[INFO] crate validators 0.20.17 is already in cache
[INFO] testing validators-0.20.17 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate validators 0.20.17 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate validators 0.20.17 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 crates.io crate validators 0.20.17
[INFO] finished tweaking crates.io crate validators 0.20.17
[INFO] tweaked toml for crates.io crate validators 0.20.17 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 6ac234baac1e0112e83b70fa85b303023608322821d7d39e9bd8f430fccde9c5
[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" "6ac234baac1e0112e83b70fa85b303023608322821d7d39e9bd8f430fccde9c5"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling debug-helper v0.3.8
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling validators v0.20.17 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/base64_url/mod.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |         { Regex::new(r"^([A-Za-z0-9\-_]{4})*[A-Za-z0-9\-_]{2,4}$").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/boolean/mod.rs:12:44
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub(crate) static ref TRUE_RE: Regex = { Regex::new(r"^(?i)true|yes|on|y|t|1$").unwrap() };
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/boolean/mod.rs:13:45
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub(crate) static ref FALSE_RE: Regex = { Regex::new(r"^(?i)false|no|off|n|f|0$").unwrap() };
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/line/mod.rs:12:33
[INFO] [stderr]    |
[INFO] [stderr] 12 |     static ref LINE_RE: Regex = { Regex::new("^[^\x00-\x08\x0A-\x1F\x7F]*$").unwrap() };
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/mac_address/mod.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |         { Regex::new("^([0-9A-F]{2}:){5}[0-9A-F]{2}").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/mac_address/mod.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |         { Regex::new("^([0-9a-f]{2}:){5}[0-9a-f]{2}$").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/mac_address/mod.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |         { Regex::new("^([0-9a-fA-F]{2}:){5}[0-9a-fA-F]{2}$").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/mac_address/mod.rs:19:59
[INFO] [stderr]    |
[INFO] [stderr] 19 |     static ref MAC_ADDRESS_NO_COLON_UPPERCASE_RE: Regex = { Regex::new("^[0-9A-F]{12}").unwrap() };
[INFO] [stderr]    |                                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/mac_address/mod.rs:20:59
[INFO] [stderr]    |
[INFO] [stderr] 20 |     static ref MAC_ADDRESS_NO_COLON_LOWERCASE_RE: Regex = { Regex::new("^[0-9a-f]{12}$").unwrap() };
[INFO] [stderr]    |                                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/mac_address/mod.rs:21:49
[INFO] [stderr]    |
[INFO] [stderr] 21 |     static ref MAC_ADDRESS_NO_COLON_RE: Regex = { Regex::new("^[0-9a-fA-F]{12}$").unwrap() };
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/short_crypt_url_component/mod.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |         { Regex::new(r"^([A-Za-z0-9\-_]{4})*([A-Za-z0-9\-_]|[A-Za-z0-9\-_]{3,4})$").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/text/mod.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |         { Regex::new("^([^\x00-\x08\x0A-\x1F\x7F]|\r\n|\n\r|\n)*$").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/uuid/mod.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |         { Regex::new("^[0-9A-F]{8}-[0-9A-F]{4}-[0-9A-F]{4}-[0-9A-F]{4}-[0-9A-F]{12}$").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/uuid/mod.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |         { Regex::new("^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/version/mod.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |         { Regex::new(r"^(\d)+(\.(\d)+)?(\.(\d)+)?(-([^\x00-\x1F\x7F]+))?$").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: 15 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.06s
[INFO] running `"docker" "inspect" "6ac234baac1e0112e83b70fa85b303023608322821d7d39e9bd8f430fccde9c5"`
[INFO] running `"docker" "rm" "-f" "6ac234baac1e0112e83b70fa85b303023608322821d7d39e9bd8f430fccde9c5"`
