] --> src/structs.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | struct Person { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Student` is never constructed [INFO] [stdout] --> src/structs.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 9 | struct Student { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `GeneralInfor` is never used [INFO] [stdout] --> src/structs.rs:16:7 [INFO] [stdout] | [INFO] [stdout] 16 | trait GeneralInfor { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Circle` is never constructed [INFO] [stdout] --> src/structs.rs:42:8 [INFO] [stdout] | [INFO] [stdout] 42 | struct Circle { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Rectangle` is never constructed [INFO] [stdout] --> src/structs.rs:46:8 [INFO] [stdout] | [INFO] [stdout] 46 | struct Rectangle { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `GeneralInfo` is never used [INFO] [stdout] --> src/structs.rs:51:7 [INFO] [stdout] | [INFO] [stdout] 51 | trait GeneralInfo { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Data` is never constructed [INFO] [stdout] --> src/structs.rs:81:8 [INFO] [stdout] | [INFO] [stdout] 81 | struct Data { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `BasicStats` is never used [INFO] [stdout] --> src/structs.rs:85:7 [INFO] [stdout] | [INFO] [stdout] 85 | trait BasicStats { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main` is never used [INFO] [stdout] --> src/structs.rs:111:4 [INFO] [stdout] | [INFO] [stdout] 111 | fn main() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.75s [INFO] running `Command { std: "docker" "inspect" "dd7be62d35db3a068cfd2e5e0e278821bf213a6498f61542b1da6eca12dce3bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dd7be62d35db3a068cfd2e5e0e278821bf213a6498f61542b1da6eca12dce3bb", kill_on_drop: false }` [INFO] [stdout] dd7be62d35db3a068cfd2e5e0e278821bf213a6498f61542b1da6eca12dce3bb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0f44ecd0e2d45feedcc1128d58ea8d4d98e6a7b74d6e96129e061b31c5cc4946 [INFO] running `Command { std: "docker" "start" "-a" "0f44ecd0e2d45feedcc1128d58ea8d4d98e6a7b74d6e96129e061b31c5cc4946", kill_on_drop: false }` [INFO] [stderr] Compiling practo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `self::person::Personal_info` [INFO] [stdout] --> src/file_2.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use self::person::Personal_info; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `Personal_info` should have an upper camel case name [INFO] [stdout] --> src/file_2.rs:4:16 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Personal_info { [INFO] [stdout] | ^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `PersonalInfo` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `somebody` [INFO] [stdout] --> src/enums.rs:115:9 [INFO] [stdout] | [INFO] [stdout] 115 | let somebody = Some(person1); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_somebody` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `person2` [INFO] [stdout] --> src/file_2.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | let person2 = person::Personal_info { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_person2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `travel_1` [INFO] [stdout] --> src/file_3.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | let travel_1 = travel_history::Conveyance::Car; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_travel_1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `travel_2` [INFO] [stdout] --> src/file_3.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let travel_2 = travel_history::Conveyance::Air; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_travel_2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p1` [INFO] [stdout] --> src/generics.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | let p1 = Point { x: 5, y: 5 }; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_p1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p2` [INFO] [stdout] --> src/generics.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | let p2 = Point { x: 7.8, y: 8.9 }; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_p2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/iterators.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | let mut check = some_vec.iter().any(|&x| x > 2); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `mandes` is assigned to, but never used [INFO] [stdout] --> src/lifetimes.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | let mut mandes = Person { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_mandes` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `mandes` is never read [INFO] [stdout] --> src/lifetimes.