[INFO] cloning repository https://github.com/dragon-zhang/rust-study [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dragon-zhang/rust-study" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdragon-zhang%2Frust-study", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdragon-zhang%2Frust-study'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a7ae2e00ea01f8752fffd60276f9ee567a5ac9dd [INFO] testing dragon-zhang/rust-study against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdragon-zhang%2Frust-study" "/workspace/builds/worker-49/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-49/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dragon-zhang/rust-study on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/dragon-zhang/rust-study [INFO] finished tweaking git repo https://github.com/dragon-zhang/rust-study [INFO] tweaked toml for git repo https://github.com/dragon-zhang/rust-study written to /workspace/builds/worker-49/source/Cargo.toml [INFO] crate git repo https://github.com/dragon-zhang/rust-study already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded context v2.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 81160b12f7bdfe75f1ad5d781978176b8edf3549b44697fd49defa7bd91dd6ad [INFO] running `Command { std: "docker" "start" "-a" "81160b12f7bdfe75f1ad5d781978176b8edf3549b44697fd49defa7bd91dd6ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "81160b12f7bdfe75f1ad5d781978176b8edf3549b44697fd49defa7bd91dd6ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "81160b12f7bdfe75f1ad5d781978176b8edf3549b44697fd49defa7bd91dd6ad", kill_on_drop: false }` [INFO] [stdout] 81160b12f7bdfe75f1ad5d781978176b8edf3549b44697fd49defa7bd91dd6ad [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d3d0d93fa707ad178c0b43c536435db3fafe9b59ff11093a5432c6b1fdbacdc0 [INFO] running `Command { std: "docker" "start" "-a" "d3d0d93fa707ad178c0b43c536435db3fafe9b59ff11093a5432c6b1fdbacdc0", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.119 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] 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[stderr] Compiling futures-sink v0.3.19 [INFO] [stderr] Compiling hashbrown v0.11.2 [INFO] [stderr] Compiling openssl-probe v0.1.5 [INFO] [stderr] Compiling slab v0.4.5 [INFO] [stderr] Compiling try-lock v0.2.3 [INFO] [stderr] Compiling httpdate v1.0.2 [INFO] [stderr] Compiling serde_json v1.0.78 [INFO] [stderr] Compiling encoding_rs v0.8.30 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling unicode-bidi v0.3.7 [INFO] [stderr] Compiling ryu v1.0.9 [INFO] [stderr] Compiling tower-service v0.3.1 [INFO] [stderr] Compiling ppv-lite86 v0.2.16 [INFO] [stderr] Compiling mime v0.3.16 [INFO] [stderr] Compiling ipnet v2.3.1 [INFO] [stderr] Compiling instant v0.1.12 [INFO] [stderr] Compiling tracing-core v0.1.21 [INFO] [stderr] Compiling tinyvec v1.5.1 [INFO] [stderr] Compiling form_urlencoded v1.0.1 [INFO] [stderr] Compiling foreign-types v0.3.2 [INFO] [stderr] Compiling lock_api v0.4.5 [INFO] [stderr] Compiling want v0.3.0 [INFO] [stderr] Compiling tracing v0.1.29 [INFO] [stderr] 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Compiling hyper v0.14.16 [INFO] [stderr] Compiling hyper-tls v0.5.0 [INFO] [stderr] Compiling reqwest v0.11.9 [INFO] [stderr] Compiling rust-study v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `f2` [INFO] [stdout] --> src/lib.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | f2: u32, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `value` [INFO] [stdout] --> src/bin/21weak.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | value: i32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bin/21weak.rs:4:10 [INFO] [stdout] | [INFO] [stdout] 4 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `children` [INFO] [stdout] --> src/bin/21weak.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | children: RefCell>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bin/21weak.rs:4:10 [INFO] [stdout] | [INFO] [stdout] 4 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/bin/13life_circle.rs:4:13 [INFO] [stdout] | [INFO] [stdout] 4 | let s = String::from("hello"); [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: `s2` [INFO] [stdout] --> src/bin/04ownership.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | let s2 = s1; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_s2` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `r1` [INFO] [stdout] --> src/bin/04ownership.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | let r1 = &mut s; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_r1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `r2` [INFO] [stdout] --> src/bin/04ownership.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | let r2 = &mut s; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_r2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `r1` [INFO] [stdout] --> src/bin/04ownership.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | let r1 = &s; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_r1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `r2` [INFO] [stdout] --> src/bin/04ownership.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | let r2 = &mut s; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_r2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `dangling_reference` [INFO] [stdout] --> src/bin/13life_circle.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | fn dangling_reference() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `longer2` [INFO] [stdout] --> src/bin/13life_circle.rs:23:4 [INFO] [stdout] | [INFO] [stdout] 23 | fn longer2(x: &'static str, y: &'static str) -> &'static str { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/bin/18drop.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | let a = AutoDrop { data: "1" }; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/bin/18drop.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | let b = AutoDrop { data: "2" }; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_account` [INFO] [stdout] --> src/bin/06struct.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn get_account(&self) -> &str { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_password` [INFO] [stdout] --> src/bin/06struct.rs:24:12 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn get_password(&self) -> &str { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Color` [INFO] [stdout] --> src/bin/06struct.rs:34:8 [INFO] [stdout] | [INFO] [stdout] 34 | struct Color(i32, i32, i32); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `InnerUser` [INFO] [stdout] --> src/bin/06struct.rs:64:8 [INFO] [stdout] | [INFO] [stdout] 64 | struct InnerUser<'a> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/bin/03round.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | for index in 0..10 { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/bin/10error.rs:16:13 [INFO] [stdout] | [INFO] [stdout] 16 | Err(e) => return Err("can not open test.txt"), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/bin/10error.