[INFO] [stdout] 6ac234baac1e0112e83b70fa85b303023608322821d7d39e9bd8f430fccde9c5
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] e532105daa240d02ae1c095dfc2d483489f561dcdd092668b45ac2a95bafedb3
[INFO] running `"docker" "start" "-a" "e532105daa240d02ae1c095dfc2d483489f561dcdd092668b45ac2a95bafedb3"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling assert_approx_eq v1.1.0
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/base64_url/mod.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |         { Regex::new(r"^([A-Za-z0-9\-_]{4})*[A-Za-z0-9\-_]{2,4}$").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/boolean/mod.rs:12:44
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub(crate) static ref TRUE_RE: Regex = { Regex::new(r"^(?i)true|yes|on|y|t|1$").unwrap() };
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/boolean/mod.rs:13:45
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub(crate) static ref FALSE_RE: Regex = { Regex::new(r"^(?i)false|no|off|n|f|0$").unwrap() };
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/line/mod.rs:12:33
[INFO] [stderr]    |
[INFO] [stderr] 12 |     static ref LINE_RE: Regex = { Regex::new("^[^\x00-\x08\x0A-\x1F\x7F]*$").unwrap() };
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/mac_address/mod.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |         { Regex::new("^([0-9A-F]{2}:){5}[0-9A-F]{2}").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/mac_address/mod.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |         { Regex::new("^([0-9a-f]{2}:){5}[0-9a-f]{2}$").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/mac_address/mod.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |         { Regex::new("^([0-9a-fA-F]{2}:){5}[0-9a-fA-F]{2}$").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/mac_address/mod.rs:19:59
[INFO] [stderr]    |
[INFO] [stderr] 19 |     static ref MAC_ADDRESS_NO_COLON_UPPERCASE_RE: Regex = { Regex::new("^[0-9A-F]{12}").unwrap() };
[INFO] [stderr]    |                                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/mac_address/mod.rs:20:59
[INFO] [stderr]    |
[INFO] [stderr] 20 |     static ref MAC_ADDRESS_NO_COLON_LOWERCASE_RE: Regex = { Regex::new("^[0-9a-f]{12}$").unwrap() };
[INFO] [stderr]    |                                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/mac_address/mod.rs:21:49
[INFO] [stderr]    |
[INFO] [stderr] 21 |     static ref MAC_ADDRESS_NO_COLON_RE: Regex = { Regex::new("^[0-9a-fA-F]{12}$").unwrap() };
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/short_crypt_url_component/mod.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |         { Regex::new(r"^([A-Za-z0-9\-_]{4})*([A-Za-z0-9\-_]|[A-Za-z0-9\-_]{3,4})$").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/text/mod.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |         { Regex::new("^([^\x00-\x08\x0A-\x1F\x7F]|\r\n|\n\r|\n)*$").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/uuid/mod.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |         { Regex::new("^[0-9A-F]{8}-[0-9A-F]{4}-[0-9A-F]{4}-[0-9A-F]{4}-[0-9A-F]{12}$").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/uuid/mod.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |         { Regex::new("^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/version/mod.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |         { Regex::new(r"^(\d)+(\.(\d)+)?(\.(\d)+)?(-([^\x00-\x1F\x7F]+))?$").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: 15 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]    Compiling validators v0.20.17 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> tests/macros.rs:45:35
[INFO] [stderr]    |
[INFO] [stderr] 45 |         static ref RE_S1: Regex = { Regex::new("^(Hi|Hello)$").unwrap() };
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> tests/macros.rs:49:35
[INFO] [stderr]    |
[INFO] [stderr] 49 |         static ref RE_S2: Regex = { Regex::new(r"^[\S\s]+$").unwrap() };
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> tests/macros.rs:93:35
[INFO] [stderr]    |
[INFO] [stderr] 93 |         static ref RE_N1: Regex = { Regex::new(r"^[1-8][0-9]$").unwrap() };
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> tests/macros.rs:97:35
