[INFO] cloning repository https://github.com/chenmeng1996/rdemo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chenmeng1996/rdemo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchenmeng1996%2Frdemo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchenmeng1996%2Frdemo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cc4ea0e833f900a879c81dbd52f044578164aa4d [INFO] checking chenmeng1996/rdemo against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchenmeng1996%2Frdemo" "/workspace/builds/worker-71/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-71/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/chenmeng1996/rdemo on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/chenmeng1996/rdemo [INFO] finished tweaking git repo https://github.com/chenmeng1996/rdemo [INFO] tweaked toml for git repo https://github.com/chenmeng1996/rdemo written to /workspace/builds/worker-71/source/Cargo.toml [INFO] crate git repo https://github.com/chenmeng1996/rdemo already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bb19dd9aff1e5be8f833e4b249ce79dc00640b01440eee4806a686f9870106ed [INFO] running `Command { std: "docker" "start" "-a" "bb19dd9aff1e5be8f833e4b249ce79dc00640b01440eee4806a686f9870106ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bb19dd9aff1e5be8f833e4b249ce79dc00640b01440eee4806a686f9870106ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bb19dd9aff1e5be8f833e4b249ce79dc00640b01440eee4806a686f9870106ed", kill_on_drop: false }` [INFO] [stdout] bb19dd9aff1e5be8f833e4b249ce79dc00640b01440eee4806a686f9870106ed [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9759e81414143317d2df630a078619068967dcd34496c58b83d1d3af742d9c4e [INFO] running `Command { std: "docker" "start" "-a" "9759e81414143317d2df630a078619068967dcd34496c58b83d1d3af742d9c4e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.102 [INFO] [stderr] Checking rdemo v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stdout] warning: enum is never used: `IpAddrKind` [INFO] [stdout] --> src/enumeration_test.rs:1:6 [INFO] [stdout] | [INFO] [stdout] 1 | enum IpAddrKind { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `IpAddr` [INFO] [stdout] --> src/enumeration_test.rs:6:6 [INFO] [stdout] | [INFO] [stdout] 6 | enum IpAddr { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `Message` [INFO] [stdout] --> src/enumeration_test.rs:12:6 [INFO] [stdout] | [INFO] [stdout] 12 | enum Message { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `call` [INFO] [stdout] --> src/enumeration_test.rs:21:8 [INFO] [stdout] | [INFO] [stdout] 21 | fn call(&self) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Point` [INFO] [stdout] --> src/generics_test.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | struct Point { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `x` [INFO] [stdout] --> src/generics_test.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | fn x(&self) -> &T { [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `distance_from_origin` [INFO] [stdout] --> src/generics_test.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | fn distance_from_origin(&self) -> f32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Point2` [INFO] [stdout] --> src/generics_test.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 16 | struct Point2 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `mixup` [INFO] [stdout] --> src/generics_test.rs:21:8 [INFO] [stdout] | [INFO] [stdout] 21 | fn mixup(self, other: Point2) -> Point2 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/vector_test.rs:56:17 [INFO] [stdout] | [INFO] [stdout] 56 | _ => {} [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/string_test.rs:5:17 [INFO] [stdout] | [INFO] [stdout] 5 | let mut s = String::new(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/string_test.rs:6:17 [INFO] [stdout] | [INFO] [stdout] 6 | let mut s = "hello world".to_string(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/string_test.rs:7:17 [INFO] [stdout] | [INFO] [stdout] 7 | let mut s = String::from("hello world"); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s3` [INFO] [stdout] --> src/string_test.rs:44:13 [INFO] [stdout] | [INFO] [stdout] 44 | let s3 = s1 + &s2; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_s3` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `user2` [INFO] [stdout] --> src/struct_test.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | let user2 = build_user(String::from("a"), String::from("b")); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_user2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `user2` [INFO] [stdout] --> src/struct_test.rs:41:13 [INFO] [stdout] | [INFO] [stdout] 41 | let user2 = User { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_user2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `black` [INFO] [stdout] --> src/struct_test.rs:53:13 [INFO] [stdout] | [INFO] [stdout] 53 | let black = Color(0, 0, 0); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_black` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `origin` [INFO] [stdout] --> src/struct_test.rs:54:13 [INFO] [stdout] | [INFO] [stdout] 54 | let origin = Point(0, 0, 0); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_origin` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `four` [INFO] [stdout] --> src/enumeration_test.rs:32:13 [INFO] [stdout] | [INFO] [stdout] 32 | let four = IpAddrKind::V4; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_four` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `six` [INFO] [stdout] --> src/enumeration_test.