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | Err(e) => Err("read test.txt failed"), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/bin/10error.rs:12:21 [INFO] [stdout] | [INFO] [stdout] 12 | fn spread_error<'a>(i: i8) -> Result { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/bin/10error.rs:29:13 [INFO] [stdout] | [INFO] [stdout] 29 | Err(e) => return Err("can not open test.txt"), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/bin/10error.rs:34:13 [INFO] [stdout] | [INFO] [stdout] 34 | Err(e) => Err("read test.txt failed"), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/bin/10error.rs:25:37 [INFO] [stdout] | [INFO] [stdout] 25 | fn spread_error_cannot_simplify<'a>(i: i8) -> Result { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/bin/10error.rs:38:30 [INFO] [stdout] | [INFO] [stdout] 38 | fn spread_error_can_simplify(i: i8) -> Result { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/bin/10error.rs:51:28 [INFO] [stdout] | [INFO] [stdout] 51 | fn spread_error_simplified(i: i8) -> Result { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `param1` [INFO] [stdout] --> src/bin/12trait.rs:32:11 [INFO] [stdout] | [INFO] [stdout] 32 | fn param1(param1: impl TestInterface + Display) {} [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_param1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `param1` [INFO] [stdout] --> src/bin/12trait.rs:35:39 [INFO] [stdout] | [INFO] [stdout] 35 | fn param2(param1: T, param2: T) {} [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_param1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `param2` [INFO] [stdout] --> src/bin/12trait.rs:35:50 [INFO] [stdout] | [INFO] [stdout] 35 | fn param2(param1: T, param2: T) {} [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_param2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `param1` [INFO] [stdout] --> src/bin/12trait.rs:37:65 [INFO] [stdout] | [INFO] [stdout] 37 | fn param3(param1: T, param2: U) -> i32 { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_param1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `param2` [INFO] [stdout] --> src/bin/12trait.rs:37:76 [INFO] [stdout] | [INFO] [stdout] 37 | fn param3(param1: T, param2: U) -> i32 { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_param2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `param1` [INFO] [stdout] --> src/bin/12trait.rs:42:17 [INFO] [stdout] | [INFO] [stdout] 42 | fn param4(param1: T, param2: U) -> i32 [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_param1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `param2` [INFO] [stdout] --> src/bin/12trait.rs:42:28 [INFO] [stdout] | [INFO] [stdout] 42 | fn param4(param1: T, param2: U) -> i32 [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_param2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `spread_error` [INFO] [stdout] --> src/bin/10error.rs:12:4 [INFO] [stdout] | [INFO] [stdout] 12 | fn spread_error<'a>(i: i8) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `spread_error_cannot_simplify` [INFO] [stdout] --> src/bin/10error.rs:25:4 [INFO] [stdout] | [INFO] [stdout] 25 | fn spread_error_cannot_simplify<'a>(i: i8) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `spread_error_can_simplify` [INFO] [stdout] --> src/bin/10error.rs:38:4 [INFO] [stdout] | [INFO] [stdout] 38 | fn spread_error_can_simplify(i: i8) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `spread_error_simplified` [INFO] [stdout] --> src/bin/10error.rs:51:4 [INFO] [stdout] | [INFO] [stdout] 51 | fn spread_error_simplified(i: i8) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `returnTrait` [INFO] [stdout] --> src/bin/12trait.rs:26:4 [INFO] [stdout] | [INFO] [stdout] 26 | fn returnTrait() -> T [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `param1` [INFO] [stdout] --> src/bin/12trait.rs:32:4 [INFO] [stdout] | [INFO] [stdout] 32 | fn param1(param1: impl TestInterface + Display) {} [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `param2` [INFO] [stdout] --> src/bin/12trait.rs:35:4 [INFO] [stdout] | [INFO] [stdout] 35 | fn param2(param1: T, param2: T) {} [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `param3` [INFO] [stdout] --> src/bin/12trait.rs:37:4 [INFO] [stdout] | [INFO] [stdout] 37 | fn param3(param1: T, param2: U) -> i32 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `param4` [INFO] [stdout] --> src/bin/12trait.rs:42:4 [INFO] [stdout] | [INFO] [stdout] 42 | fn param4(param1: T, param2: U) -> i32 [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `returnTrait` should have a snake case name [INFO] [stdout] --> src/bin/12trait.rs:26:4 [INFO] [stdout] | [INFO] [stdout] 26 | fn returnTrait() -> T [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to snake case: `return_trait` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line1` [INFO] [stdout] --> src/bin/19rc.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | let line1 = GraphNode::node(1, Rc::clone(&common)); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_line1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line2` [INFO] [stdout] --> src/bin/19rc.rs:31:13 [INFO] [stdout] | [INFO] [stdout] 31 | let line2 = GraphNode::node(2, Rc::clone(&common)); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_line2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `x` [INFO] [stdout] --> src/bin/30super_trait.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | x: i32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Point` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bin/30super_trait.rs:10:10 [INFO] [stdout] | [INFO] [stdout] 10 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `y` [INFO] [stdout] --> src/bin/30super_trait.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | y: i32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Point` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bin/30super_trait.rs:10:10 [INFO] [stdout] | [INFO] [stdout] 10 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `List` [INFO] [stdout] --> src/bin/16box.rs:8:6 [INFO] [stdout] | [INFO] [stdout] 8 | enum List { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 0 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 1 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 2 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 3 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 4 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 5 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 6 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 7 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 8 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 9 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 10 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 11 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 12 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 13 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 14 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 15 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 16 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 17 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 18 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 19 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 20 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 21 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 22 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 23 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 24 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 25 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 26 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 27 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 28 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 29 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 30 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 31 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 32 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 53.55s [INFO] running `Command { std: "docker" "inspect" "d3d0d93fa707ad178c0b43c536435db3fafe9b59ff11093a5432c6b1fdbacdc0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d3d0d93fa707ad178c0b43c536435db3fafe9b59ff11093a5432c6b1fdbacdc0", kill_on_drop: false }` [INFO] [stdout] d3d0d93fa707ad178c0b43c536435db3fafe9b59ff11093a5432c6b1fdbacdc0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] daba6f92f314077bbf26491c1cfe56b568655a44091eb211a881b089f1b05d15 [INFO] running `Command { std: "docker" "start" "-a" "daba6f92f314077bbf26491c1cfe56b568655a44091eb211a881b089f1b05d15", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling rust-study v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `f2` [INFO] [stdout] --> src/lib.