[INFO] cloning repository https://github.com/Hermitter/mangarip [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Hermitter/mangarip" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHermitter%2Fmangarip", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHermitter%2Fmangarip'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 825f8167f737457980f5756f4174506e0cebca57 [INFO] testing Hermitter/mangarip 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%2FHermitter%2Fmangarip" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Hermitter/mangarip 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/Hermitter/mangarip [INFO] finished tweaking git repo https://github.com/Hermitter/mangarip [INFO] tweaked toml for git repo https://github.com/Hermitter/mangarip written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/Hermitter/mangarip 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9a983fd93db5dd51fcaecc04fab737a707c48a43b10240229fb307149bd56bca [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "9a983fd93db5dd51fcaecc04fab737a707c48a43b10240229fb307149bd56bca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9a983fd93db5dd51fcaecc04fab737a707c48a43b10240229fb307149bd56bca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a983fd93db5dd51fcaecc04fab737a707c48a43b10240229fb307149bd56bca", kill_on_drop: false }` [INFO] [stdout] 9a983fd93db5dd51fcaecc04fab737a707c48a43b10240229fb307149bd56bca [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f18f5522cd2679c0f11fde5aa9b4dbb18fbd4c32797d721e72fbdc9ec7e5e53c [INFO] running `Command { std: "docker" "start" "-a" "f18f5522cd2679c0f11fde5aa9b4dbb18fbd4c32797d721e72fbdc9ec7e5e53c", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.7 [INFO] [stderr] Compiling syn v1.0.13 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling cc v1.0.49 [INFO] [stderr] Compiling siphasher v0.3.1 [INFO] [stderr] Compiling smallvec v1.1.0 [INFO] [stderr] Compiling futures-core-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling futures-sink-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling futures-io-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling futures-io v0.3.1 [INFO] [stderr] Compiling curl v0.4.25 [INFO] [stderr] Compiling futures-sink v0.3.1 [INFO] [stderr] Compiling futures-task v0.3.1 [INFO] [stderr] Compiling isahc v0.7.6 [INFO] [stderr] Compiling pin-project-lite v0.1.2 [INFO] [stderr] Compiling mime v0.3.15 [INFO] [stderr] Compiling once_cell v1.2.0 [INFO] [stderr] Compiling bytes v0.5.3 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Compiling num-rational v0.2.3 [INFO] [stderr] Compiling dtoa-short v0.3.2 [INFO] [stderr] Compiling futures-channel v0.3.1 [INFO] [stderr] Compiling phf_shared v0.8.0 [INFO] [stderr] Compiling unicode-normalization v0.1.11 [INFO] [stderr] Compiling futures-channel-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling num_cpus v1.11.1 [INFO] [stderr] Compiling socket2 v0.3.11 [INFO] [stderr] Compiling termios v0.3.1 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clicolors-control v1.0.1 [INFO] [stderr] Compiling signal-hook-registry v1.2.0 [INFO] [stderr] Compiling deflate v0.7.20 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Compiling serde_json v1.0.44 [INFO] [stderr] Compiling sluice v0.4.2 [INFO] [stderr] Compiling string_cache v0.8.0 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Compiling http v0.1.21 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling console v0.9.1 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Compiling rand v0.7.2 [INFO] [stderr] Compiling mime_guess v2.0.1 [INFO] [stderr] Compiling tokio-io v0.1.12 [INFO] [stderr] Compiling mio v0.6.21 [INFO] [stderr] Compiling kv-log-macro v1.0.4 [INFO] [stderr] Compiling png v0.15.3 [INFO] [stderr] Compiling idna v0.2.0 [INFO] [stderr] Compiling indicatif v0.13.0 [INFO] [stderr] Compiling crossbeam-queue v0.2.1 [INFO] [stderr] Compiling async-task v1.1.1 [INFO] [stderr] Compiling crossbeam-channel v0.4.0 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling libz-sys v1.0.25 [INFO] [stderr] Compiling openssl-sys v0.9.53 [INFO] [stderr] Compiling libnghttp2-sys v0.1.2 [INFO] [stderr] Compiling curl-sys v0.4.24 [INFO] [stderr] Compiling futures-util-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling url v2.1.0 [INFO] [stderr] Compiling phf_generator v0.8.0 [INFO] [stderr] Compiling phf_codegen v0.8.0 [INFO] [stderr] Compiling string_cache_codegen v0.5.1 [INFO] [stderr] Compiling selectors v0.22.0 [INFO] [stderr] Compiling crossbeam-deque v0.7.2 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Compiling async-std v1.4.0 [INFO] [stderr] Compiling serde_urlencoded v0.6.1 [INFO] [stderr] Compiling tiff v0.3.1 [INFO] [stderr] Compiling rayon v1.3.0 [INFO] [stderr] Compiling futures-executor-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling futures-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling jpeg-decoder v0.1.18 [INFO] [stderr] Compiling image v0.22.4 [INFO] [stderr] Compiling syn-mid v0.4.0 [INFO] [stderr] Compiling proc-macro-hack v0.5.11 [INFO] [stderr] Compiling rustversion v1.0.1 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling cssparser v0.27.2 [INFO] [stderr] Compiling html5ever v0.25.1 [INFO] [stderr] Compiling cssparser-macros v0.6.0 [INFO] [stderr] Compiling derive_more v0.99.2 [INFO] [stderr] Compiling tokio-macros v0.2.3 [INFO] [stderr] Compiling tokio v0.2.9 [INFO] [stderr] Compiling phf_macros v0.8.0 [INFO] [stderr] Compiling futures-macro v0.3.1 [INFO] [stderr] Compiling proc-macro-error v0.4.4 [INFO] [stderr] Compiling proc-macro-error-attr v0.4.3 [INFO] [stderr] Compiling