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | mandes.name = &last_name; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `second_str` [INFO] [stdout] --> src/lifetimes.rs:40:40 [INFO] [stdout] | [INFO] [stdout] 40 | fn some_fn<'a, 'b>(first_str: &'a str, second_str: &'b str) -> &'a str { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_second_str` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `division` is never used [INFO] [stdout] --> src/closures.rs:2:4 [INFO] [stdout] | [INFO] [stdout] 2 | fn division bool>(x: f32, y: f32, f: F) { [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 `main` is never used [INFO] [stdout] --> src/closures.rs:9:4 [INFO] [stdout] | [INFO] [stdout] 9 | fn main() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `prints_name` is never used [INFO] [stdout] --> src/closures.rs:31:4 [INFO] [stdout] | [INFO] [stdout] 31 | fn prints_name(name: &str) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `prints_full_info` is never used [INFO] [stdout] --> src/closures.rs:35:4 [INFO] [stdout] | [INFO] [stdout] 35 | fn prints_full_info(f: fn(&str), some_one: &str, age: i32) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main` is never used [INFO] [stdout] --> src/crates_io.rs:2:4 [INFO] [stdout] | [INFO] [stdout] 2 | fn main() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Conveyance` is never used [INFO] [stdout] --> src/enums.rs:1:6 [INFO] [stdout] | [INFO] [stdout] 1 | enum Conveyance { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `travel_allowance` is never used [INFO] [stdout] --> src/enums.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 7 | impl Conveyance { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] 8 | fn travel_allowance(&self) -> f32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Value` is never used [INFO] [stdout] --> src/enums.rs:20:6 [INFO] [stdout] | [INFO] [stdout] 20 | enum Value { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Person` is never constructed [INFO] [stdout] --> src/enums.rs:32:8 [INFO] [stdout] | [INFO] [stdout] 32 | struct Person { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `square` is never used [INFO] [stdout] --> src/enums.rs:37:4 [INFO] [stdout] | [INFO] [stdout] 37 | fn square(num: Option) -> Option { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `division` is never used [INFO] [stdout] --> src/enums.rs:51:4 [INFO] [stdout] | [INFO] [stdout] 51 | fn division(divident: f64, divisor: f64) -> Result { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main` is never used [INFO] [stdout] --> src/enums.rs:65:4 [INFO] [stdout] | [INFO] [stdout] 65 | fn main() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `age` is never read [INFO] [stdout] --> src/file_2.rs:5:13 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Personal_info { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] 5 | pub age: u8, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Train` is never constructed [INFO] [stdout] --> src/file_3.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 2 | pub enum Conveyance { [INFO] [stdout] | ---------- variant in this enum [INFO] [stdout] 3 | Car, [INFO] [stdout] 4 | Train, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `square` is never used [INFO] [stdout] --> src/generics.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | fn square(x: T) -> T [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Point` is never constructed [INFO] [stdout] --> src/generics.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 9 | struct Point { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `printing` is never used [INFO] [stdout] --> src/generics.rs:19:8 [INFO] [stdout] | [INFO] [stdout] 14 | / impl Point [INFO] [stdout] 15 | | where [INFO] [stdout] 16 | | T: std::fmt::Debug, [INFO] [stdout] 17 | | U: std::fmt::Debug, [INFO] [stdout] | |_______________________- method in this implementation [INFO] [stdout] 18 | { [INFO] [stdout] 19 | fn printing(&self) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main` is never used [INFO] [stdout] --> src/generics.rs:26:4 [INFO] [stdout] | [INFO] [stdout] 26 | fn main() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main` is never used [INFO] [stdout] --> src/hashmaps.rs:3:4 [INFO] [stdout] | [INFO] [stdout] 3 | fn main() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main` is never used [INFO] [stdout] --> src/iterators.