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | f2: u32, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s2` [INFO] [stdout] --> src/bin/04ownership.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | let s2 = s1; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_s2` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `r1` [INFO] [stdout] --> src/bin/04ownership.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | let r1 = &mut s; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_r1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `r2` [INFO] [stdout] --> src/bin/04ownership.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | let r2 = &mut s; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_r2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `r1` [INFO] [stdout] --> src/bin/04ownership.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | let r1 = &s; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_r1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `r2` [INFO] [stdout] --> src/bin/04ownership.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | let r2 = &mut s; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_r2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line1` [INFO] [stdout] --> src/bin/19rc.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | let line1 = GraphNode::node(1, Rc::clone(&common)); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_line1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `f2` [INFO] [stdout] --> src/lib.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | f2: u32, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/bin/18drop.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | let a = AutoDrop { data: "1" }; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/bin/18drop.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | let b = AutoDrop { data: "2" }; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line2` [INFO] [stdout] --> src/bin/19rc.rs:31:13 [INFO] [stdout] | [INFO] [stdout] 31 | let line2 = GraphNode::node(2, Rc::clone(&common)); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_line2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `value` [INFO] [stdout] --> src/bin/21weak.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | value: i32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bin/21weak.rs:4:10 [INFO] [stdout] | [INFO] [stdout] 4 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `children` [INFO] [stdout] --> src/bin/21weak.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | children: RefCell>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bin/21weak.rs:4:10 [INFO] [stdout] | [INFO] [stdout] 4 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_account` [INFO] [stdout] --> src/bin/06struct.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn get_account(&self) -> &str { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_password` [INFO] [stdout] --> src/bin/06struct.rs:24:12 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn get_password(&self) -> &str { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Color` [INFO] [stdout] --> src/bin/06struct.rs:34:8 [INFO] [stdout] | [INFO] [stdout] 34 | struct Color(i32, i32, i32); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `InnerUser` [INFO] [stdout] --> src/bin/06struct.rs:64:8 [INFO] [stdout] | [INFO] [stdout] 64 | struct InnerUser<'a> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 0 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 1 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 2 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 3 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 4 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 5 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 6 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 7 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 8 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 9 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 10 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 11 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 12 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 13 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 14 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 15 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 16 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 17 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 18 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 19 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 20 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 21 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 22 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 23 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 24 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 25 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 26 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 27 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 28 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 29 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 30 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 31 that must be used [INFO] [stdout] --> src/request.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / tokio::join!(request("1".to_string()), [INFO] [stdout] 8 | | request("2".to_string()), [INFO] [stdout] 9 | | request("3".to_string()), [INFO] [stdout] 10 | | request("4".to_string()), [INFO] [stdout] ... | [INFO] [stdout] 37 | | request("31".to_string()), [INFO] [stdout] 38 | | request("32".to_string()),); [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `List` [INFO] [stdout] --> src/bin/16box.rs:8:6 [INFO] [stdout] | [INFO] [stdout] 8 | enum List { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `param1` [INFO] [stdout] --> src/bin/12trait.rs:32:11 [INFO] [stdout] | [INFO] [stdout] 32 | fn param1(param1: impl TestInterface + Display) {} [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_param1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `param1` [INFO] [stdout] --> src/bin/12trait.rs:35:39 [INFO] [stdout] | [INFO] [stdout] 35 | fn param2(param1: T, param2: T) {} [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_param1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `param2` [INFO] [stdout] --> src/bin/12trait.rs:35:50 [INFO] [stdout] | [INFO] [stdout] 35 | fn param2(param1: T, param2: T) {} [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_param2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `param1` [INFO] [stdout] --> src/bin/12trait.rs:37:65 [INFO] [stdout] | [INFO] [stdout] 37 | fn param3(param1: T, param2: U) -> i32 { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_param1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `param2` [INFO] [stdout] --> src/bin/12trait.rs:37:76 [INFO] [stdout] | [INFO] [stdout] 37 | fn param3(param1: T, param2: U) -> i32 { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_param2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `param1` [INFO] [stdout] --> src/bin/12trait.rs:42:17 [INFO] [stdout] | [INFO] [stdout] 42 | fn param4(param1: T, param2: U) -> i32 [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_param1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `param2` [INFO] [stdout] --> src/bin/12trait.rs:42:28 [INFO] [stdout] | [INFO] [stdout] 42 | fn param4(param1: T, param2: U) -> i32 [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_param2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `returnTrait` [INFO] [stdout] --> src/bin/12trait.rs:26:4 [INFO] [stdout] | [INFO] [stdout] 26 | fn returnTrait() -> T [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `param1` [INFO] [stdout] --> src/bin/12trait.rs:32:4 [INFO] [stdout] | [INFO] [stdout] 32 | fn param1(param1: impl TestInterface + Display) {} [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `param2` [INFO] [stdout] --> src/bin/12trait.rs:35:4 [INFO] [stdout] | [INFO] [stdout] 35 | fn param2(param1: T, param2: T) {} [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `param3` [INFO] [stdout] --> src/bin/12trait.rs:37:4 [INFO] [stdout] | [INFO] [stdout] 37 | fn param3(param1: T, param2: U) -> i32 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `param4` [INFO] [stdout] --> src/bin/12trait.rs:42:4 [INFO] [stdout] | [INFO] [stdout] 42 | fn param4(param1: T, param2: U) -> i32 [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `returnTrait` should have a snake case name [INFO] [stdout] --> src/bin/12trait.rs:26:4 [INFO] [stdout] | [INFO] [stdout] 26 | fn returnTrait() -> T [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to snake case: `return_trait` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/bin/13life_circle.rs:4:13 [INFO] [stdout] | [INFO] [stdout] 4 | let s = String::from("hello"); [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: function is never used: `dangling_reference` [INFO] [stdout] --> src/bin/13life_circle.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | fn dangling_reference() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `longer2` [INFO] [stdout] --> src/bin/13life_circle.rs:23:4 [INFO] [stdout] | [INFO] [stdout] 23 | fn longer2(x: &'static str, y: &'static str) -> &'static str { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `x` [INFO] [stdout] --> src/bin/30super_trait.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | x: i32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Point` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bin/30super_trait.rs:10:10 [INFO] [stdout] | [INFO] [stdout] 10 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `y` [INFO] [stdout] --> src/bin/30super_trait.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | y: i32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Point` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bin/30super_trait.rs:10:10 [INFO] [stdout] | [INFO] [stdout] 10 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/bin/10error.rs:16:13 [INFO] [stdout] | [INFO] [stdout] 16 | Err(e) => return Err("can not open test.txt"), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/bin/10error.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | Err(e) => Err("read test.txt failed"), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/bin/10error.rs:12:21 [INFO] [stdout] | [INFO] [stdout] 12 | fn spread_error<'a>(i: i8) -> Result { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/bin/10error.rs:29:13 [INFO] [stdout] | [INFO] [stdout] 29 | Err(e) => return Err("can not open test.txt"), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/bin/10error.rs:34:13 [INFO] [stdout] | [INFO] [stdout] 34 | Err(e) => Err("read test.txt failed"), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/bin/10error.rs:25:37 [INFO] [stdout] | [INFO] [stdout] 25 | fn spread_error_cannot_simplify<'a>(i: i8) -> Result { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/bin/10error.rs:38:30 [INFO] [stdout] | [INFO] [stdout] 38 | fn spread_error_can_simplify(i: i8) -> Result { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/bin/10error.rs:51:28 [INFO] [stdout] | [INFO] [stdout] 51 | fn spread_error_simplified(i: i8) -> Result { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `spread_error` [INFO] [stdout] --> src/bin/10error.rs:12:4 [INFO] [stdout] | [INFO] [stdout] 12 | fn spread_error<'a>(i: i8) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `spread_error_cannot_simplify` [INFO] [stdout] --> src/bin/10error.rs:25:4 [INFO] [stdout] | [INFO] [stdout] 25 | fn spread_error_cannot_simplify<'a>(i: i8) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `spread_error_can_simplify` [INFO] [stdout] --> src/bin/10error.rs:38:4 [INFO] [stdout] | [INFO] [stdout] 38 | fn spread_error_can_simplify(i: i8) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `spread_error_simplified` [INFO] [stdout] --> src/bin/10error.rs:51:4 [INFO] [stdout] | [INFO] [stdout] 51 | fn spread_error_simplified(i: i8) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/bin/03round.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | for index in 0..10 { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 32 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.12s [INFO] running `Command { std: "docker" "inspect" "daba6f92f314077bbf26491c1cfe56b568655a44091eb211a881b089f1b05d15", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "daba6f92f314077bbf26491c1cfe56b568655a44091eb211a881b089f1b05d15", kill_on_drop: false }` [INFO] [stdout] daba6f92f314077bbf26491c1cfe56b568655a44091eb211a881b089f1b05d15 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 30573a619824bbe8bca5d946bcd994717bf1ba310fca08dcbe5ee77bebe66d38 [INFO] running `Command { std: "docker" "start" "-a" "30573a619824bbe8bca5d946bcd994717bf1ba310fca08dcbe5ee77bebe66d38", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: field is never read: `f2` [INFO] [stderr] --> src/lib.rs:25:9 [INFO] [stderr] | [INFO] [stderr] 25 | f2: u32, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `rust-study` (lib) generated 1 warning [INFO] [stderr] warning: `rust-study` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] warning: unused variable: `line1` [INFO] [stderr] --> src/bin/19rc.rs:29:9 [INFO] [stderr] | [INFO] [stderr] 29 | let line1 = GraphNode::node(1, Rc::clone(&common)); [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_line1` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `line2` [INFO] [stderr] --> src/bin/19rc.rs:31:13 [INFO] [stderr] | [INFO] [stderr] 31 | let line2 = GraphNode::node(2, Rc::clone(&common)); [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_line2` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `param1` [INFO] [stderr] --> src/bin/12trait.rs:32:11 [INFO] [stderr] | [INFO] [stderr] 32 | fn param1(param1: impl TestInterface + Display) {} [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_param1` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `param1` [INFO] [stderr] --> src/bin/12trait.rs:35:39 [INFO] [stderr] | [INFO] [stderr] 35 | fn param2(param1: T, param2: T) {} [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_param1` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `param2` [INFO] [stderr] --> src/bin/12trait.rs:35:50 [INFO] [stderr] | [INFO] [stderr] 35 | fn param2(param1: T, param2: T) {} [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_param2` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `param1` [INFO] [stderr] --> src/bin/12trait.rs:37:65 [INFO] [stderr] | [INFO] [stderr] 37 | fn param3(param1: T, param2: U) -> i32 { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_param1` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `param2` [INFO] [stderr] --> src/bin/12trait.rs:37:76 [INFO] [stderr] | [INFO] [stderr] 37 | fn param3(param1: T, param2: U) -> i32 { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_param2` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `param1` [INFO] [stderr] --> src/bin/12trait.rs:42:17 [INFO] [stderr] | [INFO] [stderr] 42 | fn param4(param1: T, param2: U) -> i32 [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_param1` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `param2` [INFO] [stderr] --> src/bin/12trait.rs:42:28 [INFO] [stderr] | [INFO] [stderr] 42 | fn param4(param1: T, param2: U) -> i32 [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_param2` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `returnTrait` [INFO] [stderr] --> src/bin/12trait.rs:26:4 [INFO] [stderr] | [INFO] [stderr] 26 | fn returnTrait() -> T [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `param1` [INFO] [stderr] --> src/bin/12trait.rs:32:4 [INFO] [stderr] | [INFO] [stderr] 32 | fn param1(param1: impl TestInterface + Display) {} [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `param2` [INFO] [stderr] --> src/bin/12trait.rs:35:4 [INFO] [stderr] | [INFO] [stderr] 35 | fn param2(param1: T, param2: T) {} [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `param3` [INFO] [stderr] --> src/bin/12trait.rs:37:4 [INFO] [stderr] | [INFO] [stderr] 37 | fn param3(param1: T, param2: U) -> i32 { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `param4` [INFO] [stderr] --> src/bin/12trait.rs:42:4 [INFO] [stderr] | [INFO] [stderr] 42 | fn param4(param1: T, param2: U) -> i32 [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `returnTrait` should have a snake case name [INFO] [stderr] --> src/bin/12trait.rs:26:4 [INFO] [stderr] | [INFO] [stderr] 26 | fn returnTrait() -> T [INFO] [stderr] | ^^^^^^^^^^^ help: convert the identifier to snake case: `return_trait` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `s2` [INFO] [stderr] --> src/bin/04ownership.rs:3:9 [INFO] [stderr] | [INFO] [stderr] 3 | let s2 = s1; [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_s2` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `r1` [INFO] [stderr] --> src/bin/04ownership.rs:18:9 [INFO] [stderr] | [INFO] [stderr] 18 | let r1 = &mut s; [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_r1` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `r2` [INFO] [stderr] --> src/bin/04ownership.rs:19:9 [INFO] [stderr] | [INFO] [stderr] 19 | let r2 = &mut s; [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_r2` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `r1` [INFO] [stderr] --> src/bin/04ownership.rs:25:9 [INFO] [stderr] | [INFO] [stderr] 25 | let r1 = &s; [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_r1` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `r2` [INFO] [stderr] --> src/bin/04ownership.rs:26:9 [INFO] [stderr] | [INFO] [stderr] 26 | let r2 = &mut s; [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_r2` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `get_account` [INFO] [stderr] --> src/bin/06struct.rs:17:12 [INFO] [stderr] | [INFO] [stderr] 17 | pub fn get_account(&self) -> &str { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `get_password` [INFO] [stderr] --> src/bin/06struct.rs:24:12 [INFO] [stderr] | [INFO] [stderr] 24 | pub fn get_password(&self) -> &str { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Color` [INFO] [stderr] --> src/bin/06struct.rs:34:8 [INFO] [stderr] | [INFO] [stderr] 34 | struct Color(i32, i32, i32); [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `InnerUser` [INFO] [stderr] --> src/bin/06struct.rs:64:8 [INFO] [stderr] | [INFO] [stderr] 64 | struct InnerUser<'a> { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `a` [INFO] [stderr] --> src/bin/18drop.rs:13:9 [INFO] [stderr] | [INFO] [stderr] 13 | let a = AutoDrop { data: "1" }; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `b` [INFO] [stderr] --> src/bin/18drop.rs:14:9 [INFO] [stderr] | [INFO] [stderr] 14 | let b = AutoDrop { data: "2" }; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stderr] [INFO] [stderr] warning: enum is never used: `List` [INFO] [stderr] --> src/bin/16box.rs:8:6 [INFO] [stderr] | [INFO] [stderr] 8 | enum List { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `value` [INFO] [stderr] --> src/bin/21weak.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | value: i32, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/bin/21weak.rs:4:10 [INFO] [stderr] | [INFO] [stderr] 4 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `children` [INFO] [stderr] --> src/bin/21weak.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | children: RefCell>>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/bin/21weak.rs:4:10 [INFO] [stderr] | [INFO] [stderr] 4 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/bin/10error.rs:16:13 [INFO] [stderr] | [INFO] [stderr] 16 | Err(e) => return Err("can not open test.txt"), [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/bin/10error.rs:21:13 [INFO] [stderr] | [INFO] [stderr] 21 | Err(e) => Err("read test.txt failed"), [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/bin/10error.rs:12:21 [INFO] [stderr] | [INFO] [stderr] 12 | fn spread_error<'a>(i: i8) -> Result { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/bin/10error.rs:29:13 [INFO] [stderr] | [INFO] [stderr] 29 | Err(e) => return Err("can not open test.txt"), [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/bin/10error.rs:34:13 [INFO] [stderr] | [INFO] [stderr] 34 | Err(e) => Err("read test.txt failed"), [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/bin/10error.rs:25:37 [INFO] [stderr] | [INFO] [stderr] 25 | fn spread_error_cannot_simplify<'a>(i: i8) -> Result { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/bin/10error.rs:38:30 [INFO] [stderr] | [INFO] [stderr] 38 | fn spread_error_can_simplify(i: i8) -> Result { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/bin/10error.rs:51:28 [INFO] [stderr] | [INFO] [stderr] 51 | fn spread_error_simplified(i: i8) -> Result { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `spread_error` [INFO] [stderr] --> src/bin/10error.rs:12:4 [INFO] [stderr] | [INFO] [stderr] 12 | fn spread_error<'a>(i: i8) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `spread_error_cannot_simplify` [INFO] [stderr] --> src/bin/10error.rs:25:4 [INFO] [stderr] | [INFO] [stderr] 25 | fn spread_error_cannot_simplify<'a>(i: i8) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `spread_error_can_simplify` [INFO] [stderr] --> src/bin/10error.rs:38:4 [INFO] [stderr] | [INFO] [stderr] 38 | fn spread_error_can_simplify(i: i8) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `spread_error_simplified` [INFO] [stderr] --> src/bin/10error.rs:51:4 [INFO] [stderr] | [INFO] [stderr] 51 | fn spread_error_simplified(i: i8) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `index` [INFO] [stderr] --> src/bin/03round.rs:22:9 [INFO] [stderr] | [INFO] [stderr] 22 | for index in 0..10 { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `Result` in tuple element 0 that must be used [INFO] [stderr] --> src/request.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | / tokio::join!(request("1".to_string()), [INFO] [stderr] 8 | | request("2".to_string()), [INFO] [stderr] 9 | | request("3".to_string()), [INFO] [stderr] 10 | | request("4".to_string()), [INFO] [stderr] ... | [INFO] [stderr] 37 | | request("31".to_string()), [INFO] [stderr] 38 | | request("32".to_string()),); [INFO] [stderr] | |_______________________________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` in tuple element 1 that must be used [INFO] [stderr] --> src/request.