[INFO] [stderr]    |
[INFO] [stderr] 97 |         static ref RE_N2: Regex = { Regex::new(r"^[0-1]?[1-8][0-9]$").unwrap() };
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]    --> tests/macros.rs:101:35
[INFO] [stderr]     |
[INFO] [stderr] 101 |         static ref RE_N3: Regex = { Regex::new(r"^[0-1]?[1-8][0-9]\.[0-9]$").unwrap() };
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/base64_url/mod.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |         { Regex::new(r"^([A-Za-z0-9\-_]{4})*[A-Za-z0-9\-_]{2,4}$").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/boolean/mod.rs:12:44
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub(crate) static ref TRUE_RE: Regex = { Regex::new(r"^(?i)true|yes|on|y|t|1$").unwrap() };
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/boolean/mod.rs:13:45
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub(crate) static ref FALSE_RE: Regex = { Regex::new(r"^(?i)false|no|off|n|f|0$").unwrap() };
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/line/mod.rs:12:33
[INFO] [stderr]    |
[INFO] [stderr] 12 |     static ref LINE_RE: Regex = { Regex::new("^[^\x00-\x08\x0A-\x1F\x7F]*$").unwrap() };
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/mac_address/mod.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |         { Regex::new("^([0-9A-F]{2}:){5}[0-9A-F]{2}").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/mac_address/mod.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |         { Regex::new("^([0-9a-f]{2}:){5}[0-9a-f]{2}$").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/mac_address/mod.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |         { Regex::new("^([0-9a-fA-F]{2}:){5}[0-9a-fA-F]{2}$").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/mac_address/mod.rs:19:59
[INFO] [stderr]    |
[INFO] [stderr] 19 |     static ref MAC_ADDRESS_NO_COLON_UPPERCASE_RE: Regex = { Regex::new("^[0-9A-F]{12}").unwrap() };
[INFO] [stderr]    |                                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/mac_address/mod.rs:20:59
[INFO] [stderr]    |
[INFO] [stderr] 20 |     static ref MAC_ADDRESS_NO_COLON_LOWERCASE_RE: Regex = { Regex::new("^[0-9a-f]{12}$").unwrap() };
[INFO] [stderr]    |                                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/mac_address/mod.rs:21:49
[INFO] [stderr]    |
[INFO] [stderr] 21 |     static ref MAC_ADDRESS_NO_COLON_RE: Regex = { Regex::new("^[0-9a-fA-F]{12}$").unwrap() };
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/short_crypt_url_component/mod.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |         { Regex::new(r"^([A-Za-z0-9\-_]{4})*([A-Za-z0-9\-_]|[A-Za-z0-9\-_]{3,4})$").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/text/mod.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |         { Regex::new("^([^\x00-\x08\x0A-\x1F\x7F]|\r\n|\n\r|\n)*$").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/uuid/mod.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |         { Regex::new("^[0-9A-F]{8}-[0-9A-F]{4}-[0-9A-F]{4}-[0-9A-F]{4}-[0-9A-F]{12}$").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/uuid/mod.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |         { Regex::new("^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/version/mod.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |         { Regex::new(r"^(\d)+(\.(\d)+)?(\.(\d)+)?(-([^\x00-\x1F\x7F]+))?$").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 15 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.55s
[INFO] running `"docker" "inspect" "e532105daa240d02ae1c095dfc2d483489f561dcdd092668b45ac2a95bafedb3"`
[INFO] running `"docker" "rm" "-f" "e532105daa240d02ae1c095dfc2d483489f561dcdd092668b45ac2a95bafedb3"`
[INFO] [stdout] e532105daa240d02ae1c095dfc2d483489f561dcdd092668b45ac2a95bafedb3
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c775bf53d04a4671c6e1c82e29292ccbb9058d0754d61969a9118cc9d6d56afa
[INFO] running `"docker" "start" "-a" "c775bf53d04a4671c6e1c82e29292ccbb9058d0754d61969a9118cc9d6d56afa"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/base64_url/mod.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |         { Regex::new(r"^([A-Za-z0-9\-_]{4})*[A-Za-z0-9\-_]{2,4}$").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/boolean/mod.rs:12:44
