[INFO] cloning repository https://github.com/wangrenjun12/rust-haifa [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wangrenjun12/rust-haifa" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwangrenjun12%2Frust-haifa", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwangrenjun12%2Frust-haifa'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3bf33877f125c0bad55ec4ed3e6dd4d72a22bde5 [INFO] testing wangrenjun12/rust-haifa against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwangrenjun12%2Frust-haifa" "/workspace/builds/worker-29/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-29/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/wangrenjun12/rust-haifa on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/wangrenjun12/rust-haifa [INFO] finished tweaking git repo https://github.com/wangrenjun12/rust-haifa [INFO] tweaked toml for git repo https://github.com/wangrenjun12/rust-haifa written to /workspace/builds/worker-29/source/Cargo.toml [INFO] crate git repo https://github.com/wangrenjun12/rust-haifa already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root: [INFO] [stderr] package: /workspace/builds/worker-29/source/12_merino_sock5/Cargo.toml [INFO] [stderr] workspace: /workspace/builds/worker-29/source/Cargo.toml [INFO] [stderr] warning: /workspace/builds/worker-29/source/16_macro/Cargo.toml: file found to be present in multiple build targets: /workspace/builds/worker-29/source/16_macro/src/hashmap_macro.rs [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0121707449c363ad3191aafb6755f9a117b96b06cf23d688e281972207677261 [INFO] running `Command { std: "docker" "start" "-a" "0121707449c363ad3191aafb6755f9a117b96b06cf23d688e281972207677261", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0121707449c363ad3191aafb6755f9a117b96b06cf23d688e281972207677261", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0121707449c363ad3191aafb6755f9a117b96b06cf23d688e281972207677261", kill_on_drop: false }` [INFO] [stdout] 0121707449c363ad3191aafb6755f9a117b96b06cf23d688e281972207677261 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8818f7cecf2647f7fd035a5f2aad5cafe29a66beb4822589aa00a19d66718bcd [INFO] running `Command { std: "docker" "start" "-a" "8818f7cecf2647f7fd035a5f2aad5cafe29a66beb4822589aa00a19d66718bcd", kill_on_drop: false }` [INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root: [INFO] [stderr] package: /opt/rustwide/workdir/12_merino_sock5/Cargo.toml [INFO] [stderr] workspace: /opt/rustwide/workdir/Cargo.toml [INFO] [stderr] warning: /opt/rustwide/workdir/16_macro/Cargo.toml: file found to be present in multiple build targets: /opt/rustwide/workdir/16_macro/src/hashmap_macro.rs [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling libc v0.2.114 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling serde v1.0.135 [INFO] [stderr] Compiling cc v1.0.72 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling termcolor v1.1.2 [INFO] [stderr] Compiling gimli v0.26.1 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling minimal-lexical v0.2.1 [INFO] [stderr] Compiling rustc-demangle v0.1.21 [INFO] [stderr] Compiling serde_derive v1.0.135 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling hashbrown v0.11.2 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Compiling ryu v1.0.9 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling textwrap v0.14.2 [INFO] [stderr] Compiling say_bye v0.1.0 (/opt/rustwide/workdir/13_cargo_01) [INFO] [stderr] Compiling sp v0.1.0 (/opt/rustwide/workdir/22_smart_pointer) [INFO] [stderr] Compiling closures v0.1.0 (/opt/rustwide/workdir/04_closure) [INFO] [stderr] Compiling arrays v0.1.0 (/opt/rustwide/workdir/03_array_vec_slice) [INFO] [stderr] Compiling convert v0.1.0 (/opt/rustwide/workdir/10_convert) [INFO] [stderr] Compiling collection_1 v0.1.0 (/opt/rustwide/workdir/21_collection) [INFO] [stderr] Compiling std_using v0.1.0 (/opt/rustwide/workdir/01_std_using) [INFO] [stderr] Compiling static_server v0.1.0 (/opt/rustwide/workdir/11_static_server) [INFO] [stderr] Compiling macro_example v0.1.0 (/opt/rustwide/workdir/16_macro) [INFO] [stderr] Compiling io_test v0.1.0 (/opt/rustwide/workdir/07_io) [INFO] [stderr] Compiling iterators v0.1.0 (/opt/rustwide/workdir/06_iterators) [INFO] [stderr] Compiling string_using v0.1.0 (/opt/rustwide/workdir/02_string) [INFO] [stdout] warning: unused variable: `hello1` [INFO] [stdout] --> 02_string/src/string1.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | let hello1 = "Hello, world!"; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_hello1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hello3` [INFO] [stdout] --> 02_string/src/string1.