[INFO] cloning repository https://github.com/fredrkl/rust-programming-language-studying [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fredrkl/rust-programming-language-studying" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffredrkl%2Frust-programming-language-studying", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffredrkl%2Frust-programming-language-studying'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a2483d23d5b06522579225c735de9072e40bb0f1 [INFO] building fredrkl/rust-programming-language-studying against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffredrkl%2Frust-programming-language-studying" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/fredrkl/rust-programming-language-studying on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/fredrkl/rust-programming-language-studying [INFO] finished tweaking git repo https://github.com/fredrkl/rust-programming-language-studying [INFO] tweaked toml for git repo https://github.com/fredrkl/rust-programming-language-studying written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/fredrkl/rust-programming-language-studying 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] warning: /workspace/builds/worker-6-tc1/source/Cargo.toml: unused manifest key: workspace.workspace [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8550d294af5db149c5fde23587162a3671f42a16d6208193f123034433c847ad [INFO] running `Command { std: "docker" "start" "-a" "8550d294af5db149c5fde23587162a3671f42a16d6208193f123034433c847ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8550d294af5db149c5fde23587162a3671f42a16d6208193f123034433c847ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8550d294af5db149c5fde23587162a3671f42a16d6208193f123034433c847ad", kill_on_drop: false }` [INFO] [stdout] 8550d294af5db149c5fde23587162a3671f42a16d6208193f123034433c847ad [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dtail-expr-drop-order" "-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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3eda39a2ed45321e7c4c49f2e9dccaf7cf5384666e3998e2b9d3d988a88761e6 [INFO] running `Command { std: "docker" "start" "-a" "3eda39a2ed45321e7c4c49f2e9dccaf7cf5384666e3998e2b9d3d988a88761e6", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] warning: /opt/rustwide/workdir/Cargo.toml: unused manifest key: workspace.workspace [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling ppv-lite86 v0.2.17 [INFO] [stderr] Compiling collections v0.1.0 (/opt/rustwide/workdir/projects/collections) [INFO] [stderr] Compiling rectangles v0.1.0 (/opt/rustwide/workdir/projects/rectangles) [INFO] [stderr] Compiling structs v0.1.0 (/opt/rustwide/workdir/projects/structs) [INFO] [stderr] Compiling restaurant v0.1.0 (/opt/rustwide/workdir/projects/restaurant) [INFO] [stderr] Compiling my-project v0.1.0 (/opt/rustwide/workdir/projects/my-project) [INFO] [stderr] Compiling backyard v0.1.0 (/opt/rustwide/workdir/projects/backyard) [INFO] [stderr] Compiling control_flow v0.1.0 (/opt/rustwide/workdir/projects/control_flow) [INFO] [stderr] Compiling functions v0.1.0 (/opt/rustwide/workdir/projects/functions) [INFO] [stderr] Compiling hash-map v0.1.0 (/opt/rustwide/workdir/projects/hash-map) [INFO] [stderr] Compiling ownership v0.1.0 (/opt/rustwide/workdir/projects/ownership) [INFO] [stderr] Compiling panic v0.1.0 (/opt/rustwide/workdir/projects/panic) [INFO] [stderr] Compiling enum-pattern-matching v0.1.0 (/opt/rustwide/workdir/projects/enum-pattern-matching) [INFO] [stdout] warning: unused import: `std::cmp::Ordering` [INFO] [stdout] --> projects/restaurant/src/lib.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::cmp::Ordering; // use std::io and std::cmp::Ordering [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Write` and `self` [INFO] [stdout] --> projects/restaurant/src/lib.rs:3:15 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::{self, Write}; // use std::io and std::io::Write [INFO] [stdout] | ^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::*` [INFO] [stdout] --> projects/restaurant/src/lib.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::collections::*; // use all public items defined in a path [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `order1` [INFO] [stdout] --> projects/restaurant/src/lib.rs:44:9 [INFO] [stdout] | [INFO] [stdout] 44 | let order1 = back_of_house::Appetizer::Salad; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_order1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `order2` [INFO] [stdout] --> projects/restaurant/src/lib.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 45 | let order2 = back_of_house::Appetizer::Soup; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_order2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `deliver_order` is never used [INFO] [stdout] --> projects/restaurant/src/lib.rs:37:4 [INFO] [stdout] | [INFO] [stdout] 37 | fn deliver_order() {} [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `seasonal_fuit` is never read [INFO] [stdout] --> projects/restaurant/src/lib.