[INFO] cloning repository https://github.com/OneMoreByte/ftp-downloader [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/OneMoreByte/ftp-downloader" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOneMoreByte%2Fftp-downloader", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOneMoreByte%2Fftp-downloader'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1e2df1590183656dd2f046acff2a55ba5da87776 [INFO] checking OneMoreByte/ftp-downloader against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOneMoreByte%2Fftp-downloader" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/OneMoreByte/ftp-downloader on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/OneMoreByte/ftp-downloader [INFO] finished tweaking git repo https://github.com/OneMoreByte/ftp-downloader [INFO] tweaked toml for git repo https://github.com/OneMoreByte/ftp-downloader written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/OneMoreByte/ftp-downloader already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded memchr v0.1.11 [INFO] [stderr] Downloaded libc v0.2.14 [INFO] [stderr] Downloaded num-iter v0.1.32 [INFO] [stderr] Downloaded num-integer v0.1.32 [INFO] [stderr] Downloaded num-traits v0.1.34 [INFO] [stderr] Downloaded num v0.1.34 [INFO] [stderr] Downloaded time v0.1.35 [INFO] [stderr] Downloaded chrono v0.2.25 [INFO] [stderr] Downloaded aho-corasick v0.5.2 [INFO] [stderr] Downloaded lazy_static v0.1.16 [INFO] [stderr] Downloaded ftp v2.0.0 [INFO] [stderr] Downloaded regex-syntax v0.3.4 [INFO] [stderr] Downloaded thread_local v0.2.6 [INFO] [stderr] Downloaded utf8-ranges v0.1.3 [INFO] [stderr] Downloaded regex v0.1.73 [INFO] [stderr] Downloaded thread-id v2.0.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6943f64925cc56882a1520392f5094114acf27813faeb07270782c303843ec9a [INFO] running `Command { std: "docker" "start" "-a" "6943f64925cc56882a1520392f5094114acf27813faeb07270782c303843ec9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6943f64925cc56882a1520392f5094114acf27813faeb07270782c303843ec9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6943f64925cc56882a1520392f5094114acf27813faeb07270782c303843ec9a", kill_on_drop: false }` [INFO] [stdout] 6943f64925cc56882a1520392f5094114acf27813faeb07270782c303843ec9a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b5c0136a1215baf838e62beeb8b0734f10a110b6f447470fc039eee648448fb0 [INFO] running `Command { std: "docker" "start" "-a" "b5c0136a1215baf838e62beeb8b0734f10a110b6f447470fc039eee648448fb0", kill_on_drop: false }` [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Checking libc v0.2.14 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Checking num-traits v0.1.34 [INFO] [stderr] Checking utf8-ranges v0.1.3 [INFO] [stderr] Checking regex-syntax v0.3.4 [INFO] [stderr] Checking lazy_static v0.1.16 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking aho-corasick v0.5.2 [INFO] [stderr] Checking num-integer v0.1.32 [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking time v0.1.35 [INFO] [stderr] Checking num-iter v0.1.32 [INFO] [stderr] Checking thread_local v0.2.6 [INFO] [stderr] Checking num v0.1.34 [INFO] [stderr] Checking chrono v0.2.25 [INFO] [stderr] Checking regex v0.1.73 [INFO] [stderr] Checking ftp v2.0.0 [INFO] [stderr] Checking ftpdown v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `ftp::FtpStream` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use ftp::FtpStream; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/config.rs:135:9 [INFO] [stdout] | [INFO] [stdout] 135 | (s) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 135 - (s) [INFO] [stdout] 135 + s [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/main.rs:260:17 [INFO] [stdout] | [INFO] [stdout] 260 | (loc.ends_with('/')) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 260 - (loc.ends_with('/')) [INFO] [stdout] 260 + loc.ends_with('/') [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/main.rs:265:21 [INFO] [stdout] | [INFO] [stdout] 265 | (full_loc.clone()) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 265 - (full_loc.clone()) [INFO] [stdout] 265 + full_loc.clone() [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/main.rs:276:17 [INFO] [stdout] | [INFO] [stdout] 276 | (loc) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 276 - (loc) [INFO] [stdout] 276 + loc [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/main.rs:296:21 [INFO] [stdout] | [INFO] [stdout] 296 | (name) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 296 - (name) [INFO] [stdout] 296 + name [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/main.rs:332:37 [INFO] [stdout] | [INFO] [stdout] 332 | ... ((lsize.checked_mul(100).unwrap()) [INFO] [stdout] | ^ [INFO] [stdout] 333 | ... .checked_div(rsize.unwrap()) [INFO] [stdout] 334 | ... .unwrap()), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 332 ~ (lsize.checked_mul(100).unwrap()) [INFO] [stdout] 333 | .checked_div(rsize.unwrap()) [INFO] [stdout] 334 ~ .unwrap(), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/main.rs:344:21 [INFO] [stdout] | [INFO] [stdout] 344 | (ftpstream) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 344 - (ftpstream) [INFO] [stdout] 344 + ftpstream [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/main.rs:349:17 [INFO] [stdout] | [INFO] [stdout] 349 | (ftpstream) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 349 - (ftpstream) [INFO] [stdout] 349 + ftpstream [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/main.rs:354:17 [INFO] [stdout] | [INFO] [stdout] 354 | (ftpstream) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 354 - (ftpstream) [INFO] [stdout] 354 + ftpstream [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead. [INFO] [stdout] --> src/main.rs:387:27 [INFO] [stdout] | [INFO] [stdout] 387 | let mut conf_d = env::home_dir().unwrap().to_str().unwrap().to_string(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead. [INFO] [stdout] --> src/util.rs:12:31 [INFO] [stdout] | [INFO] [stdout] 12 | let mut config_dir = env::home_dir().unwrap().to_str().unwrap().to_string(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ftp::FtpStream` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use ftp::FtpStream; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/config.rs:135:9 [INFO] [stdout] | [INFO] [stdout] 135 | (s) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 135 - (s) [INFO] [stdout] 135 + s [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/main.rs:260:17 [INFO] [stdout] | [INFO] [stdout] 260 | (loc.ends_with('/')) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 260 - (loc.ends_with('/')) [INFO] [stdout] 260 + loc.ends_with('/') [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/main.rs:265:21 [INFO] [stdout] | [INFO] [stdout] 265 | (full_loc.clone()) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 265 - (full_loc.clone()) [INFO] [stdout] 265 + full_loc.clone() [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/main.rs:276:17 [INFO] [stdout] | [INFO] [stdout] 276 | (loc) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 276 - (loc) [INFO] [stdout] 276 + loc [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/main.rs:296:21 [INFO] [stdout] | [INFO] [stdout] 296 | (name) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 296 - (name) [INFO] [stdout] 296 + name [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/main.rs:332:37 [INFO] [stdout] | [INFO] [stdout] 332 | ... ((lsize.checked_mul(100).unwrap()) [INFO] [stdout] | ^ [INFO] [stdout] 333 | ... .checked_div(rsize.unwrap()) [INFO] [stdout] 334 | ... .unwrap()), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 332 ~ (lsize.checked_mul(100).unwrap()) [INFO] [stdout] 333 | .checked_div(rsize.unwrap()) [INFO] [stdout] 334 ~ .unwrap(), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/main.rs:344:21 [INFO] [stdout] | [INFO] [stdout] 344 | (ftpstream) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 344 - (ftpstream) [INFO] [stdout] 344 + ftpstream [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/main.rs:349:17 [INFO] [stdout] | [INFO] [stdout] 349 | (ftpstream) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 349 - (ftpstream) [INFO] [stdout] 349 + ftpstream [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/main.rs:354:17 [INFO] [stdout] | [INFO] [stdout] 354 | (ftpstream) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 354 - (ftpstream) [INFO] [stdout] 354 + ftpstream [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead. [INFO] [stdout] --> src/main.rs:387:27 [INFO] [stdout] | [INFO] [stdout] 387 | let mut conf_d = env::home_dir().unwrap().to_str().unwrap().to_string(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead. [INFO] [stdout] --> src/util.rs:12:31 [INFO] [stdout] | [INFO] [stdout] 12 | let mut config_dir = env::home_dir().unwrap().to_str().unwrap().to_string(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/util.rs:35:13 [INFO] [stdout] | [INFO] [stdout] 35 | let mut con: Option = config::Config::new(&mut buff); [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: `dr` [INFO] [stdout] --> src/main.rs:217:51 [INFO] [stdout] | [INFO] [stdout] 217 | fn download_from_site(mut config: config::Config, dr: bool) -> std::io::Result<()> { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_dr` [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] --> src/main.rs:219:9 [INFO] [stdout] | [INFO] [stdout] 219 | let mut ftpstream = config.get_ftpstream(); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dir` [INFO] [stdout] --> src/main.rs:347:29 [INFO] [stdout] | [INFO] [stdout] 347 | fn download_dir(dir: &config::Downloadable, mut ftpstream: ftp::FtpStream) -> ftp::FtpStream { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_dir` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:347:57 [INFO] [stdout] | [INFO] [stdout] 347 | fn download_dir(dir: &config::Downloadable, mut ftpstream: ftp::FtpStream) -> ftp::FtpStream { [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `file` [INFO] [stdout] --> src/main.rs:352:29 [INFO] [stdout] | [INFO] [stdout] 352 | fn fix_name(mut file: &config::Downloadable, mut ftpstream: ftp::FtpStream) -> ftp::FtpStream { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_file` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:352:25 [INFO] [stdout] | [INFO] [stdout] 352 | fn fix_name(mut file: &config::Downloadable, mut ftpstream: ftp::FtpStream) -> ftp::FtpStream { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:352:58 [INFO] [stdout] | [INFO] [stdout] 352 | fn fix_name(mut file: &config::Downloadable, mut ftpstream: ftp::FtpStream) -> ftp::FtpStream { [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `download_dir` is never used [INFO] [stdout] --> src/main.rs:347:16 [INFO] [stdout] | [INFO] [stdout] 347 | fn download_dir(dir: &config::Downloadable, mut ftpstream: ftp::FtpStream) -> ftp::FtpStream { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `fix_name` is never used [INFO] [stdout] --> src/main.rs:352:16 [INFO] [stdout] | [INFO] [stdout] 352 | fn fix_name(mut file: &config::Downloadable, mut ftpstream: ftp::FtpStream) -> ftp::FtpStream { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/util.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 34 | config_raw.read_to_string(&mut buff); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 34 | let _ = config_raw.read_to_string(&mut buff); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 23 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/util.rs:35:13 [INFO] [stdout] | [INFO] [stdout] 35 | let mut con: Option = config::Config::new(&mut buff); [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: `dr` [INFO] [stdout] --> src/main.rs:217:51 [INFO] [stdout] | [INFO] [stdout] 217 | fn download_from_site(mut config: config::Config, dr: bool) -> std::io::Result<()> { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_dr` [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] --> src/main.rs:219:9 [INFO] [stdout] | [INFO] [stdout] 219 | let mut ftpstream = config.get_ftpstream(); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dir` [INFO] [stdout] --> src/main.rs:347:29 [INFO] [stdout] | [INFO] [stdout] 347 | fn download_dir(dir: &config::Downloadable, mut ftpstream: ftp::FtpStream) -> ftp::FtpStream { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_dir` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:347:57 [INFO] [stdout] | [INFO] [stdout] 347 | fn download_dir(dir: &config::Downloadable, mut ftpstream: ftp::FtpStream) -> ftp::FtpStream { [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `file` [INFO] [stdout] --> src/main.rs:352:29 [INFO] [stdout] | [INFO] [stdout] 352 | fn fix_name(mut file: &config::Downloadable, mut ftpstream: ftp::FtpStream) -> ftp::FtpStream { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_file` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:352:25 [INFO] [stdout] | [INFO] [stdout] 352 | fn fix_name(mut file: &config::Downloadable, mut