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let hello3:String = hello2.to_string(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_hello3` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BufReader`, `Cursor`, `Error`, `env`, `fs` [INFO] [stdout] --> 11_static_server/src/http_server_2.rs:3:22 [INFO] [stdout] | [INFO] [stdout] 3 | io::{Read, Write,BufReader,Cursor, Error}, [INFO] [stdout] | ^^^^^^^^^ ^^^^^^ ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 6 | env, [INFO] [stdout] | ^^^ [INFO] [stdout] 7 | collections::HashMap, [INFO] [stdout] 8 | fs, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `len` [INFO] [stdout] --> 11_static_server/src/http_server_2.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | let len = stream.read_to_end(&mut buffer).unwrap(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_len` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> 11_static_server/src/http_server_2.rs:22:14 [INFO] [stdout] | [INFO] [stdout] 22 | let (mut stream, addr) = listener.accept().unwrap(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `request_line` [INFO] [stdout] --> 11_static_server/src/http_server_2.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | request_line: RequestLine, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `HttpRequest` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> 11_static_server/src/http_server_2.rs:12:10 [INFO] [stdout] | [INFO] [stdout] 12 | #[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: `header` [INFO] [stdout] --> 11_static_server/src/http_server_2.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | header: Option>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `HttpRequest` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> 11_static_server/src/http_server_2.rs:12:10 [INFO] [stdout] | [INFO] [stdout] 12 | #[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: `body` [INFO] [stdout] --> 11_static_server/src/http_server_2.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | body:Option> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `HttpRequest` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> 11_static_server/src/http_server_2.rs:12:10 [INFO] [stdout] | [INFO] [stdout] 12 | #[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: `uri` [INFO] [stdout] --> 11_static_server/src/http_server_2.rs:54:5 [INFO] [stdout] | [INFO] [stdout] 54 | uri: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `RequestLine` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> 11_static_server/src/http_server_2.rs:51:10 [INFO] [stdout] | [INFO] [stdout] 51 | #[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: `version` [INFO] [stdout] --> 11_static_server/src/http_server_2.rs:55:5 [INFO] [stdout] | [INFO] [stdout] 55 | version: String [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `RequestLine` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> 11_static_server/src/http_server_2.rs:51:10 [INFO] [stdout] | [INFO] [stdout] 51 | #[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: variant is never constructed: `Other` [INFO] [stdout] --> 11_static_server/src/http_server_2.rs:60:5 [INFO] [stdout] | [INFO] [stdout] 60 | Other, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `ParserError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> 11_static_server/src/http_server_2.rs:58:10 [INFO] [stdout] | [INFO] [stdout] 58 | #[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 `Result` that must be used [INFO] [stdout] --> 11_static_server/src/http_server_2.rs:140:5 [INFO] [stdout] | [INFO] [stdout] 140 | stream.flush(); [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] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cell::Cell` [INFO] [stdout] --> 22_smart_pointer/src/box.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::cell::Cell; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `arr2` [INFO] [stdout] --> 03_array_vec_slice/src/arrays.rs:4:13 [INFO] [stdout] | [INFO] [stdout] 4 | let mut arr2:[i32; 5] = [1, 2, 3, 4, 5]; //显式定义数组元素数据类型和元素个数 [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_arr2` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> 03_array_vec_slice/src/arrays.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | let mut arr2:[i32; 5] = [1, 2, 3, 4, 5]; //显式定义数组元素数据类型和元素个数 [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> 10_convert/src/string_1.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | let s = "Hello".to_string(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> 10_convert/src/string_1.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | let s = String::from("world"); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> 10_convert/src/string_1.