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub(crate) static ref TRUE_RE: Regex = { Regex::new(r"^(?i)true|yes|on|y|t|1$").unwrap() };
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/boolean/mod.rs:13:45
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub(crate) static ref FALSE_RE: Regex = { Regex::new(r"^(?i)false|no|off|n|f|0$").unwrap() };
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/line/mod.rs:12:33
[INFO] [stderr]    |
[INFO] [stderr] 12 |     static ref LINE_RE: Regex = { Regex::new("^[^\x00-\x08\x0A-\x1F\x7F]*$").unwrap() };
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/mac_address/mod.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |         { Regex::new("^([0-9A-F]{2}:){5}[0-9A-F]{2}").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/mac_address/mod.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |         { Regex::new("^([0-9a-f]{2}:){5}[0-9a-f]{2}$").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/mac_address/mod.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |         { Regex::new("^([0-9a-fA-F]{2}:){5}[0-9a-fA-F]{2}$").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/mac_address/mod.rs:19:59
[INFO] [stderr]    |
[INFO] [stderr] 19 |     static ref MAC_ADDRESS_NO_COLON_UPPERCASE_RE: Regex = { Regex::new("^[0-9A-F]{12}").unwrap() };
[INFO] [stderr]    |                                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/mac_address/mod.rs:20:59
[INFO] [stderr]    |
[INFO] [stderr] 20 |     static ref MAC_ADDRESS_NO_COLON_LOWERCASE_RE: Regex = { Regex::new("^[0-9a-f]{12}$").unwrap() };
[INFO] [stderr]    |                                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/mac_address/mod.rs:21:49
[INFO] [stderr]    |
[INFO] [stderr] 21 |     static ref MAC_ADDRESS_NO_COLON_RE: Regex = { Regex::new("^[0-9a-fA-F]{12}$").unwrap() };
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/short_crypt_url_component/mod.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |         { Regex::new(r"^([A-Za-z0-9\-_]{4})*([A-Za-z0-9\-_]|[A-Za-z0-9\-_]{3,4})$").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/text/mod.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |         { Regex::new("^([^\x00-\x08\x0A-\x1F\x7F]|\r\n|\n\r|\n)*$").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/uuid/mod.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |         { Regex::new("^[0-9A-F]{8}-[0-9A-F]{4}-[0-9A-F]{4}-[0-9A-F]{4}-[0-9A-F]{12}$").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/uuid/mod.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |         { Regex::new("^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/version/mod.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |         { Regex::new(r"^(\d)+(\.(\d)+)?(\.(\d)+)?(-([^\x00-\x1F\x7F]+))?$").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: 15 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/base64_url/mod.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |         { Regex::new(r"^([A-Za-z0-9\-_]{4})*[A-Za-z0-9\-_]{2,4}$").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/boolean/mod.rs:12:44
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub(crate) static ref TRUE_RE: Regex = { Regex::new(r"^(?i)true|yes|on|y|t|1$").unwrap() };
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/boolean/mod.rs:13:45
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub(crate) static ref FALSE_RE: Regex = { Regex::new(r"^(?i)false|no|off|n|f|0$").unwrap() };
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/line/mod.rs:12:33
[INFO] [stderr]    |
[INFO] [stderr] 12 |     static ref LINE_RE: Regex = { Regex::new("^[^\x00-\x08\x0A-\x1F\x7F]*$").unwrap() };
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/mac_address/mod.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |         { Regex::new("^([0-9A-F]{2}:){5}[0-9A-F]{2}").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/mac_address/mod.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |         { Regex::new("^([0-9a-f]{2}:){5}[0-9a-f]{2}$").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/mac_address/mod.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |         { Regex::new("^([0-9a-fA-F]{2}:){5}[0-9a-fA-F]{2}$").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/mac_address/mod.rs:19:59