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | fn main() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Person` is never constructed [INFO] [stdout] --> src/lifetimes.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | struct Person<'a> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main` is never used [INFO] [stdout] --> src/lifetimes.rs:6:4 [INFO] [stdout] | [INFO] [stdout] 6 | fn main() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `some_fn` is never used [INFO] [stdout] --> src/lifetimes.rs:40:4 [INFO] [stdout] | [INFO] [stdout] 40 | fn some_fn<'a, 'b>(first_str: &'a str, second_str: &'b str) -> &'a str { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `greater` is never used [INFO] [stdout] --> src/lifetimes.rs:44:4 [INFO] [stdout] | [INFO] [stdout] 44 | fn greater<'a, 'b>(i: &'a i32, j: &'a i32) -> &'a i32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Person` is never constructed [INFO] [stdout] --> src/structs.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | struct Person { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Student` is never constructed [INFO] [stdout] --> src/structs.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 9 | struct Student { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `GeneralInfor` is never used [INFO] [stdout] --> src/structs.rs:16:7 [INFO] [stdout] | [INFO] [stdout] 16 | trait GeneralInfor { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Circle` is never constructed [INFO] [stdout] --> src/structs.rs:42:8 [INFO] [stdout] | [INFO] [stdout] 42 | struct Circle { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Rectangle` is never constructed [INFO] [stdout] --> src/structs.rs:46:8 [INFO] [stdout] | [INFO] [stdout] 46 | struct Rectangle { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `GeneralInfo` is never used [INFO] [stdout] --> src/structs.rs:51:7 [INFO] [stdout] | [INFO] [stdout] 51 | trait GeneralInfo { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Data` is never constructed [INFO] [stdout] --> src/structs.rs:81:8 [INFO] [stdout] | [INFO] [stdout] 81 | struct Data { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `BasicStats` is never used [INFO] [stdout] --> src/structs.rs:85:7 [INFO] [stdout] | [INFO] [stdout] 85 | trait BasicStats { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main` is never used [INFO] [stdout] --> src/structs.rs:111:4 [INFO] [stdout] | [INFO] [stdout] 111 | fn main() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.34s [INFO] running `Command { std: "docker" "inspect" "0f44ecd0e2d45feedcc1128d58ea8d4d98e6a7b74d6e96129e061b31c5cc4946", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0f44ecd0e2d45feedcc1128d58ea8d4d98e6a7b74d6e96129e061b31c5cc4946", kill_on_drop: false }` [INFO] [stdout] 0f44ecd0e2d45feedcc1128d58ea8d4d98e6a7b74d6e96129e061b31c5cc4946 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6b2716f51d35a0058a5ec3144f3a85fa3ad292eceaac19c6982aab76bf48950d [INFO] running `Command { std: "docker" "start" "-a" "6b2716f51d35a0058a5ec3144f3a85fa3ad292eceaac19c6982aab76bf48950d", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `self::person::Personal_info` [INFO] [stderr] --> src/file_2.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use self::person::Personal_info; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: type `Personal_info` should have an upper camel case name [INFO] [stderr] --> src/file_2.rs:4:16 [INFO] [stderr] | [INFO] [stderr] 4 | pub struct Personal_info { [INFO] [stderr] | ^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `PersonalInfo` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `somebody` [INFO] [stderr] --> src/enums.rs:115:9 [INFO] [stderr] | [INFO] [stderr] 115 | let somebody = Some(person1); [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_somebody` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `person2` [INFO] [stderr] --> src/file_2.rs:23:9 [INFO] [stderr] | [INFO] [stderr] 23 | let person2 = person::Personal_info { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_person2` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `travel_1` [INFO] [stderr] --> src/file_3.rs:10:9 [INFO] [stderr] | [INFO] [stderr] 10 | let travel_1 = travel_history::Conveyance::Car; [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_travel_1` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `travel_2` [INFO] [stderr] --> src/file_3.rs:11:9 [INFO] [stderr] | [INFO] [stderr] 11 | let travel_2 = travel_history::Conveyance::Air; [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_travel_2` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `p1` [INFO] [stderr] --> src/generics.rs:30:9 [INFO] [stderr] | [INFO] [stderr] 30 | let p1 = Point { x: 5, y: 5 }; [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_p1` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `p2` [INFO] [stderr] --> src/generics.rs:31:9 [INFO] [stderr] | [INFO] [stderr] 31 | let p2 = Point { x: 7.8, y: 8.9 }; [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_p2` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/iterators.rs:16:9 [INFO] [stderr] | [INFO] [stderr] 16 | let mut check = some_vec.iter().any(|&x| x > 2); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: variable `mandes` is assigned to, but never used [INFO] [stderr] --> src/lifetimes.rs:24:9 [INFO] [stderr] | [INFO] [stderr] 24 | let mut mandes = Person { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_mandes` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `mandes` is never read [INFO] [stderr] --> src/lifetimes.rs:30:9 [INFO] [stderr] | [INFO] [stderr] 30 | mandes.name = &last_name; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `second_str` [INFO] [stderr] --> src/lifetimes.rs:40:40 [INFO] [stderr] | [INFO] [stderr] 40 | fn some_fn<'a, 'b>(first_str: &'a str, second_str: &'b str) -> &'a str { [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_second_str` [INFO] [stderr] [INFO] [stderr] warning: function `division` is never used [INFO] [stderr] --> src/closures.rs:2:4 [INFO] [stderr] | [INFO] [stderr] 2 | fn division bool>(x: f32, y: f32, f: F) { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: function `main` is never used [INFO] [stderr] --> src/closures.rs:9:4 [INFO] [stderr] | [INFO] [stderr] 9 | fn main() { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `prints_name` is never used [INFO] [stderr] --> src/closures.rs:31:4 [INFO] [stderr] | [INFO] [stderr] 31 | fn prints_name(name: &str) { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `prints_full_info` is never used [INFO] [stderr] --> src/closures.rs:35:4 [INFO] [stderr] | [INFO] [stderr] 35 | fn prints_full_info(f: fn(&str), some_one: &str, age: i32) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `main` is never used [INFO] [stderr] --> src/crates_io.rs:2:4 [INFO] [stderr] | [INFO] [stderr] 2 | fn main() { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: enum `Conveyance` is never used [INFO] [stderr] --> src/enums.rs:1:6 [INFO] [stderr] | [INFO] [stderr] 1 | enum Conveyance { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method `travel_allowance` is never used [INFO] [stderr] --> src/enums.rs:8:8 [INFO] [stderr] | [INFO] [stderr] 7 | impl Conveyance { [INFO] [stderr] | --------------- method in this implementation [INFO] [stderr] 8 | fn travel_allowance(&self) -> f32 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: enum `Value` is never used [INFO] [stderr] --> src/enums.rs:20:6 [INFO] [stderr] | [INFO] [stderr] 20 | enum Value { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Person` is never constructed [INFO] [stderr] --> src/enums.rs:32:8 [INFO] [stderr] | [INFO] [stderr] 32 | struct Person { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `square` is never used [INFO] [stderr] --> src/enums.rs:37:4 [INFO] [stderr] | [INFO] [stderr] 37 | fn square(num: Option) -> Option { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `division` is never used [INFO] [stderr] --> src/enums.rs:51:4 [INFO] [stderr] | [INFO] [stderr] 51 | fn division(divident: f64, divisor: f64) -> Result { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `main` is never used [INFO] [stderr] --> src/enums.rs:65:4 [INFO] [stderr] | [INFO] [stderr] 65 | fn main() { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: field `age` is never read [INFO] [stderr] --> src/file_2.rs:5:13 [INFO] [stderr] | [INFO] [stderr] 4 | pub struct Personal_info { [INFO] [stderr] | ------------- field in this struct [INFO] [stderr] 5 | pub age: u8, [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: variant `Train` is never constructed [INFO] [stderr] --> src/file_3.rs:4:9 [INFO] [stderr] | [INFO] [stderr] 2 | pub enum Conveyance { [INFO] [stderr] | ---------- variant in this enum [INFO] [stderr] 3 | Car, [INFO] [stderr] 4 | Train, [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `square` is never used [INFO] [stderr] --> src/generics.rs:1:4 [INFO] [stderr] | [INFO] [stderr] 1 | fn square(x: T) -> T [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Point` is never constructed [INFO] [stderr] --> src/generics.rs:9:8 [INFO] [stderr] | [INFO] [stderr] 9 | struct Point { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method `printing` is