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | let s: String = "also this".into(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `message` [INFO] [stdout] --> 10_convert/src/string_1.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | let message = s + " world!"; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Cell` [INFO] [stdout] --> 22_smart_pointer/src/cell.rs:6:14 [INFO] [stdout] | [INFO] [stdout] 6 | let v1 = Cell::new(); [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 2 | use core::cell::Cell; [INFO] [stdout] | [INFO] [stdout] 2 | use std::cell::Cell; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cell::RefCell` [INFO] [stdout] --> 22_smart_pointer/src/cell.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::cell::RefCell; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0433`. [INFO] [stdout] [INFO] [stdout] warning: unused variable: `user` [INFO] [stdout] --> 10_convert/src/asref_1.rs:31:31 [INFO] [stdout] | [INFO] [stdout] 31 | fn takes_user>(user: U) {} [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_user` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `email` [INFO] [stdout] --> 10_convert/src/asref_1.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | email: String, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `age` [INFO] [stdout] --> 10_convert/src/asref_1.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | age: u8, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `privileges` [INFO] [stdout] --> 10_convert/src/asref_1.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | privileges: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `main` [INFO] [stdout] --> 16_macro/src/hashmap_macro.rs:20:4 [INFO] [stdout] | [INFO] [stdout] 20 | fn main(){ [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `sp` due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> 22_smart_pointer/src/sp_1.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | 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: `v` [INFO] [stdout] --> 22_smart_pointer/src/sp_1.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | let v = vec! [1,2,3]; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v3` [INFO] [stdout] --> 03_array_vec_slice/src/vec_1.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let v3: Vec = vec![]; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_v3` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BufReader`, `path::Path` [INFO] [stdout] --> 11_static_server/src/http_server.rs:3:22 [INFO] [stdout] | [INFO] [stdout] 3 | io::{Read, Write,BufReader}, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 7 | path::Path, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `solar_distance` [INFO] [stdout] --> 21_collection/src/hashmap.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | let solar_distance = HashMap::from([ [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_solar_distance` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::BufRead` [INFO] [stdout] --> 11_static_server/src/http_server.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use std::io::BufRead; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `len` [INFO] [stdout] --> 11_static_server/src/http_server.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | let len = stream.read(&mut buffer).unwrap(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_len` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> 11_static_server/src/http_server.rs:20:14 [INFO] [stdout] | [INFO] [stdout] 20 | let (mut stream, addr) = listener.accept().unwrap(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parseHttpRequestLine` should have a snake case name [INFO] [stdout] --> 11_static_server/src/http_server.rs:79:4 [INFO] [stdout] | [INFO] [stdout] 79 | fn parseHttpRequestLine(line: String) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `parse_http_request_line` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `requestLine` should have a snake case name [INFO] [stdout] --> 11_static_server/src/http_server.rs:80:13 [INFO] [stdout] | [INFO] [stdout] 80 | let mut requestLine = HttpRequestLine{ [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to snake case: `request_line` [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: 4 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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 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] running `Command { std: "docker" "inspect" "8818f7cecf2647f7fd035a5f2aad5cafe29a66beb4822589aa00a19d66718bcd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8818f7cecf2647f7fd035a5f2aad5cafe29a66beb4822589aa00a19d66718bcd", kill_on_drop: false }` [INFO] [stdout] 8818f7cecf2647f7fd035a5f2aad5cafe29a66beb4822589aa00a19d66718bcd