[INFO] [stderr]    |
[INFO] [stderr] 19 |     static ref MAC_ADDRESS_NO_COLON_UPPERCASE_RE: Regex = { Regex::new("^[0-9A-F]{12}").unwrap() };
[INFO] [stderr]    |                                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/mac_address/mod.rs:20:59
[INFO] [stderr]    |
[INFO] [stderr] 20 |     static ref MAC_ADDRESS_NO_COLON_LOWERCASE_RE: Regex = { Regex::new("^[0-9a-f]{12}$").unwrap() };
[INFO] [stderr]    |                                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/mac_address/mod.rs:21:49
[INFO] [stderr]    |
[INFO] [stderr] 21 |     static ref MAC_ADDRESS_NO_COLON_RE: Regex = { Regex::new("^[0-9a-fA-F]{12}$").unwrap() };
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/short_crypt_url_component/mod.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |         { Regex::new(r"^([A-Za-z0-9\-_]{4})*([A-Za-z0-9\-_]|[A-Za-z0-9\-_]{3,4})$").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/text/mod.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |         { Regex::new("^([^\x00-\x08\x0A-\x1F\x7F]|\r\n|\n\r|\n)*$").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/uuid/mod.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |         { Regex::new("^[0-9A-F]{8}-[0-9A-F]{4}-[0-9A-F]{4}-[0-9A-F]{4}-[0-9A-F]{12}$").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/uuid/mod.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |         { Regex::new("^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/version/mod.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |         { Regex::new(r"^(\d)+(\.(\d)+)?(\.(\d)+)?(-([^\x00-\x1F\x7F]+))?$").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: 15 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> tests/macros.rs:45:35
[INFO] [stderr]    |
[INFO] [stderr] 45 |         static ref RE_S1: Regex = { Regex::new("^(Hi|Hello)$").unwrap() };
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> tests/macros.rs:49:35
[INFO] [stderr]    |
[INFO] [stderr] 49 |         static ref RE_S2: Regex = { Regex::new(r"^[\S\s]+$").unwrap() };
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> tests/macros.rs:93:35
[INFO] [stderr]    |
[INFO] [stderr] 93 |         static ref RE_N1: Regex = { Regex::new(r"^[1-8][0-9]$").unwrap() };
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> tests/macros.rs:97:35
[INFO] [stderr]    |
[INFO] [stderr] 97 |         static ref RE_N2: Regex = { Regex::new(r"^[0-1]?[1-8][0-9]$").unwrap() };
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]    --> tests/macros.rs:101:35
[INFO] [stderr]     |
[INFO] [stderr] 101 |         static ref RE_N3: Regex = { Regex::new(r"^[0-1]?[1-8][0-9]\.[0-9]$").unwrap() };
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/validators-9f721d3d5e6e0b2c
[INFO] [stdout] 
[INFO] [stdout] running 118 tests
[INFO] [stdout] test base64::tests::test_base64_methods ... ok
[INFO] [stdout] test base64_url::tests::test_base64_url_methods ... ok
[INFO] [stdout] test base64_url::tests::test_base64_url_lv1 ... ok
[INFO] [stdout] test boolean::tests::test_boolean_methods ... ok
[INFO] [stdout] test base64::tests::test_base64_lv1 ... ok
[INFO] [stdout] test base32::tests::test_base32_lv1 ... ok
[INFO] [stdout] test boolean::tests::test_boolean_lv1 ... ok
[INFO] [stdout] test base32::tests::test_base32_methods ... ok
[INFO] [stdout] test host::tests::test_host_lv1 ... ok
[INFO] [stdout] test host::tests::test_host_methods ... ok
[INFO] [stdout] test http_ftp_url::tests::test_http_ftp_url_lv1_3 ... ok
[INFO] [stdout] test domain::tests::test_local_host_lv1 ... ok
[INFO] [stdout] test http_ftp_url::tests::test_http_ftp_url_lv1_2 ... ok
[INFO] [stdout] test http_ftp_url::tests::test_http_ftp_url_lv2 ... ok
[INFO] [stdout] test http_ftp_url::tests::test_http_ftp_url_lv4_1 ... ok
[INFO] [stdout] test domain::tests::test_local_host_lv2 ... ok
[INFO] [stdout] test http_ftp_url::tests::test_http_ftp_url_lv3 ... ok
[INFO] [stdout] test http_ftp_url::tests::test_http_ftp_url_lv5 ... ok
[INFO] [stdout] test http_ftp_url::tests::test_http_ftp_url_lv4_3 ... ok