never used [INFO] [stderr] --> src/generics.rs:19:8 [INFO] [stderr] | [INFO] [stderr] 14 | / impl Point [INFO] [stderr] 15 | | where [INFO] [stderr] 16 | | T: std::fmt::Debug, [INFO] [stderr] 17 | | U: std::fmt::Debug, [INFO] [stderr] | |_______________________- method in this implementation [INFO] [stderr] 18 | { [INFO] [stderr] 19 | fn printing(&self) { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `main` is never used [INFO] [stderr] --> src/generics.rs:26:4 [INFO] [stderr] | [INFO] [stderr] 26 | fn main() { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `main` is never used [INFO] [stderr] --> src/hashmaps.rs:3:4 [INFO] [stderr] | [INFO] [stderr] 3 | fn main() { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `main` is never used [INFO] [stderr] --> src/iterators.rs:1:4 [INFO] [stderr] | [INFO] [stderr] 1 | fn main() { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Person` is never constructed [INFO] [stderr] --> src/lifetimes.rs:1:8 [INFO] [stderr] | [INFO] [stderr] 1 | struct Person<'a> { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `main` is never used [INFO] [stderr] --> src/lifetimes.rs:6:4 [INFO] [stderr] | [INFO] [stderr] 6 | fn main() { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `some_fn` is never used [INFO] [stderr] --> src/lifetimes.rs:40:4 [INFO] [stderr] | [INFO] [stderr] 40 | fn some_fn<'a, 'b>(first_str: &'a str, second_str: &'b str) -> &'a str { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `greater` is never used [INFO] [stderr] --> src/lifetimes.rs:44:4 [INFO] [stderr] | [INFO] [stderr] 44 | fn greater<'a, 'b>(i: &'a i32, j: &'a i32) -> &'a i32 { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Person` is never constructed [INFO] [stderr] --> src/structs.rs:1:8 [INFO] [stderr] | [INFO] [stderr] 1 | struct Person { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Student` is never constructed [INFO] [stderr] --> src/structs.rs:9:8 [INFO] [stderr] | [INFO] [stderr] 9 | struct Student { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait `GeneralInfor` is never used [INFO] [stderr] --> src/structs.rs:16:7 [INFO] [stderr] | [INFO] [stderr] 16 | trait GeneralInfor { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Circle` is never constructed [INFO] [stderr] --> src/structs.rs:42:8 [INFO] [stderr] | [INFO] [stderr] 42 | struct Circle { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Rectangle` is never constructed [INFO] [stderr] --> src/structs.rs:46:8 [INFO] [stderr] | [INFO] [stderr] 46 | struct Rectangle { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait `GeneralInfo` is never used [INFO] [stderr] --> src/structs.rs:51:7 [INFO] [stderr] | [INFO] [stderr] 51 | trait GeneralInfo { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Data` is never constructed [INFO] [stderr] --> src/structs.rs:81:8 [INFO] [stderr] | [INFO] [stderr] 81 | struct Data { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait `BasicStats` is never used [INFO] [stderr] --> src/structs.rs:85:7 [INFO] [stderr] | [INFO] [stderr] 85 | trait BasicStats { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `main` is never used [INFO] [stderr] --> src/structs.rs:111:4 [INFO] [stderr] | [INFO] [stderr] 111 | fn main() { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: `practo` (bin "practo" test) generated 45 warnings (run `cargo fix --bin "practo" -p practo --tests` to apply 9 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/practo-ba0b30a8eae66cf5) [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/practo-9139a855dde50a6b) [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] Doc-tests practo [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - square (line 9) ... ok [INFO] [stdout] test src/lib.rs - cube (line 30) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - cube (line 30) stdout ---- [INFO] [stdout] Test executable failed (exit status: 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] [INFO] [stdout] thread 'main' (85) panicked at src/lib.rs:7:1: [INFO] [stdout] assertion `left == right` failed [INFO] [stdout] left: 125 [INFO] [stdout] right: 25 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x56b13ace7362 - std::backtrace_rs::backtrace::libunwind::trace::h16acf28769fcd909 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x56b13ace7362 - std::backtrace_rs::backtrace::trace_unsynchronized::hb5541aa5d4f92513 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x56b13ace7362 - std::sys::backtrace::_print_fmt::h8ac8268cb667a306 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x56b13ace7362 - ::fmt::h47627beda0767f4c [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x56b13acf5f5f - core::fmt::rt::Argument::fmt::h686a01ad57c1c92a [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x56b13acf5f5f - core::fmt::write::h8a63064c67176fd8 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/fmt/mod.rs:1469:25 [INFO] [stdout] 6: 0x56b13acc5f23 - std::io::default_write_fmt::hc257f38f86d39af6 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x56b13acc5f23 - std::io::Write::write_fmt::h5e9b646cef91150b [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x56b13accaf82 - std::sys::backtrace::BacktraceLock::print::h4634d27c0afbaebb [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x56b13accc7ac - std::panicking::default_hook::{{closure}}::h23e0299d4738b766 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x56b13accc606 - std::panicking::default_hook::hfeec6294e8751b62 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:328:9 [INFO] [stdout] 11: 0x56b13acccd85 - std::panicking::panic_with_hook::hd57cd463d793ed79 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:834:13 [INFO] [stdout] 12: 0x56b13acccc1a - std::panicking::panic_handler::{{closure}}::hddd6216c3fddee3b [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:707:13 [INFO] [stdout] 13: 0x56b13accb0b9 - std::sys::backtrace::__rust_end_short_backtrace::h5e7a56f283378525 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 14: 0x56b13acbabcd - __rustc[256c90bb7e548b45]::rust_begin_unwind [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:698:5 [INFO] [stdout] 15: 0x56b13acf8eb0 - core::panicking::panic_fmt::hf19c198748ef6a95 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/panicking.rs:80:14 [INFO] [stdout] 16: 0x56b13acf8d53 - core::panicking::assert_failed_inner::h709867d03648810d [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/panicking.rs:444:17 [INFO] [stdout] 17: 0x56b13acda40c - core::panicking::assert_failed::haf8e58ce4332e9e4 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/panicking.rs:399:5 [INFO] [stdout] 18: 0x56b13acba898 - rust_out::main::_doctest_main_src_lib_rs_30_0::h7d2ea3f0fed5ecb1 [INFO] [stdout] 19: 0x56b13acba846 - rust_out::main::he986860d8b7bc94f [INFO] [stdout] 20: 0x56b13acba7e3 - core::ops::function::FnOnce::call_once::hd0f888ea33950d2d [INFO] [stdout] 21: 0x56b13acba7c6 - std::sys::backtrace::__rust_begin_short_backtrace::h70a8cfcb1f800bff [INFO] [stdout] 22: 0x56b13acba7a9 - std::rt::lang_start::{{closure}}::h03ca8d00642774ee [INFO] [stdout] 23: 0x56b13acc6fe0 - core::ops::function::impls:: for &F>::call_once::hdf957eac011d0136 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/ops/function.rs:287:21 [INFO] [stdout] 24: 0x56b13acc6fe0 - std::panicking::catch_unwind::do_call::h9ff550f7799115e1 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:590:40 [INFO] [stdout] 25: 0x56b13acc6fe0 - std::panicking::catch_unwind::ha7ce46787bb12905 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:553:19 [INFO] [stdout] 26: 0x56b13acc6fe0 - std::panic::catch_unwind::h625b36596def7d39 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panic.rs:359:14 [INFO] [stdout] 27: 0x56b13acc6fe0 - std::rt::lang_start_internal::{{closure}}::h4cbc9430de699e2c [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/rt.rs:175:24 [INFO] [stdout] 28: 0x56b13acc6fe0 - std::panicking::catch_unwind::do_call::h5af2f11409a22e3e [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:590:40 [INFO] [stdout] 29: 0x56b13acc6fe0 - std::panicking::catch_unwind::hf64cf7b0d8070f52 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:553:19 [INFO] [stdout] 30: 0x56b13acc6fe0 - std::panic::catch_unwind::h480b74763390cdcf [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x56b13acc6fe0 - std::rt::lang_start_internal::h4b3d04f698aef094 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/rt.rs:171:5 [INFO] [stdout] 32: 0x56b13acba791 - std::rt::lang_start::h457230af78cce7e7 [INFO] [stdout] 33: 0x56b13acba8b5 - main [INFO] [stdout] 34: 0x78a83f3ad1ca - [INFO] [stdout] 35: 0x78a83f3ad28b - __libc_start_main [INFO] [stdout] 36: 0x56b13acba6a5 - _start [INFO] [stdout] 37: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - cube (line 30) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.25s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "6b2716f51d35a0058a5ec3144f3a85fa3ad292eceaac19c6982aab76bf48950d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6b2716f51d35a0058a5ec3144f3a85fa3ad292eceaac19c6982aab76bf48950d", kill_on_drop: false }` [INFO] [stdout] 6b2716f51d35a0058a5ec3144f3a85fa3ad292eceaac19c6982aab76bf48950d