[INFO] updating cached repository https://github.com/OneMoreByte/ftp-downloader [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 1e2df1590183656dd2f046acff2a55ba5da87776 [INFO] testing OneMoreByte/ftp-downloader against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOneMoreByte%2Fftp-downloader" "/workspace/builds/worker-11/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/OneMoreByte/ftp-downloader on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [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-11/source/Cargo.toml [INFO] crate git repo https://github.com/OneMoreByte/ftp-downloader already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stdout] 5bdb8fc668c69faf8addcf272927beec50648e3e7386f98dc41bc19e13148509 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "5bdb8fc668c69faf8addcf272927beec50648e3e7386f98dc41bc19e13148509"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling libc v0.2.14 [INFO] [stderr] Compiling winapi v0.2.8 [INFO] [stderr] Compiling num-traits v0.1.34 [INFO] [stderr] Compiling regex-syntax v0.3.4 [INFO] [stderr] Compiling utf8-ranges v0.1.3 [INFO] [stderr] Compiling lazy_static v0.1.16 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling memchr v0.1.11 [INFO] [stderr] Compiling thread-id v2.0.0 [INFO] [stderr] Compiling time v0.1.35 [INFO] [stderr] Compiling aho-corasick v0.5.2 [INFO] [stderr] Compiling thread_local v0.2.6 [INFO] [stderr] Compiling num-integer v0.1.32 [INFO] [stderr] Compiling num-iter v0.1.32 [INFO] [stderr] Compiling num v0.1.34 [INFO] [stderr] Compiling chrono v0.2.25 [INFO] [stderr] Compiling regex v0.1.73 [INFO] [stderr] Compiling ftp v2.0.0 [INFO] [stderr] Compiling ftpdown v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `ftp::FtpStream` [INFO] [stderr] --> src/main.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use ftp::FtpStream; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/config.rs:135:9 [INFO] [stderr] | [INFO] [stderr] 135 | (s) [INFO] [stderr] | ^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/main.rs:260:17 [INFO] [stderr] | [INFO] [stderr] 260 | (loc.ends_with('/')) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/main.rs:265:21 [INFO] [stderr] | [INFO] [stderr] 265 | (full_loc.clone()) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/main.rs:276:17 [INFO] [stderr] | [INFO] [stderr] 276 | (loc) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/main.rs:296:21 [INFO] [stderr] | [INFO] [stderr] 296 | (name) [INFO] [stderr] | ^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/main.rs:332:37 [INFO] [stderr] | [INFO] [stderr] 332 | / ... ((lsize.checked_mul(100).unwrap()) [INFO] [stderr] 333 | | ... .checked_div(rsize.unwrap()) [INFO] [stderr] 334 | | ... .unwrap()), [INFO] [stderr] | |_____________________________________^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 332 | (lsize.checked_mul(100).unwrap()) [INFO] [stderr] 333 | .checked_div(rsize.unwrap()) [INFO] [stderr] 334 | .unwrap(), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/main.rs:344:21 [INFO] [stderr] | [INFO] [stderr] 344 | (ftpstream) [INFO] [stderr] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/main.rs:349:17 [INFO] [stderr] | [INFO] [stderr] 349 | (ftpstream) [INFO] [stderr] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/main.rs:354:17 [INFO] [stderr] | [INFO] [stderr] 354 | (ftpstream) [INFO] [stderr] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead. [INFO] [stderr] --> src/main.rs:387:22 [INFO] [stderr] | [INFO] [stderr] 387 | let mut conf_d = env::home_dir().unwrap().to_str().unwrap().to_string(); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead. [INFO] [stderr] --> src/util.rs:12:26 [INFO] [stderr] | [INFO] [stderr] 12 | let mut config_dir = env::home_dir().unwrap().to_str().unwrap().to_string(); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `dr` [INFO] [stderr] --> src/main.rs:217:51 [INFO] [stderr] | [INFO] [stderr] 217 | fn download_from_site(mut config: config::Config, dr: bool) -> std::io::Result<()> { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_dr` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `dir` [INFO] [stderr] --> src/main.rs:347:29 [INFO] [stderr] | [INFO] [stderr] 347 | fn download_dir(dir: &config::Downloadable, mut ftpstream: ftp::FtpStream) -> ftp::FtpStream { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_dir` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `file` [INFO] [stderr] --> src/main.rs:352:25 [INFO] [stderr] | [INFO] [stderr] 352 | fn fix_name(mut file: &config::Downloadable, mut ftpstream: ftp::FtpStream) -> ftp::FtpStream { [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:219:9 [INFO] [stderr] | [INFO] [stderr] 219 | let mut ftpstream = config.get_ftpstream(); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:347:57 [INFO] [stderr] | [INFO] [stderr] 347 | fn download_dir(dir: &config::Downloadable, mut ftpstream: ftp::FtpStream) -> ftp::FtpStream { [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:352:25 [INFO] [stderr] | [INFO] [stderr] 352 | fn fix_name(mut file: &config::Downloadable, mut ftpstream: ftp::FtpStream) -> ftp::FtpStream { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:352:58 [INFO] [stderr] | [INFO] [stderr] 352 | fn fix_name(mut file: &config::Downloadable, mut ftpstream: ftp::FtpStream) -> ftp::FtpStream { [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/util.rs:35:13 [INFO] [stderr] | [INFO] [stderr] 35 | let mut con: Option = config::Config::new(&mut buff); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `download_dir` [INFO] [stderr] --> src/main.rs:347:16 [INFO] [stderr] | [INFO] [stderr] 347 | fn download_dir(dir: &config::Downloadable, mut ftpstream: ftp::FtpStream) -> ftp::FtpStream { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `fix_name` [INFO] [stderr] --> src/main.rs:352:16 [INFO] [stderr] | [INFO] [stderr] 352 | fn fix_name(mut file: &config::Downloadable, mut ftpstream: ftp::FtpStream) -> ftp::FtpStream { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/util.rs:34:9 [INFO] [stderr] | [INFO] [stderr] 34 | config_raw.read_to_string(&mut buff); [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] [INFO] [stderr] warning: 23 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 21.48s [INFO] running `"docker" "inspect" "5bdb8fc668c69faf8addcf272927beec50648e3e7386f98dc41bc19e13148509"` [INFO] running `"docker" "rm" "-f" "5bdb8fc668c69faf8addcf272927beec50648e3e7386f98dc41bc19e13148509"` [INFO] [stdout] 5bdb8fc668c69faf8addcf272927beec50648e3e7386f98dc41bc19e13148509 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 5e63b1a1f5af0b54a7ead02d993e8abc4f885a0402bb1fdee2b81f4d3531b66b [INFO] running `"docker" "start" "-a" "5e63b1a1f5af0b54a7ead02d993e8abc4f885a0402bb1fdee2b81f4d3531b66b"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling ftpdown v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `ftp::FtpStream` [INFO] [stderr] --> src/main.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use ftp::FtpStream; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/config.rs:135:9 [INFO] [stderr] | [INFO] [stderr] 135 | (s) [INFO] [stderr] | ^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/main.rs:260:17 [INFO] [stderr] | [INFO] [stderr] 260 | (loc.ends_with('/')) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/main.rs:265:21 [INFO] [stderr] | [INFO] [stderr] 265 | (full_loc.clone()) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/main.rs:276:17 [INFO] [stderr] | [INFO] [stderr] 276 | (loc) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/main.rs:296:21 [INFO] [stderr] | [INFO] [stderr] 296 | (name) [INFO] [stderr] | ^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/main.rs:332:37 [INFO] [stderr] | [INFO] [stderr] 332 | / ... ((lsize.checked_mul(100).unwrap()) [INFO] [stderr] 333 | | ... .checked_div(rsize.unwrap()) [INFO] [stderr] 334 | | ... .unwrap()), [INFO] [stderr] | |_____________________________________^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 332 | (lsize.checked_mul(100).unwrap()) [INFO] [stderr] 333 | .checked_div(rsize.unwrap()) [INFO] [stderr] 334 | .unwrap(), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/main.rs:344:21 [INFO] [stderr] | [INFO] [stderr] 344 | (ftpstream) [INFO] [stderr] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/main.rs:349:17 [INFO] [stderr] | [INFO] [stderr] 349 | (ftpstream) [INFO] [stderr] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/main.rs:354:17 [INFO] [stderr] | [INFO] [stderr] 