[INFO] [stdout] test domain::tests::test_domain_methods_lv3 ... ok
[INFO] [stdout] test http_ftp_url::tests::test_http_ftp_url_lv7 ... ok
[INFO] [stdout] test email::tests::test_email_methods ... ok
[INFO] [stdout] test http_ftp_url::tests::test_http_ftp_url_lv4_2 ... ok
[INFO] [stdout] test domain::tests::test_domain_lv1 ... ok
[INFO] [stdout] test http_ftp_url::tests::test_http_ftp_url_lv1_1 ... ok
[INFO] [stdout] test domain::tests::test_domain_methods_lv2 ... ok
[INFO] [stdout] test http_url::tests::test_http_url_lv3 ... ok
[INFO] [stdout] test domain::tests::test_domain_methods_lv1 ... ok
[INFO] [stdout] test http_url::tests::test_http_url_lv1_2 ... ok
[INFO] [stdout] test http_ftp_url::tests::test_http_ftp_url_methods ... ok
[INFO] [stdout] test domain::tests::test_domain_lv4 ... ok
[INFO] [stdout] test http_url::tests::test_http_url_lv1_3 ... ok
[INFO] [stdout] test http_url::tests::test_http_url_lv1_1 ... ok
[INFO] [stdout] test http_url::tests::test_http_url_lv2 ... ok
[INFO] [stdout] test http_url::tests::test_http_url_lv4_3 ... ok
[INFO] [stdout] test integer::tests::test_integer_lv2 ... ok
[INFO] [stdout] test integer::tests::test_integer_lv5 ... ok
[INFO] [stdout] test integer::tests::test_integer_lv6 ... ok
[INFO] [stdout] test integer::tests::test_integer_lv7 ... ok
[INFO] [stdout] test integer::tests::test_integer_methods ... ok
[INFO] [stdout] test ipv4::tests::test_ipv4_lv1 ... ok
[INFO] [stdout] test ipv4::tests::test_ipv4_lv2 ... ok
[INFO] [stdout] test ipv4::tests::test_ipv4_lv3 ... ok
[INFO] [stdout] test ipv4::tests::test_ipv4_lv4 ... ok
[INFO] [stdout] test integer::tests::test_integer_lv3 ... ok
[INFO] [stdout] test http_url::tests::test_http_url_lv4_2 ... ok
[INFO] [stdout] test http_url::tests::test_http_url_lv4_1 ... ok
[INFO] [stdout] test http_url::tests::test_http_url_lv8 ... ok
[INFO] [stdout] test http_url::tests::test_http_url_lv7 ... ok
[INFO] [stdout] test ipv6::tests::test_ipv6_lv2 ... ok
[INFO] [stdout] test http_url::tests::test_http_url_methods ... ok
[INFO] [stdout] test http_url::tests::test_http_url_lv6 ... ok
[INFO] [stdout] test ipv6::tests::test_ipv6_lv3 ... ok
[INFO] [stdout] test ipv4::tests::test_ipv4_methods ... ok
[INFO] [stdout] test ipv6::tests::test_ipv6_lv1 ... ok
[INFO] [stdout] test integer::tests::test_integer_lv1 ... ok
[INFO] [stdout] test email::tests::test_email_lv1 ... ok
[INFO] [stdout] test line::tests::test_line_methods ... ok
[INFO] [stdout] test mac_address::tests::test_mac_address_lv1 ... ok
[INFO] [stdout] test line::tests::test_line_lv1 ... ok
[INFO] [stdout] test mac_address::tests::test_mac_address_lv2 ... ok
[INFO] [stdout] test mac_address::tests::test_mac_address_lv3 ... ok
[INFO] [stdout] test mac_address::tests::test_mac_address_methods ... ok
[INFO] [stdout] test mac_address::tests::test_mac_address_lv4 ... ok
[INFO] [stdout] test integer::tests::test_integer_lv4 ... ok
[INFO] [stdout] test number::precise_tests::test_enclose_lv1 ... ok
[INFO] [stdout] test ipv6::tests::test_ipv6_methods_1 ... ok
[INFO] [stdout] test ipv6::tests::test_ipv6_lv4 ... ok
[INFO] [stdout] test http_ftp_url::tests::test_http_ftp_url_lv8 ... ok
[INFO] [stdout] test number::precise_tests::test_enclose_lv10 ... ok
[INFO] [stdout] test http_ftp_url::tests::test_http_ftp_url_lv6 ... ok
[INFO] [stdout] test number::precise_tests::test_enclose_lv13 ... ok
[INFO] [stdout] test number::precise_tests::test_enclose_lv12 ... ok
[INFO] [stdout] test number::precise_tests::test_enclose_lv11 ... ok
[INFO] [stdout] test number::precise_tests::test_enclose_lv14 ... ok
[INFO] [stdout] test number::precise_tests::test_enclose_lv7 ... ok
[INFO] [stdout] test number::precise_tests::test_enclose_lv6 ... ok
[INFO] [stdout] test number::precise_tests::test_enclose_lv5 ... ok
[INFO] [stdout] test number::precise_tests::test_enclose_lv8 ... ok
[INFO] [stdout] test number::precise_tests::test_enclose_lv2 ... ok
[INFO] [stdout] test number::precise_tests::test_enclose_lv9 ... ok
[INFO] [stdout] test number::precise_tests::test_precise_lv2 ... ok
[INFO] [stdout] test number::tests::test_number_lv1 ... ok
[INFO] [stdout] test number::tests::test_number_lv2 ... ok
[INFO] [stdout] test number::tests::test_number_lv3 ... ok
[INFO] [stdout] test number::tests::test_number_lv4 ... ok