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | / tokio::join!(request("1".to_string()), [INFO] [stderr] 8 | | request("2".to_string()), [INFO] [stderr] 9 | | request("3".to_string()), [INFO] [stderr] 10 | | request("4".to_string()), [INFO] [stderr] ... | [INFO] [stderr] 37 | | request("31".to_string()), [INFO] [stderr] 38 | | request("32".to_string()),); [INFO] [stderr] | |_______________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` in tuple element 2 that must be used [INFO] [stderr] --> src/request.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | / tokio::join!(request("1".to_string()), [INFO] [stderr] 8 | | request("2".to_string()), [INFO] [stderr] 9 | | request("3".to_string()), [INFO] [stderr] 10 | | request("4".to_string()), [INFO] [stderr] ... | [INFO] [stderr] 37 | | request("31".to_string()), [INFO] [stderr] 38 | | request("32".to_string()),); [INFO] [stderr] | |_______________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` in tuple element 3 that must be used [INFO] [stderr] --> src/request.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | / tokio::join!(request("1".to_string()), [INFO] [stderr] 8 | | request("2".to_string()), [INFO] [stderr] 9 | | request("3".to_string()), [INFO] [stderr] 10 | | request("4".to_string()), [INFO] [stderr] ... | [INFO] [stderr] 37 | | request("31".to_string()), [INFO] [stderr] 38 | | request("32".to_string()),); [INFO] [stderr] | |_______________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` in tuple element 4 that must be used [INFO] [stderr] --> src/request.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | / tokio::join!(request("1".to_string()), [INFO] [stderr] 8 | | request("2".to_string()), [INFO] [stderr] 9 | | request("3".to_string()), [INFO] [stderr] 10 | | request("4".to_string()), [INFO] [stderr] ... | [INFO] [stderr] 37 | | request("31".to_string()), [INFO] [stderr] 38 | | request("32".to_string()),); [INFO] [stderr] | |_______________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` in tuple element 5 that must be used [INFO] [stderr] --> src/request.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | / tokio::join!(request("1".to_string()), [INFO] [stderr] 8 | | request("2".to_string()), [INFO] [stderr] 9 | | request("3".to_string()), [INFO] [stderr] 10 | | request("4".to_string()), [INFO] [stderr] ... | [INFO] [stderr] 37 | | request("31".to_string()), [INFO] [stderr] 38 | | request("32".to_string()),); [INFO] [stderr] | |_______________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` in tuple element 6 that must be used [INFO] [stderr] --> src/request.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | / tokio::join!(request("1".to_string()), [INFO] [stderr] 8 | | request("2".to_string()), [INFO] [stderr] 9 | | request("3".to_string()), [INFO] [stderr] 10 | | request("4".to_string()), [INFO] [stderr] ... | [INFO] [stderr] 37 | | request("31".to_string()), [INFO] [stderr] 38 | | request("32".to_string()),); [INFO] [stderr] | |_______________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` in tuple element 7 that must be used [INFO] [stderr] --> src/request.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | / tokio::join!(request("1".to_string()), [INFO] [stderr] 8 | | request("2".to_string()), [INFO] [stderr] 9 | | request("3".to_string()), [INFO] [stderr] 10 | | request("4".to_string()), [INFO] [stderr] ... | [INFO] [stderr] 37 | | request("31".to_string()), [INFO] [stderr] 38 | | request("32".to_string()),); [INFO] [stderr] | |_______________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` in tuple element 8 that must be used [INFO] [stderr] --> src/request.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | / tokio::join!(request("1".to_string()), [INFO] [stderr] 8 | | request("2".to_string()), [INFO] [stderr] 9 | | request("3".to_string()), [INFO] [stderr] 10 | | request("4".to_string()), [INFO] [stderr] ... | [INFO] [stderr] 37 | | request("31".to_string()), [INFO] [stderr] 38 | | request("32".to_string()),); [INFO] [stderr] | |_______________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` in tuple element 9 that must be used [INFO] [stderr] --> src/request.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | / tokio::join!(request("1".to_string()), [INFO] [stderr] 8 | | request("2".to_string()), [INFO] [stderr] 9 | | request("3".to_string()), [INFO] [stderr] 10 | | request("4".to_string()), [INFO] [stderr] ... | [INFO] [stderr] 37 | | request("31".to_string()), [INFO] [stderr] 38 | | request("32".to_string()),); [INFO] [stderr] | |_______________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` in tuple element 10 that must be used [INFO] [stderr] --> src/request.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | / tokio::join!(request("1".to_string()), [INFO] [stderr] 8 | | request("2".to_string()), [INFO] [stderr] 9 | | request("3".to_string()), [INFO] [stderr] 10 | | request("4".to_string()), [INFO] [stderr] ... | [INFO] [stderr] 37 | | request("31".to_string()), [INFO] [stderr] 38 | | request("32".to_string()),); [INFO] [stderr] | |_______________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` in tuple element 11 that must be used [INFO] [stderr] --> src/request.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | / tokio::join!(request("1".to_string()), [INFO] [stderr] 8 | | request("2".to_string()), [INFO] [stderr] 9 | | request("3".to_string()), [INFO] [stderr] 10 | | request("4".to_string()), [INFO] [stderr] ... | [INFO] [stderr] 37 | | request("31".to_string()), [INFO] [stderr] 38 | | request("32".to_string()),); [INFO] [stderr] | |_______________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` in tuple element 12 that must be used [INFO] [stderr] --> src/request.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | / tokio::join!(request("1".to_string()), [INFO] [stderr] 8 | | request("2".to_string()), [INFO] [stderr] 9 | | request("3".to_string()), [INFO] [stderr] 10 | | request("4".to_string()), [INFO] [stderr] ... | [INFO] [stderr] 37 | | request("31".to_string()), [INFO] [stderr] 38 | | request("32".to_string()),); [INFO] [stderr] | |_______________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` in tuple element 13 that must be used [INFO] [stderr] --> src/request.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | / tokio::join!(request("1".to_string()), [INFO] [stderr] 8 | | request("2".to_string()), [INFO] [stderr] 9 | | request("3".to_string()), [INFO] [stderr] 10 | | request("4".to_string()), [INFO] [stderr] ... | [INFO] [stderr] 37 | | request("31".to_string()), [INFO] [stderr] 38 | | request("32".to_string()),); [INFO] [stderr] | |_______________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` in tuple element 14 that must be used [INFO] [stderr] --> src/request.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | / tokio::join!(request("1".to_string()), [INFO] [stderr] 8 | | request("2".to_string()), [INFO] [stderr] 9 | | request("3".to_string()), [INFO] [stderr] 10 | | request("4".to_string()), [INFO] [stderr] ... | [INFO] [stderr] 37 | | request("31".to_string()), [INFO] [stderr] 38 | | request("32".to_string()),); [INFO] [stderr] | |_______________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` in tuple element 15 that must be used [INFO] [stderr] --> src/request.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | / tokio::join!