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 33 | let six = IpAddrKind::V6; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_six` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `home` [INFO] [stdout] --> src/enumeration_test.rs:35:13 [INFO] [stdout] | [INFO] [stdout] 35 | let home = IpAddr::V4(127,0,0,0); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_home` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `home` [INFO] [stdout] --> src/enumeration_test.rs:36:13 [INFO] [stdout] | [INFO] [stdout] 36 | let home = IpAddr::V6(String::from("::1")); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_home` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/enumeration_test.rs:45:13 [INFO] [stdout] | [INFO] [stdout] 45 | let a = Some(5); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/enumeration_test.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | let b = Some("he"); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/enumeration_test.rs:47:13 [INFO] [stdout] | [INFO] [stdout] 47 | let c: Option = None; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `six` [INFO] [stdout] --> src/enumeration_test.rs:89:13 [INFO] [stdout] | [INFO] [stdout] 89 | let six = plus_one(five); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_six` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `none` [INFO] [stdout] --> src/enumeration_test.rs:90:13 [INFO] [stdout] | [INFO] [stdout] 90 | let none = plus_one(None); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_none` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v2` [INFO] [stdout] --> src/vector_test.rs:4:13 [INFO] [stdout] | [INFO] [stdout] 4 | let v2 = vec![1, 2, 3]; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_v2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/err_handle_test.rs:12:13 [INFO] [stdout] | [INFO] [stdout] 12 | let f = match f { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/err_handle_test.rs:23:13 [INFO] [stdout] | [INFO] [stdout] 23 | let f = match f { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/err_handle_test.rs:37:13 [INFO] [stdout] | [INFO] [stdout] 37 | let f = File::open("hello.txt").unwrap(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/err_handle_test.rs:41:13 [INFO] [stdout] | [INFO] [stdout] 41 | let f = File::open("hello.txt").expect("Failed to open hello.txt"); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/string_test.rs:5:13 [INFO] [stdout] | [INFO] [stdout] 5 | let mut s = String::new(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/string_test.rs:6:13 [INFO] [stdout] | [INFO] [stdout] 6 | let mut s = "hello world".to_string(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/string_test.rs:7:13 [INFO] [stdout] | [INFO] [stdout] 7 | let mut s = String::from("hello world"); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/owner_scope_test.rs:30:13 [INFO] [stdout] | [INFO] [stdout] 30 | let mut a = String::from("a"); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/struct_test.rs:34:13 [INFO] [stdout] | [INFO] [stdout] 34 | let mut user1 = User { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/data_test.rs:13:13 [INFO] [stdout] | [INFO] [stdout] 13 | let mut x = 1; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `create_string` [INFO] [stdout] --> src/string_test.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | fn create_string() { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `username` [INFO] [stdout] --> src/struct_test.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | username: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `sign_in_count` [INFO] [stdout] --> src/struct_test.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | sign_in_count: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `active` [INFO] [stdout] --> src/struct_test.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | active: bool, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `IpAddrKind` [INFO] [stdout] --> src/enumeration_test.rs:1:6 [INFO] [stdout] | [INFO] [stdout] 1 | enum IpAddrKind { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `IpAddr` [INFO] [stdout] --> src/enumeration_test.rs:6:6 [INFO] [stdout] | [INFO] [stdout] 6 | enum IpAddr { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `Message` [INFO] [stdout] --> src/enumeration_test.rs:12:6 [INFO] [stdout] | [INFO] [stdout] 12 | enum Message { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `call` [INFO] [stdout] --> src/enumeration_test.rs:21:8 [INFO] [stdout] | [INFO] [stdout] 21 | fn call(&self) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `create_enum` [INFO] [stdout] --> src/enumeration_test.rs:31:8 [INFO] [stdout] | [INFO] [stdout] 31 | fn create_enum() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `enum_method` [INFO] [stdout] --> src/enumeration_test.rs:39:8 [INFO] [stdout] | [INFO] [stdout] 39 | fn enum_method() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `option_test` [INFO] [stdout] --> src/enumeration_test.rs:44:8 [INFO] [stdout] | [INFO] [stdout] 44 | fn option_test() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `Coin` [INFO] [stdout] --> src/enumeration_test.rs:50:10 [INFO] [stdout] | [INFO] [stdout] 50 | enum Coin { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Alabama` [INFO] [stdout] --> src/enumeration_test.rs:59:9 [INFO] [stdout] | [INFO] [stdout] 59 | Alabama, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Alaska` [INFO] [stdout] --> src/enumeration_test.rs:60:9 [INFO] [stdout] | [INFO] [stdout] 60 | Alaska, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `value_in_cents` [INFO] [stdout] --> src/enumeration_test.rs:64:8 [INFO] [stdout] | [INFO] [stdout] 64 | fn value_in_cents(coin: Coin) -> u8 { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `one_match` [INFO] [stdout] --> src/enumeration_test.rs:105:8 [INFO] [stdout] | [INFO] [stdout] 105 | fn one_match() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `if_let` [INFO] [stdout] --> src/enumeration_test.rs:113:8 [INFO] [stdout] | [INFO] [stdout] 113 | fn if_let() { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `create_vector` [INFO] [stdout] --> src/vector_test.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | fn create_vector() { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `read_vector` [INFO] [stdout] --> src/vector_test.