354 | (ftpstream) [INFO] [stderr] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead. [INFO] [stderr] --> src/main.rs:387:22 [INFO] [stderr] | [INFO] [stderr] 387 | let mut conf_d = env::home_dir().unwrap().to_str().unwrap().to_string(); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead. [INFO] [stderr] --> src/util.rs:12:26 [INFO] [stderr] | [INFO] [stderr] 12 | let mut config_dir = env::home_dir().unwrap().to_str().unwrap().to_string(); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `dr` [INFO] [stderr] --> src/main.rs:217:51 [INFO] [stderr] | [INFO] [stderr] 217 | fn download_from_site(mut config: config::Config, dr: bool) -> std::io::Result<()> { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_dr` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `dir` [INFO] [stderr] --> src/main.rs:347:29 [INFO] [stderr] | [INFO] [stderr] 347 | fn download_dir(dir: &config::Downloadable, mut ftpstream: ftp::FtpStream) -> ftp::FtpStream { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_dir` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `file` [INFO] [stderr] --> src/main.rs:352:25 [INFO] [stderr] | [INFO] [stderr] 352 | fn fix_name(mut file: &config::Downloadable, mut ftpstream: ftp::FtpStream) -> ftp::FtpStream { [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:219:9 [INFO] [stderr] | [INFO] [stderr] 219 | let mut ftpstream = config.get_ftpstream(); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:347:57 [INFO] [stderr] | [INFO] [stderr] 347 | fn download_dir(dir: &config::Downloadable, mut ftpstream: ftp::FtpStream) -> ftp::FtpStream { [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:352:25 [INFO] [stderr] | [INFO] [stderr] 352 | fn fix_name(mut file: &config::Downloadable, mut ftpstream: ftp::FtpStream) -> ftp::FtpStream { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:352:58 [INFO] [stderr] | [INFO] [stderr] 352 | fn fix_name(mut file: &config::Downloadable, mut ftpstream: ftp::FtpStream) -> ftp::FtpStream { [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/util.rs:35:13 [INFO] [stderr] | [INFO] [stderr] 35 | let mut con: Option = config::Config::new(&mut buff); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `download_dir` [INFO] [stderr] --> src/main.rs:347:16 [INFO] [stderr] | [INFO] [stderr] 347 | fn download_dir(dir: &config::Downloadable, mut ftpstream: ftp::FtpStream) -> ftp::FtpStream { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `fix_name` [INFO] [stderr] --> src/main.rs:352:16 [INFO] [stderr] | [INFO] [stderr] 352 | fn fix_name(mut file: &config::Downloadable, mut ftpstream: ftp::FtpStream) -> ftp::FtpStream { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/util.rs:34:9 [INFO] [stderr] | [INFO] [stderr] 34 | config_raw.read_to_string(&mut buff); [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] [INFO] [stderr] warning: 23 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.06s [INFO] running `"docker" "inspect" "5e63b1a1f5af0b54a7ead02d993e8abc4f885a0402bb1fdee2b81f4d3531b66b"` [INFO] running `"docker" "rm" "-f" "5e63b1a1f5af0b54a7ead02d993e8abc4f885a0402bb1fdee2b81f4d3531b66b"` [INFO] [stdout] 5e63b1a1f5af0b54a7ead02d993e8abc4f885a0402bb1fdee2b81f4d3531b66b [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stdout] 4fe3125dd13c1b5c0a801613646aa742decdc428dd4033447fda819220df58d7 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "4fe3125dd13c1b5c0a801613646aa742decdc428dd4033447fda819220df58d7"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: unused import: `ftp::FtpStream` [INFO] [stderr] --> src/main.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use ftp::FtpStream; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/config.rs:135:9 [INFO] [stderr] | [INFO] [stderr] 135 | (s) [INFO] [stderr] | ^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/main.rs:260:17 [INFO] [stderr] | [INFO] [stderr] 260 | (loc.ends_with('/')) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/main.rs:265:21 [INFO] [stderr] | [INFO] [stderr] 265 | (full_loc.clone()) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/main.rs:276:17 [INFO] [stderr] | [INFO] [stderr] 276 | (loc) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/main.rs:296:21 [INFO] [stderr] | [INFO] [stderr] 