(request("1".to_string()), [INFO] [stderr] 8 | | request("2".to_string()), [INFO] [stderr] 9 | | request("3".to_string()), [INFO] [stderr] 10 | | request("4".to_string()), [INFO] [stderr] ... | [INFO] [stderr] 37 | | request("31".to_string()), [INFO] [stderr] 38 | | request("32".to_string()),); [INFO] [stderr] | |_______________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` in tuple element 16 that must be used [INFO] [stderr] --> src/request.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | / tokio::join!(request("1".to_string()), [INFO] [stderr] 8 | | request("2".to_string()), [INFO] [stderr] 9 | | request("3".to_string()), [INFO] [stderr] 10 | | request("4".to_string()), [INFO] [stderr] ... | [INFO] [stderr] 37 | | request("31".to_string()), [INFO] [stderr] 38 | | request("32".to_string()),); [INFO] [stderr] | |_______________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` in tuple element 17 that must be used [INFO] [stderr] --> src/request.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | / tokio::join!(request("1".to_string()), [INFO] [stderr] 8 | | request("2".to_string()), [INFO] [stderr] 9 | | request("3".to_string()), [INFO] [stderr] 10 | | request("4".to_string()), [INFO] [stderr] ... | [INFO] [stderr] 37 | | request("31".to_string()), [INFO] [stderr] 38 | | request("32".to_string()),); [INFO] [stderr] | |_______________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` in tuple element 18 that must be used [INFO] [stderr] --> src/request.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | / tokio::join!(request("1".to_string()), [INFO] [stderr] 8 | | request("2".to_string()), [INFO] [stderr] 9 | | request("3".to_string()), [INFO] [stderr] 10 | | request("4".to_string()), [INFO] [stderr] ... | [INFO] [stderr] 37 | | request("31".to_string()), [INFO] [stderr] 38 | | request("32".to_string()),); [INFO] [stderr] | |_______________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` in tuple element 19 that must be used [INFO] [stderr] --> src/request.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | / tokio::join!(request("1".to_string()), [INFO] [stderr] 8 | | request("2".to_string()), [INFO] [stderr] 9 | | request("3".to_string()), [INFO] [stderr] 10 | | request("4".to_string()), [INFO] [stderr] ... | [INFO] [stderr] 37 | | request("31".to_string()), [INFO] [stderr] 38 | | request("32".to_string()),); [INFO] [stderr] | |_______________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` in tuple element 20 that must be used [INFO] [stderr] --> src/request.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | / tokio::join!(request("1".to_string()), [INFO] [stderr] 8 | | request("2".to_string()), [INFO] [stderr] 9 | | request("3".to_string()), [INFO] [stderr] 10 | | request("4".to_string()), [INFO] [stderr] ... | [INFO] [stderr] 37 | | request("31".to_string()), [INFO] [stderr] 38 | | request("32".to_string()),); [INFO] [stderr] | |_______________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` in tuple element 21 that must be used [INFO] [stderr] --> src/request.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | / tokio::join!(request("1".to_string()), [INFO] [stderr] 8 | | request("2".to_string()), [INFO] [stderr] 9 | | request("3".to_string()), [INFO] [stderr] 10 | | request("4".to_string()), [INFO] [stderr] ... | [INFO] [stderr] 37 | | request("31".to_string()), [INFO] [stderr] 38 | | request("32".to_string()),); [INFO] [stderr] | |_______________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` in tuple element 22 that must be used [INFO] [stderr] --> src/request.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | / tokio::join!(request("1".to_string()), [INFO] [stderr] 8 | | request("2".to_string()), [INFO] [stderr] 9 | | request("3".to_string()), [INFO] [stderr] 10 | | request("4".to_string()), [INFO] [stderr] ... | [INFO] [stderr] 37 | | request("31".to_string()), [INFO] [stderr] 38 | | request("32".to_string()),); [INFO] [stderr] | |_______________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` in tuple element 23 that must be used [INFO] [stderr] --> src/request.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | / tokio::join!(request("1".to_string()), [INFO] [stderr] 8 | | request("2".to_string()), [INFO] [stderr] 9 | | request("3".to_string()), [INFO] [stderr] 10 | | request("4".to_string()), [INFO] [stderr] ... | [INFO] [stderr] 37 | | request("31".to_string()), [INFO] [stderr] 38 | | request("32".to_string()),); [INFO] [stderr] | |_______________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` in tuple element 24 that must be used [INFO] [stderr] --> src/request.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | / tokio::join!(request("1".to_string()), [INFO] [stderr] 8 | | request("2".to_string()), [INFO] [stderr] 9 | | request("3".to_string()), [INFO] [stderr] 10 | | request("4".to_string()), [INFO] [stderr] ... | [INFO] [stderr] 37 | | request("31".to_string()), [INFO] [stderr] 38 | | request("32".to_string()),); [INFO] [stderr] | |_______________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` in tuple element 25 that must be used [INFO] [stderr] --> src/request.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | / tokio::join!(request("1".to_string()), [INFO] [stderr] 8 | | request("2".to_string()), [INFO] [stderr] 9 | | request("3".to_string()), [INFO] [stderr] 10 | | request("4".to_string()), [INFO] [stderr] ... | [INFO] [stderr] 37 | | request("31".to_string()), [INFO] [stderr] 38 | | request("32".to_string()),); [INFO] [stderr] | |_______________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` in tuple element 26 that must be used [INFO] [stderr] --> src/request.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | / tokio::join!(request("1".to_string()), [INFO] [stderr] 8 | | request("2".to_string()), [INFO] [stderr] 9 | | request("3".to_string()), [INFO] [stderr] 10 | | request("4".to_string()), [INFO] [stderr] ... | [INFO] [stderr] 37 | | request("31".to_string()), [INFO] [stderr] 38 | | request("32".to_string()),); [INFO] [stderr] | |_______________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` in tuple element 27 that must be used [INFO] [stderr] --> src/request.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | / tokio::join!(request("1".to_string()), [INFO] [stderr] 8 | | request("2".to_string()), [INFO] [stderr] 9 | | request("3".to_string()), [INFO] [stderr] 10 | | request("4".to_string()), [INFO] [stderr] ... | [INFO] [stderr] 37 | | request("31".to_string()), [INFO] [stderr] 38 | | request("32".to_string()),); [INFO] [stderr] | |_______________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` in tuple element 28 that must be used [INFO] [stderr] --> src/request.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | / tokio::join!(request("1".to_string()), [INFO] [stderr] 8 | | request("2".to_string()), [INFO] [stderr] 9 | | request("3".to_string()), [INFO] [stderr] 10 | | request("4".to_string()), [INFO] [stderr] ... | [INFO] [stderr] 37 | | request("31".to_string()), [INFO] [stderr] 38 | | request("32".to_string()),); [INFO] [stderr] | |_______________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` in tuple element 29 that must be used [INFO] [stderr] --> src/request.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | / tokio::join!(request("1".to_string()), [INFO] [stderr] 8 | | request("2".to_string()), [INFO] [stderr] 9 | | request("3".to_string()), [INFO] [stderr] 10 | | request("4".to_string()), [INFO] [stderr] ... | [INFO] [stderr] 37 | | request("31".to_string()), [INFO] [stderr] 38 | | request("32".to_string()),); [INFO] [stderr] | |_______________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` in tuple element 30 that must be used [INFO] [stderr] --> src/request.