ftpstream: ftp::FtpStream) -> ftp::FtpStream { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:352:58 [INFO] [stdout] | [INFO] [stdout] 352 | fn fix_name(mut file: &config::Downloadable, mut ftpstream: ftp::FtpStream) -> ftp::FtpStream { [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `download_dir` is never used [INFO] [stdout] --> src/main.rs:347:16 [INFO] [stdout] | [INFO] [stdout] 347 | fn download_dir(dir: &config::Downloadable, mut ftpstream: ftp::FtpStream) -> ftp::FtpStream { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `fix_name` is never used [INFO] [stdout] --> src/main.rs:352:16 [INFO] [stdout] | [INFO] [stdout] 352 | fn fix_name(mut file: &config::Downloadable, mut ftpstream: ftp::FtpStream) -> ftp::FtpStream { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/util.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 34 | config_raw.read_to_string(&mut buff); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 34 | let _ = config_raw.read_to_string(&mut buff); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 23 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.81s [INFO] running `Command { std: "docker" "inspect" "b5c0136a1215baf838e62beeb8b0734f10a110b6f447470fc039eee648448fb0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b5c0136a1215baf838e62beeb8b0734f10a110b6f447470fc039eee648448fb0", kill_on_drop: false }` [INFO] [stdout] b5c0136a1215baf838e62beeb8b0734f10a110b6f447470fc039eee648448fb0 [INFO] checking OneMoreByte/ftp-downloader against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOneMoreByte%2Fftp-downloader" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/OneMoreByte/ftp-downloader on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/OneMoreByte/ftp-downloader [INFO] finished tweaking git repo https://github.com/OneMoreByte/ftp-downloader [INFO] tweaked toml for git repo https://github.com/OneMoreByte/ftp-downloader written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/OneMoreByte/ftp-downloader already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cd062efe3bc176e0f1a74cc52f63c0a97493601b4fd395e1a42b49010b6845c2 [INFO] running `Command { std: "docker" "start" "-a" "cd062efe3bc176e0f1a74cc52f63c0a97493601b4fd395e1a42b49010b6845c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cd062efe3bc176e0f1a74cc52f63c0a97493601b4fd395e1a42b49010b6845c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd062efe3bc176e0f1a74cc52f63c0a97493601b4fd395e1a42b49010b6845c2", kill_on_drop: false }` [INFO] [stdout] cd062efe3bc176e0f1a74cc52f63c0a97493601b4fd395e1a42b49010b6845c2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a547ee11d8084da3926be6fb997b288d0721d84977ae0c9e9512b1a30787478d [INFO] running `Command { std: "docker" "start" "-a" "a547ee11d8084da3926be6fb997b288d0721d84977ae0c9e9512b1a30787478d", kill_on_drop: false }` [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Checking libc v0.2.14 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Checking num-traits v0.1.34 [INFO] [stderr] Checking utf8-ranges v0.1.3 [INFO] [stderr] Checking regex-syntax v0.3.4 [INFO] [stderr] Checking lazy_static v0.1.16 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking aho-corasick v0.5.2 [INFO] [stderr] Checking num-integer v0.1.32 [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking time v0.1.35 [INFO] [stderr] Checking thread_local v0.2.6 [INFO] [stderr] Checking num-iter v0.1.32 [INFO] [stderr] Checking num v0.1.34 [INFO] [stderr] Checking chrono v0.2.25 [INFO] [stderr] Checking regex v0.1.73 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-0.1.73/src/exec.rs:715:13 [INFO] [stdout] | [INFO] [stdout] 715 | / match dfa::Fsm::reverse( [INFO] [stdout] 716 | | &self.ro.dfa_reverse, [INFO] [stdout] 717 | | &self.cache, [INFO] [stdout] 718 | | false, [INFO] [stdout] ... | [INFO] [stdout] 725 | | Quit => return Some(Quit), [INFO] [stdout] 726 | | }; [INFO] [stdout] | |_____________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `regex` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "a547ee11d8084da3926be6fb997b288d0721d84977ae0c9e9512b1a30787478d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a547ee11d8084da3926be6fb997b288d0721d84977ae0c9e9512b1a30787478d", kill_on_drop: false }` [INFO] [stdout] a547ee11d8084da3926be6fb997b288d0721d84977ae0c9e9512b1a30787478d