[INFO] [stdout] test number::tests::test_number_lv5 ... ok
[INFO] [stdout] test number::tests::test_number_lv6 ... ok
[INFO] [stdout] test number::precise_tests::test_precise_lv4 ... ok
[INFO] [stdout] test number::precise_tests::test_precise_lv5 ... ok
[INFO] [stdout] test number::tests::test_number_lv7 ... ok
[INFO] [stdout] test number::tests::test_number_methods ... ok
[INFO] [stdout] test short_crypt_qr_code_alphanumeric::tests::test_short_crypt_qr_code_alphanumeric_url_lv1 ... ok
[INFO] [stdout] test short_crypt_qr_code_alphanumeric::tests::test_short_crypt_qr_code_alphanumeric_url_methods ... ok
[INFO] [stdout] test number::precise_tests::test_precise_lv3 ... ok
[INFO] [stdout] test number::precise_tests::test_enclose_lv3 ... ok
[INFO] [stdout] test number::tests::test_number_lv8 ... ok
[INFO] [stdout] test number::precise_tests::test_enclose_lv4 ... ok
[INFO] [stdout] test http_url::tests::test_http_url_lv5 ... ok
[INFO] [stdout] test short_crypt_url_component::tests::test_short_crypt_url_component_methods ... ok
[INFO] [stdout] test text::tests::test_text_methods ... ok
[INFO] [stdout] test text::tests::test_text_lv1 ... ok
[INFO] [stdout] test version::tests::test_version_lv1 ... ok
[INFO] [stdout] test uuid::tests::test_uuid_methods ... ok
[INFO] [stdout] test short_crypt_url_component::tests::test_short_crypt_url_component_lv1 ... ok
[INFO] [stdout] test version::tests::test_version_methods ... ok
[INFO] [stdout] test uri::tests::test_uri_methods ... ok
[INFO] [stdout] test number::precise_tests::test_precise_lv1 ... ok
[INFO] [stdout] test domain::tests::test_domain_lv2 ... ok
[INFO] [stdout] test uuid::tests::test_uuid_lv1 ... ok
[INFO] [stdout] test domain::tests::test_domain_lv3 ... ok
[INFO] [stdout] test uuid::tests::test_uuid_lv2 ... ok
[INFO] [stdout] test ipv4::tests::test_ipv4_lv5 ... ok
[INFO] [stdout] test ipv6::tests::test_ipv6_lv5 ... ok
[INFO] [stdout] test ipv6::tests::test_ipv6_lv6 ... ok
[INFO] [stdout] test ipv4::tests::test_ipv4_lv6 ... ok
[INFO] [stdout] test ipv6::tests::test_ipv6_methods_2 ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/macros-c62dfa6ce68e08ff
[INFO] [stdout] test ipv6::tests::test_ipv6_lv7 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 118 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test validated_customized_ranged_length_vec ... ok
[INFO] [stdout] test validated_customized_regex_string ... ok
[INFO] [stdout] test validated_customized_ranged_length_hash_set ... ok
[INFO] [stdout] test validated_customized_regex_string_static ... ok
[INFO] [stdout] test validated_customized_regex_number_static ... ok
[INFO] [stdout] test validated_customized_string ... ok
[INFO] [stdout] test validated_customized_ranged_number ... ok
[INFO] [stdout] test validated_customized_vec ... ok
[INFO] [stdout] test validated_customized_regex_number ... ok
[INFO] [stdout] test validated_customized_primitive_number ... ok
[INFO] [stdout] test validated_customized_hash_set ... ok
[INFO] [stdout] test validated_customized_number ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rocket-2f9634b1899e6cac
[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] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/serde-75b68447245a90df
[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] [stderr]    Doc-tests validators
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/lib.rs -  (line 169) ... ignored
[INFO] [stdout] test src/lib.rs -  (line 200) ... ignored
[INFO] [stdout] test src/lib.rs -  (line 250) ... ignored
[INFO] [stdout] test src/lib.rs -  (line 42) ... ok
[INFO] [stdout] test src/lib.rs -  (line 109) ... ok
[INFO] [stdout] test src/lib.rs -  (line 79) ... ok
[INFO] [stdout] test src/lib.rs -  (line 119) ... ok
[INFO] [stdout] test src/lib.rs -  (line 135) ... ok
[INFO] [stdout] test src/lib.rs -  (line 15) ... ok
[INFO] [stdout] test src/lib.rs -  (line 69) ... ok
[INFO] [stdout] test src/lib.rs -  (line 99) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "c775bf53d04a4671c6e1c82e29292ccbb9058d0754d61969a9118cc9d6d56afa"`
[INFO] running `"docker" "rm" "-f" "c775bf53d04a4671c6e1c82e29292ccbb9058d0754d61969a9118cc9d6d56afa"`
[INFO] [stdout] c775bf53d04a4671c6e1c82e29292ccbb9058d0754d61969a9118cc9d6d56afa