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | / tokio::join!(request("1".to_string()), [INFO] [stderr] 8 | | request("2".to_string()), [INFO] [stderr] 9 | | request("3".to_string()), [INFO] [stderr] 10 | | request("4".to_string()), [INFO] [stderr] ... | [INFO] [stderr] 37 | | request("31".to_string()), [INFO] [stderr] 38 | | request("32".to_string()),); [INFO] [stderr] | |_______________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` in tuple element 31 that must be used [INFO] [stderr] --> src/request.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | / tokio::join!(request("1".to_string()), [INFO] [stderr] 8 | | request("2".to_string()), [INFO] [stderr] 9 | | request("3".to_string()), [INFO] [stderr] 10 | | request("4".to_string()), [INFO] [stderr] ... | [INFO] [stderr] 37 | | request("31".to_string()), [INFO] [stderr] 38 | | request("32".to_string()),); [INFO] [stderr] | |_______________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `$crate::join` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused variable: `s` [INFO] [stderr] --> src/bin/13life_circle.rs:4:13 [INFO] [stderr] | [INFO] [stderr] 4 | let s = String::from("hello"); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `dangling_reference` [INFO] [stderr] --> src/bin/13life_circle.rs:1:4 [INFO] [stderr] | [INFO] [stderr] 1 | fn dangling_reference() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `longer2` [INFO] [stderr] --> src/bin/13life_circle.rs:23:4 [INFO] [stderr] | [INFO] [stderr] 23 | fn longer2(x: &'static str, y: &'static str) -> &'static str { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `x` [INFO] [stderr] --> src/bin/30super_trait.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | x: i32, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] note: `Point` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/bin/30super_trait.rs:10:10 [INFO] [stderr] | [INFO] [stderr] 10 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `y` [INFO] [stderr] --> src/bin/30super_trait.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | y: i32, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Point` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/bin/30super_trait.rs:10:10 [INFO] [stderr] | [INFO] [stderr] 10 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `rust-study` (bin "19rc" test) generated 2 warnings [INFO] [stderr] warning: `rust-study` (bin "12trait" test) generated 13 warnings [INFO] [stderr] warning: `rust-study` (bin "04ownership" test) generated 5 warnings [INFO] [stderr] warning: `rust-study` (bin "06struct" test) generated 4 warnings [INFO] [stderr] warning: `rust-study` (bin "18drop" test) generated 2 warnings [INFO] [stderr] warning: `rust-study` (bin "16box" test) generated 1 warning [INFO] [stderr] warning: `rust-study` (bin "21weak" test) generated 2 warnings [INFO] [stderr] warning: `rust-study` (bin "10error" test) generated 12 warnings [INFO] [stderr] warning: `rust-study` (bin "03round" test) generated 1 warning [INFO] [stderr] warning: `rust-study` (bin "rust-study" test) generated 32 warnings [INFO] [stderr] warning: `rust-study` (bin "13life_circle" test) generated 3 warnings [INFO] [stderr] warning: `rust-study` (bin "30super_trait" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.06s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rust_study-c93ea8ffe56d3fd3) [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/01function-fb0493214869e42b) [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] [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 (/opt/rustwide/target/debug/deps/02if_else-a7ccf3aa262e5979) [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 (/opt/rustwide/target/debug/deps/03round-a4b1f1bcff4333f2) [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 (/opt/rustwide/target/debug/deps/04ownership-292dbba705e8dd76) [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 (/opt/rustwide/target/debug/deps/05slice-8a730e116cb43e58) [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 (/opt/rustwide/target/debug/deps/06struct-d0e6a2661cb3cebb) [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 (/opt/rustwide/target/debug/deps/07enum-bb0388f1ddf4cd66) [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 (/opt/rustwide/target/debug/deps/08simple_module-408b49fed5ea6352) [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/09access_control-96b8c770966d829e) [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/10error-4c1063fd717fdd8c) [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/11generics-fff9e2609a8a9b6c) [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] [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] [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] [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 (/opt/rustwide/target/debug/deps/12trait-d68d91eaa48f1ece) [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 (/opt/rustwide/target/debug/deps/13life_circle-85b2491e25af83e2) [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 (/opt/rustwide/target/debug/deps/14closure-c85982ad6ac0445b) [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 (/opt/rustwide/target/debug/deps/15move-5871770772c30653) [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 (/opt/rustwide/target/debug/deps/16box-90c1547527e89590) [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 (/opt/rustwide/target/debug/deps/17deref-139a3eed037e8c78) [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 (/opt/rustwide/target/debug/deps/18drop-87d03aaef40f1900) [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 (/opt/rustwide/target/debug/deps/19rc-41f2f1e4c5eb740b) [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 (/opt/rustwide/target/debug/deps/20refcell-094ef0c16db60d0a) [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 (/opt/rustwide/target/debug/deps/21weak-c09d0d147961f928) [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 (/opt/rustwide/target/debug/deps/22thread-3385d88171ecbc56) [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 (/opt/rustwide/target/debug/deps/23channel-8df383ecadc7e19a) [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 (/opt/rustwide/target/debug/deps/24mutex-ecd3ed9ee3a4260c) [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 (/opt/rustwide/target/debug/deps/25unsafe-302988bf3bc763e6) [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 (/opt/rustwide/target/debug/deps/27call_c-e0c4744841514dde) [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 (/opt/rustwide/target/debug/deps/29fully_qualified_syntax-0a24c72345b42d90) [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 (/opt/rustwide/target/debug/deps/30super_trait-f8a6f1f011e3b8c2) [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 (/opt/rustwide/target/debug/deps/31asm-1d6e5e41cc9b06d3) [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 (/opt/rustwide/target/debug/deps/grep-54e36dbc4024c3ef) [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 (/opt/rustwide/target/debug/deps/guess-0ae38b1cd0af395d) [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 (/opt/rustwide/target/debug/deps/rust_study-21911d7b936a2ac3) [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 rust-study [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] running `Command { std: "docker" "inspect" "30573a619824bbe8bca5d946bcd994717bf1ba310fca08dcbe5ee77bebe66d38", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "30573a619824bbe8bca5d946bcd994717bf1ba310fca08dcbe5ee77bebe66d38", kill_on_drop: false }` [INFO] [stdout] 30573a619824bbe8bca5d946bcd994717bf1ba310fca08dcbe5ee77bebe66d38