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 16 | pub struct Breakfast { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 17 | pub toast: String, [INFO] [stdout] 18 | seasonal_fuit: String [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `fix_incorrect_order` is never used [INFO] [stdout] --> projects/restaurant/src/lib.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 30 | fn fix_incorrect_order() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `cook_order` is never used [INFO] [stdout] --> projects/restaurant/src/lib.rs:34:8 [INFO] [stdout] | [INFO] [stdout] 34 | fn cook_order() {} [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `config_max` [INFO] [stdout] --> projects/rectangles/src/main.rs:54:9 [INFO] [stdout] | [INFO] [stdout] 54 | let config_max = Some(3u8); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_config_max` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_username_from_file` is never used [INFO] [stdout] --> projects/panic/src/main.rs:23:4 [INFO] [stdout] | [INFO] [stdout] 23 | fn read_username_from_file() -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_username_from_file_simplified` is never used [INFO] [stdout] --> projects/panic/src/main.rs:30:4 [INFO] [stdout] | [INFO] [stdout] 30 | fn read_username_from_file_simplified() -> Result{ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `farenheit_to_celsius` is never used [INFO] [stdout] --> projects/functions/src/main.rs:11:4 [INFO] [stdout] | [INFO] [stdout] 11 | fn farenheit_to_celsius(farenheit: f64) -> f64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `celsius_to_farenheit` is never used [INFO] [stdout] --> projects/functions/src/main.rs:15:4 [INFO] [stdout] | [INFO] [stdout] 15 | fn celsius_to_farenheit(celsius: f64) -> f64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0`, `1`, `2`, and `3` are never read [INFO] [stdout] --> projects/enum-pattern-matching/src/main.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 2 | V4(u8, u8, u8, u8), [INFO] [stdout] | -- ^^ ^^ ^^ ^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 2 | V4((), (), (), ()), [INFO] [stdout] | ~~ ~~ ~~ ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> projects/enum-pattern-matching/src/main.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | V6(String), [INFO] [stdout] | -- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [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] 3 | V6(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `x` and `y` are never read [INFO] [stdout] --> projects/enum-pattern-matching/src/main.rs:8:11 [INFO] [stdout] | [INFO] [stdout] 8 | Move {x: i32, y: i32}, [INFO] [stdout] | ---- ^ ^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> projects/enum-pattern-matching/src/main.rs:9:11 [INFO] [stdout] | [INFO] [stdout] 9 | Write(String), [INFO] [stdout] | ----- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [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] 9 | Write(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Quit` and `ChangeColor` are never constructed [INFO] [stdout] --> projects/enum-pattern-matching/src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 6 | enum Message { [INFO] [stdout] | ------- variants in this enum [INFO] [stdout] 7 | Quit, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 10 | ChangeColor(i32, i32, i32), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Alaska` is never constructed [INFO] [stdout] --> projects/enum-pattern-matching/src/main.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 20 | enum UsState { [INFO] [stdout] | ------- variant in this enum [INFO] [stdout] 21 | Alabama, [INFO] [stdout] 22 | Alaska, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `UsState` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Nickel` and `Dime` are never constructed [INFO] [stdout] --> projects/enum-pattern-matching/src/main.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 26 | enum Coin { [INFO] [stdout] | ---- variants in this enum [INFO] [stdout] 27 | Penny, [INFO] [stdout] 28 | Nickel, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 29 | Dime, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling getrandom v0.2.10 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling guessing_game v0.1.0 (/opt/rustwide/workdir/projects/guessing_game) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.24s [INFO] running `Command { std: "docker" "inspect" "3eda39a2ed45321e7c4c49f2e9dccaf7cf5384666e3998e2b9d3d988a88761e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3eda39a2ed45321e7c4c49f2e9dccaf7cf5384666e3998e2b9d3d988a88761e6", kill_on_drop: false }` [INFO] [stdout] 3eda39a2ed45321e7c4c49f2e9dccaf7cf5384666e3998e2b9d3d988a88761e6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dtail-expr-drop-order" "-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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 13370bad6f6b626c049287144755c1ff6267c20f492e0956b53deffacf22fc6c [INFO] running `Command { std: "docker" "start" "-a" "13370bad6f6b626c049287144755c1ff6267c20f492e0956b53deffacf22fc6c", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] warning: /opt/rustwide/workdir/Cargo.toml: unused manifest key: workspace.workspace [INFO] [stdout] warning: unused import: `std::cmp::Ordering` [INFO] [stdout] --> projects/restaurant/src/lib.