futures-util v0.3.1 [INFO] [stderr] Compiling phf v0.8.0 [INFO] [stderr] Compiling surf v1.0.3 [INFO] [stderr] Compiling structopt-derive v0.4.0 [INFO] [stderr] Compiling futures-executor v0.3.1 [INFO] [stderr] Compiling futures v0.3.1 [INFO] [stderr] Compiling markup5ever v0.10.0 [INFO] [stderr] Compiling structopt v0.3.7 [INFO] [stderr] Compiling kuchiki v0.8.0 [INFO] [stderr] Compiling mangarip v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `str::Utf8Error` [INFO] [stdout] --> src/error.rs:1:42 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{error::Error as StdError, fmt, str::Utf8Error}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `start` [INFO] [stdout] --> src/scrape.rs:105:38 [INFO] [stdout] | [INFO] [stdout] 105 | pub async fn get_chapters(&self, start: u32, end: u32) -> Result>>, Error> { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_start` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `end` [INFO] [stdout] --> src/scrape.rs:105:50 [INFO] [stdout] | [INFO] [stdout] 105 | pub async fn get_chapters(&self, start: u32, end: u32) -> Result>>, Error> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_end` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/scrape.rs:64:13 [INFO] [stdout] | [INFO] [stdout] 64 | &mut urls.reverse(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 64 | let _ = &mut urls.reverse(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `io`, `task` [INFO] [stdout] --> src/main.rs:1:17 [INFO] [stdout] | [INFO] [stdout] 1 | use async_std::{io, prelude::*, task}; [INFO] [stdout] | ^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `image::GenericImageView` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use image::GenericImageView; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::prelude::*` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use tokio::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `prelude` [INFO] [stdout] --> src/main.rs:1:21 [INFO] [stdout] | [INFO] [stdout] 1 | use async_std::{io, prelude::*, task}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `format` [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | format: Option, // PDF or image [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Cli` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/main.rs:10:10 [INFO] [stdout] | [INFO] [stdout] 10 | #[derive(Debug, StructOpt)] [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: `compile_into_book` [INFO] [stdout] --> src/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | compile_into_book: bool, // store all images into a single directory (meant for PDF) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Cli` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/main.rs:10:10 [INFO] [stdout] | [INFO] [stdout] 10 | #[derive(Debug, StructOpt)] [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: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3m 05s [INFO] running `Command { std: "docker" "inspect" "f18f5522cd2679c0f11fde5aa9b4dbb18fbd4c32797d721e72fbdc9ec7e5e53c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f18f5522cd2679c0f11fde5aa9b4dbb18fbd4c32797d721e72fbdc9ec7e5e53c", kill_on_drop: false }` [INFO] [stdout] f18f5522cd2679c0f11fde5aa9b4dbb18fbd4c32797d721e72fbdc9ec7e5e53c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] a6ae7cfc5b342f7f893a5616442df217e5a0e4c95df21678a23975d817b45ae2 [INFO] running `Command { std: "docker" "start" "-a" "a6ae7cfc5b342f7f893a5616442df217e5a0e4c95df21678a23975d817b45ae2", kill_on_drop: false }` [INFO] [stderr] Compiling mangarip v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `str::Utf8Error` [INFO] [stdout] --> src/error.rs:1:42 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{error::Error as StdError, fmt, str::Utf8Error}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `start` [INFO] [stdout] --> src/scrape.rs:105:38 [INFO] [stdout] | [INFO] [stdout] 105 | pub async fn get_chapters(&self, start: u32, end: u32) -> Result>>, Error> { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_start` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `end` [INFO] [stdout] --> src/scrape.rs:105:50 [INFO] [stdout] | [INFO] [stdout] 105 | pub async fn get_chapters(&self, start: u32, end: u32) -> Result>>, Error> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_end` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/scrape.rs:64:13 [INFO] [stdout] | [INFO] [stdout] 64 | &mut urls.reverse(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 64 | let _ = &mut urls.reverse(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `str::Utf8Error` [INFO] [stdout] --> src/error.rs:1:42 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{error::Error as StdError, fmt, str::Utf8Error}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `io`, `task` [INFO] [stdout] --> src/main.rs:1:17 [INFO] [stdout] | [INFO] [stdout] 1 | use async_std::{io, prelude::*, task}; [INFO] [stdout] | ^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `image::GenericImageView` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use image::GenericImageView; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::prelude::*` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use tokio::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `start` [INFO] [stdout] --> src/scrape.rs:105:38 [INFO] [stdout] | [INFO] [stdout] 105 | pub async fn get_chapters(&self, start: u32, end: u32) -> Result>>, Error> { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_start` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `end` [INFO] [stdout] --> src/scrape.rs:105:50 [INFO] [stdout] | [INFO] [stdout] 