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | fn read_vector() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `insert_hashmap` [INFO] [stdout] --> src/hashmap_test.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | fn insert_hashmap() { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `unwrap_test` [INFO] [stdout] --> src/err_handle_test.rs:36:8 [INFO] [stdout] | [INFO] [stdout] 36 | fn unwrap_test() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `expect_test` [INFO] [stdout] --> src/err_handle_test.rs:40:8 [INFO] [stdout] | [INFO] [stdout] 40 | fn expect_test() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `return_result` [INFO] [stdout] --> src/err_handle_test.rs:44:8 [INFO] [stdout] | [INFO] [stdout] 44 | fn return_result() -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `return_result_2` [INFO] [stdout] --> src/err_handle_test.rs:61:8 [INFO] [stdout] | [INFO] [stdout] 61 | fn return_result_2() -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `return_result_3` [INFO] [stdout] --> src/err_handle_test.rs:68:8 [INFO] [stdout] | [INFO] [stdout] 68 | fn return_result_3() -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `y` [INFO] [stdout] --> src/generics_test.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | y: T, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `distance_from_origin` [INFO] [stdout] --> src/generics_test.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | fn distance_from_origin(&self) -> f32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `largest_i32` [INFO] [stdout] --> src/generics_test.rs:33:8 [INFO] [stdout] | [INFO] [stdout] 33 | fn largest_i32(list: &[i32]) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 57 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking restaurant v0.1.0 (/opt/rustwide/workdir/restaurant) [INFO] [stdout] warning: unused variable: `order1` [INFO] [stdout] --> restaurant/src/lib.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | let order1 = back_of_house::Appetizer::Soup; [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] --> restaurant/src/lib.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | let order2 = back_of_house::Appetizer::Salad; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_order2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `seat_at_table` [INFO] [stdout] --> restaurant/src/front_of_house/hosting.rs:3:4 [INFO] [stdout] | [INFO] [stdout] 3 | fn seat_at_table() {} [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `take_order` [INFO] [stdout] --> restaurant/src/front_of_house.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | fn take_order() {} [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `server_order` [INFO] [stdout] --> restaurant/src/front_of_house.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn server_order() {} [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `take_payment` [INFO] [stdout] --> restaurant/src/front_of_house.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | fn take_payment() {} [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `fix_incorrect_order` [INFO] [stdout] --> restaurant/src/back_of_house.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | fn fix_incorrect_order() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `cook_order` [INFO] [stdout] --> restaurant/src/back_of_house.rs:6:4 [INFO] [stdout] | [INFO] [stdout] 6 | fn cook_order() {} [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `seasonal_fruit` [INFO] [stdout] --> restaurant/src/back_of_house.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | seasonal_fruit: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking restaurant-cli v0.1.0 (/opt/rustwide/workdir/cmd/restaurant-cli) [INFO] [stdout] warning: unused variable: `order1` [INFO] [stdout] --> restaurant/src/lib.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | let order1 = back_of_house::Appetizer::Soup; [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] --> restaurant/src/lib.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | let order2 = back_of_house::Appetizer::Salad; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_order2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `seat_at_table` [INFO] [stdout] --> restaurant/src/front_of_house/hosting.rs:3:4 [INFO] [stdout] | [INFO] [stdout] 3 | fn seat_at_table() {} [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `take_order` [INFO] [stdout] --> restaurant/src/front_of_house.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | fn take_order() {} [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `server_order` [INFO] [stdout] --> restaurant/src/front_of_house.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn server_order() {} [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `take_payment` [INFO] [stdout] --> restaurant/src/front_of_house.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | fn take_payment() {} [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `fix_incorrect_order` [INFO] [stdout] --> restaurant/src/back_of_house.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | fn fix_incorrect_order() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `cook_order` [INFO] [stdout] --> restaurant/src/back_of_house.rs:6:4 [INFO] [stdout] | [INFO] [stdout] 6 | fn cook_order() {} [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `seasonal_fruit` [INFO] [stdout] --> restaurant/src/back_of_house.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | seasonal_fruit: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 47.47s [INFO] running `Command { std: "docker" "inspect" "9759e81414143317d2df630a078619068967dcd34496c58b83d1d3af742d9c4e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9759e81414143317d2df630a078619068967dcd34496c58b83d1d3af742d9c4e", kill_on_drop: false }` [INFO] [stdout] 9759e81414143317d2df630a078619068967dcd34496c58b83d1d3af742d9c4e