296 | (name) [INFO] [stderr] | ^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/main.rs:332:37 [INFO] [stderr] | [INFO] [stderr] 332 | / ... ((lsize.checked_mul(100).unwrap()) [INFO] [stderr] 333 | | ... .checked_div(rsize.unwrap()) [INFO] [stderr] 334 | | ... .unwrap()), [INFO] [stderr] | |_____________________________________^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 332 | (lsize.checked_mul(100).unwrap()) [INFO] [stderr] 333 | .checked_div(rsize.unwrap()) [INFO] [stderr] 334 | .unwrap(), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/main.rs:344:21 [INFO] [stderr] | [INFO] [stderr] 344 | (ftpstream) [INFO] [stderr] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/main.rs:349:17 [INFO] [stderr] | [INFO] [stderr] 349 | (ftpstream) [INFO] [stderr] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/main.rs:354:17 [INFO] [stderr] | [INFO] [stderr] 354 | (ftpstream) [INFO] [stderr] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead. [INFO] [stderr] --> src/main.rs:387:22 [INFO] [stderr] | [INFO] [stderr] 387 | let mut conf_d = env::home_dir().unwrap().to_str().unwrap().to_string(); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead. [INFO] [stderr] --> src/util.rs:12:26 [INFO] [stderr] | [INFO] [stderr] 12 | let mut config_dir = env::home_dir().unwrap().to_str().unwrap().to_string(); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `dr` [INFO] [stderr] --> src/main.rs:217:51 [INFO] [stderr] | [INFO] [stderr] 217 | fn download_from_site(mut config: config::Config, dr: bool) -> std::io::Result<()> { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_dr` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `dir` [INFO] [stderr] --> src/main.rs:347:29 [INFO] [stderr] | [INFO] [stderr] 347 | fn download_dir(dir: &config::Downloadable, mut ftpstream: ftp::FtpStream) -> ftp::FtpStream { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_dir` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `file` [INFO] [stderr] --> src/main.rs:352:25 [INFO] [stderr] | [INFO] [stderr] 352 | fn fix_name(mut file: &config::Downloadable, mut ftpstream: ftp::FtpStream) -> ftp::FtpStream { [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:219:9 [INFO] [stderr] | [INFO] [stderr] 219 | let mut ftpstream = config.get_ftpstream(); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:347:57 [INFO] [stderr] | [INFO] [stderr] 347 | fn download_dir(dir: &config::Downloadable, mut ftpstream: ftp::FtpStream) -> ftp::FtpStream { [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:352:25 [INFO] [stderr] | [INFO] [stderr] 352 | fn fix_name(mut file: &config::Downloadable, mut ftpstream: ftp::FtpStream) -> ftp::FtpStream { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:352:58 [INFO] [stderr] | [INFO] [stderr] 352 | fn fix_name(mut file: &config::Downloadable, mut ftpstream: ftp::FtpStream) -> ftp::FtpStream { [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/util.rs:35:13 [INFO] [stderr] | [INFO] [stderr] 35 | let mut con: Option = config::Config::new(&mut buff); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `download_dir` [INFO] [stderr] --> src/main.rs:347:16 [INFO] [stderr] | [INFO] [stderr] 347 | fn download_dir(dir: &config::Downloadable, mut ftpstream: ftp::FtpStream) -> ftp::FtpStream { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `fix_name` [INFO] [stderr] --> src/main.rs:352:16 [INFO] [stderr] | [INFO] [stderr] 352 | fn fix_name(mut file: &config::Downloadable, mut ftpstream: ftp::FtpStream) -> ftp::FtpStream { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/util.rs:34:9 [INFO] [stderr] | [INFO] [stderr] 34 | config_raw.read_to_string(&mut buff); [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] [INFO] [stderr] warning: 23 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.12s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/ftpdown-ea7725e7622ae212 [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 [INFO] [stdout] [INFO] running `"docker" "inspect" "4fe3125dd13c1b5c0a801613646aa742decdc428dd4033447fda819220df58d7"` [INFO] running `"docker" "rm" "-f" "4fe3125dd13c1b5c0a801613646aa742decdc428dd4033447fda819220df58d7"` [INFO] [stdout] 4fe3125dd13c1b5c0a801613646aa742decdc428dd4033447fda819220df58d7