105 | pub async fn get_chapters(&self, start: u32, end: u32) -> Result>>, Error> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_end` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `prelude` [INFO] [stdout] --> src/main.rs:1:21 [INFO] [stdout] | [INFO] [stdout] 1 | use async_std::{io, prelude::*, task}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/scrape.rs:64:13 [INFO] [stdout] | [INFO] [stdout] 64 | &mut urls.reverse(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 64 | let _ = &mut urls.reverse(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `format` [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | format: Option, // PDF or image [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Cli` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/main.rs:10:10 [INFO] [stdout] | [INFO] [stdout] 10 | #[derive(Debug, StructOpt)] [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: `compile_into_book` [INFO] [stdout] --> src/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | compile_into_book: bool, // store all images into a single directory (meant for PDF) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Cli` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/main.rs:10:10 [INFO] [stdout] | [INFO] [stdout] 10 | #[derive(Debug, StructOpt)] [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: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.55s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/mangarip-44b4d321fd1f9ab4) [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/mangarip-db9b5440163854ac) [INFO] running `Command { std: "docker" "inspect" "a6ae7cfc5b342f7f893a5616442df217e5a0e4c95df21678a23975d817b45ae2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a6ae7cfc5b342f7f893a5616442df217e5a0e4c95df21678a23975d817b45ae2", kill_on_drop: false }` [INFO] [stdout] a6ae7cfc5b342f7f893a5616442df217e5a0e4c95df21678a23975d817b45ae2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f4c69ae745e25bff891b397bc926656d849e67361b25d8c1511c5b4c08b5e9a6 [INFO] running `Command { std: "docker" "start" "-a" "f4c69ae745e25bff891b397bc926656d849e67361b25d8c1511c5b4c08b5e9a6", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `str::Utf8Error` [INFO] [stderr] --> src/error.rs:1:42 [INFO] [stderr] | [INFO] [stderr] 1 | use std::{error::Error as StdError, fmt, str::Utf8Error}; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `start` [INFO] [stderr] --> src/scrape.rs:105:38 [INFO] [stderr] | [INFO] [stderr] 105 | pub async fn get_chapters(&self, start: u32, end: u32) -> Result>>, Error> { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_start` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `end` [INFO] [stderr] --> src/scrape.rs:105:50 [INFO] [stderr] | [INFO] [stderr] 105 | pub async fn get_chapters(&self, start: u32, end: u32) -> Result>>, Error> { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_end` [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/scrape.rs:64:13 [INFO] [stderr] | [INFO] [stderr] 64 | &mut urls.reverse(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 64 | let _ = &mut urls.reverse(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `mangarip` (lib) generated 4 warnings [INFO] [stderr] warning: `mangarip` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] warning: unused imports: `io`, `task` [INFO] [stderr] --> src/main.rs:1:17 [INFO] [stderr] | [INFO] [stderr] 1 | use async_std::{io, prelude::*, task}; [INFO] [stderr] | ^^ ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `image::GenericImageView` [INFO] [stderr] --> src/main.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use image::GenericImageView; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `tokio::prelude::*` [INFO] [stderr] --> src/main.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use tokio::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `prelude` [INFO] [stderr] --> src/main.rs:1:21 [INFO] [stderr] | [INFO] [stderr] 1 | use async_std::{io, prelude::*, task}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `format` [INFO] [stderr] --> src/main.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | format: Option, // PDF or image [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] note: `Cli` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/main.rs:10:10 [INFO] [stderr] | [INFO] [stderr] 10 | #[derive(Debug, StructOpt)] [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: `compile_into_book` [INFO] [stderr] --> src/main.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | compile_into_book: bool, // store all images into a single directory (meant for PDF) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Cli` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/main.rs:10:10 [INFO] [stderr] | [INFO] [stderr] 10 | #[derive(Debug, StructOpt)] [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: `mangarip` (bin "mangarip" test) generated 6 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.23s [INFO] [stdout] [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mangarip-44b4d321fd1f9ab4) [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/mangarip-db9b5440163854ac) [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] [stderr] Doc-tests mangarip [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] running `Command { std: "docker" "inspect" "f4c69ae745e25bff891b397bc926656d849e67361b25d8c1511c5b4c08b5e9a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f4c69ae745e25bff891b397bc926656d849e67361b25d8c1511c5b4c08b5e9a6", kill_on_drop: false }` [INFO] [stdout] f4c69ae745e25bff891b397bc926656d849e67361b25d8c1511c5b4c08b5e9a6