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::cmp::Ordering; // use std::io and std::cmp::Ordering [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Write` and `self` [INFO] [stdout] --> projects/restaurant/src/lib.rs:3:15 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::{self, Write}; // use std::io and std::io::Write [INFO] [stdout] | ^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::*` [INFO] [stdout] --> projects/restaurant/src/lib.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::collections::*; // use all public items defined in a path [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `order1` [INFO] [stdout] --> projects/restaurant/src/lib.rs:44:9 [INFO] [stdout] | [INFO] [stdout] 44 | let order1 = back_of_house::Appetizer::Salad; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_order1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `order2` [INFO] [stdout] --> projects/restaurant/src/lib.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 45 | let order2 = back_of_house::Appetizer::Soup; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_order2` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rectangles v0.1.0 (/opt/rustwide/workdir/projects/rectangles) [INFO] [stdout] warning: function `deliver_order` is never used [INFO] [stdout] --> projects/restaurant/src/lib.rs:37:4 [INFO] [stdout] | [INFO] [stdout] 37 | fn deliver_order() {} [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `seasonal_fuit` is never read [INFO] [stdout] --> projects/restaurant/src/lib.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 16 | pub struct Breakfast { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 17 | pub toast: String, [INFO] [stdout] 18 | seasonal_fuit: String [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `fix_incorrect_order` is never used [INFO] [stdout] --> projects/restaurant/src/lib.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 30 | fn fix_incorrect_order() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling panic v0.1.0 (/opt/rustwide/workdir/projects/panic) [INFO] [stdout] warning: function `cook_order` is never used [INFO] [stdout] --> projects/restaurant/src/lib.rs:34:8 [INFO] [stdout] | [INFO] [stdout] 34 | fn cook_order() {} [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling functions v0.1.0 (/opt/rustwide/workdir/projects/functions) [INFO] [stderr] Compiling structs v0.1.0 (/opt/rustwide/workdir/projects/structs) [INFO] [stderr] Compiling backyard v0.1.0 (/opt/rustwide/workdir/projects/backyard) [INFO] [stderr] Compiling restaurant v0.1.0 (/opt/rustwide/workdir/projects/restaurant) [INFO] [stderr] Compiling hash-map v0.1.0 (/opt/rustwide/workdir/projects/hash-map) [INFO] [stderr] Compiling ownership v0.1.0 (/opt/rustwide/workdir/projects/ownership) [INFO] [stderr] Compiling control_flow v0.1.0 (/opt/rustwide/workdir/projects/control_flow) [INFO] [stderr] Compiling enum-pattern-matching v0.1.0 (/opt/rustwide/workdir/projects/enum-pattern-matching) [INFO] [stderr] Compiling collections v0.1.0 (/opt/rustwide/workdir/projects/collections) [INFO] [stderr] Compiling my-project v0.1.0 (/opt/rustwide/workdir/projects/my-project) [INFO] [stderr] Compiling guessing_game v0.1.0 (/opt/rustwide/workdir/projects/guessing_game) [INFO] [stdout] warning: unused import: `std::cmp::Ordering` [INFO] [stdout] --> projects/restaurant/src/lib.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::cmp::Ordering; // use std::io and std::cmp::Ordering [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Write` and `self` [INFO] [stdout] --> projects/restaurant/src/lib.rs:3:15 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::{self, Write}; // use std::io and std::io::Write [INFO] [stdout] | ^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::*` [INFO] [stdout] --> projects/restaurant/src/lib.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::collections::*; // use all public items defined in a path [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `farenheit_to_celsius` is never used [INFO] [stdout] --> projects/functions/src/main.rs:11:4 [INFO] [stdout] | [INFO] [stdout] 11 | fn farenheit_to_celsius(farenheit: f64) -> f64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `celsius_to_farenheit` is never used [INFO] [stdout] --> projects/functions/src/main.rs:15:4 [INFO] [stdout] | [INFO] [stdout] 15 | fn celsius_to_farenheit(celsius: f64) -> f64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_username_from_file` is never used [INFO] [stdout] --> projects/panic/src/main.rs:23:4 [INFO] [stdout] | [INFO] [stdout] 23 | fn read_username_from_file() -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_username_from_file_simplified` is never used [INFO] [stdout] --> projects/panic/src/main.rs:30:4 [INFO] [stdout] | [INFO] [stdout] 30 | fn read_username_from_file_simplified() -> Result{ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `order1` [INFO] [stdout] --> projects/restaurant/src/lib.rs:44:9 [INFO] [stdout] | [INFO] [stdout] 44 | let order1 = back_of_house::Appetizer::Salad; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_order1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `order2` [INFO] [stdout] --> projects/restaurant/src/lib.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 45 | let order2 = back_of_house::Appetizer::Soup; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_order2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `config_max` [INFO] [stdout] --> projects/rectangles/src/main.rs:54:9 [INFO] [stdout] | [INFO] [stdout] 54 | let config_max = Some(3u8); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_config_max` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `deliver_order` is never used [INFO] [stdout] --> projects/restaurant/src/lib.rs:37:4 [INFO] [stdout] | [INFO] [stdout] 37 | fn deliver_order() {} [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `seasonal_fuit` is never read [INFO] [stdout] --> projects/restaurant/src/lib.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 16 | pub struct Breakfast { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 17 | pub toast: String, [INFO] [stdout] 18 | seasonal_fuit: String [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `fix_incorrect_order` is never used [INFO] [stdout] --> projects/restaurant/src/lib.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 30 | fn fix_incorrect_order() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `cook_order` is never used [INFO] [stdout] --> projects/restaurant/src/lib.rs:34:8 [INFO] [stdout] | [INFO] [stdout] 34 | fn cook_order() {} [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0`, `1`, `2`, and `3` are never read [INFO] [stdout] --> projects/enum-pattern-matching/src/main.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 2 | V4(u8, u8, u8, u8), [INFO] [stdout] | -- ^^ ^^ ^^ ^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 2 | V4((), (), (), ()), [INFO] [stdout] | ~~ ~~ ~~ ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> projects/enum-pattern-matching/src/main.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | V6(String), [INFO] [stdout] | -- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [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] 3 | V6(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `x` and `y` are never read [INFO] [stdout] --> projects/enum-pattern-matching/src/main.rs:8:11 [INFO] [stdout] | [INFO] [stdout] 8 | Move {x: i32, y: i32}, [INFO] [stdout] | ---- ^ ^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> projects/enum-pattern-matching/src/main.rs:9:11 [INFO] [stdout] | [INFO] [stdout] 9 | Write(String), [INFO] [stdout] | ----- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [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] 9 | Write(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Quit` and `ChangeColor` are never constructed [INFO] [stdout] --> projects/enum-pattern-matching/src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 6 | enum Message { [INFO] [stdout] | ------- variants in this enum [INFO] [stdout] 7 | Quit, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 10 | ChangeColor(i32, i32, i32), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Alaska` is never constructed [INFO] [stdout] --> projects/enum-pattern-matching/src/main.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 20 | enum UsState { [INFO] [stdout] | ------- variant in this enum [INFO] [stdout] 21 | Alabama, [INFO] [stdout] 22 | Alaska, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `UsState` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Nickel` and `Dime` are never constructed [INFO] [stdout] --> projects/enum-pattern-matching/src/main.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 26 | enum Coin { [INFO] [stdout] | ---- variants in this enum [INFO] [stdout] 27 | Penny, [INFO] [stdout] 28 | Nickel, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 29 | Dime, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s [INFO] running `Command { std: "docker" "inspect" "13370bad6f6b626c049287144755c1ff6267c20f492e0956b53deffacf22fc6c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13370bad6f6b626c049287144755c1ff6267c20f492e0956b53deffacf22fc6c", kill_on_drop: false }` [INFO] [stdout] 13370bad6f6b626c049287144755c1ff6267c20f492e0956b53deffacf22fc6c