[INFO] cloning repository https://github.com/whl36512/email
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/whl36512/email" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhl36512%2Femail", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhl36512%2Femail'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8eaeaa524a69a6c21defad1eb85738ed07f9469e
[INFO] testing whl36512/email against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhl36512%2Femail" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/whl36512/email on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/whl36512/email
[INFO] finished tweaking git repo https://github.com/whl36512/email
[INFO] tweaked toml for git repo https://github.com/whl36512/email written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/whl36512/email already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/whl36512/db.git`
[INFO] [stderr]     Updating git repository `https://github.com/mattnenterprise/rust-imap.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded postgres v0.15.2
[INFO] [stderr]   Downloaded fallible-iterator v0.1.5
[INFO] [stderr]   Downloaded imap-proto v0.6.0
[INFO] [stderr]   Downloaded postgres-shared v0.4.2
[INFO] [stderr]   Downloaded r2d2_postgres v0.14.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6bda2748b45c61809cda520844ac2af1090e232fcfbe8aa791f434d56984d5e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b6bda2748b45c61809cda520844ac2af1090e232fcfbe8aa791f434d56984d5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6bda2748b45c61809cda520844ac2af1090e232fcfbe8aa791f434d56984d5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6bda2748b45c61809cda520844ac2af1090e232fcfbe8aa791f434d56984d5e", kill_on_drop: false }`
[INFO] [stdout] b6bda2748b45c61809cda520844ac2af1090e232fcfbe8aa791f434d56984d5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4fbe7234eca77f843b8b9eb2caf7d7b8dc790cb49029cd7b7dfc258d1406e6ea
[INFO] running `Command { std: "docker" "start" "-a" "4fbe7234eca77f843b8b9eb2caf7d7b8dc790cb49029cd7b7dfc258d1406e6ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling fallible-iterator v0.1.5
[INFO] [stderr]    Compiling openssl v0.10.15
[INFO] [stderr]    Compiling hex v0.2.0
[INFO] [stderr]    Compiling uuid v0.5.1
[INFO] [stderr]    Compiling ucd-util v0.1.2
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]    Compiling regex v1.0.6
[INFO] [stderr]    Compiling bufstream v0.1.4
[INFO] [stderr]    Compiling rand v0.4.3
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]    Compiling base64 v0.6.0
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling phf_shared v0.7.23
[INFO] [stderr]    Compiling socket2 v0.3.8
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling regex-syntax v0.6.3
[INFO] [stderr]    Compiling bytes v0.4.11
[INFO] [stderr]    Compiling stringprep v0.1.2
[INFO] [stderr]    Compiling r2d2 v0.8.3
[INFO] [stderr]    Compiling phf v0.7.23
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling postgres-protocol v0.3.2
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling nom v4.1.1
[INFO] [stderr]    Compiling openssl-sys v0.9.39
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling imap-proto v0.6.0
[INFO] [stderr]    Compiling simplelog v0.5.3
[INFO] [stderr]    Compiling serde_json v1.0.33
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling imap v0.8.1 (https://github.com/mattnenterprise/rust-imap.git#36431e11)
[INFO] [stderr]    Compiling postgres-shared v0.4.2
[INFO] [stderr]    Compiling postgres v0.15.2
[INFO] [stderr]    Compiling r2d2_postgres v0.14.0
[INFO] [stderr]    Compiling db v0.1.0 (https://github.com/whl36512/db.git#77835b1d)
[INFO] [stderr]    Compiling email v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/email_down.rs:33:35
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub fn main_() -> Result<i32, Box<Error>> {
[INFO] [stdout]    |                                   ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 33 - pub fn main_() -> Result<i32, Box<Error>> {
[INFO] [stdout] 33 + pub fn main_() -> Result<i32, Box<dyn Error>> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/email_down.rs:78:52
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn ed_search(&mut self)                    ->    Result<String, Box<Error>>    ;
[INFO] [stdout]    |                                                                         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 78 -     fn ed_search(&mut self)                    ->    Result<String, Box<Error>>    ;
[INFO] [stdout] 78 +     fn ed_search(&mut self)                    ->    Result<String, Box<dyn Error>>    ;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/email_down.rs:79:58
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn ed_fetch(&mut self, uid: &str)        ->    Result<i32    ,  Box<Error>>     ;
[INFO] [stdout]    |                                                                         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 79 -     fn ed_fetch(&mut self, uid: &str)        ->    Result<i32    ,  Box<Error>>     ;
[INFO] [stdout] 79 +     fn ed_fetch(&mut self, uid: &str)        ->    Result<i32    ,  Box<dyn Error>>     ;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/email_down.rs:80:64
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn ed_command(&mut self, command: &str)    ->    Result<String, Box<Error>>    ;
[INFO] [stdout]    |                                                                         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 80 -     fn ed_command(&mut self, command: &str)    ->    Result<String, Box<Error>>    ;
[INFO] [stdout] 80 +     fn ed_command(&mut self, command: &str)    ->    Result<String, Box<dyn Error>>    ;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/email_down.rs:84:49
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn ed_search(&mut self ) -> Result<String, Box<Error>>
[INFO] [stdout]    |                                                    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 84 -     fn ed_search(&mut self ) -> Result<String, Box<Error>>
[INFO] [stdout] 84 +     fn ed_search(&mut self ) -> Result<String, Box<dyn Error>>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/email_down.rs:93:56
[INFO] [stdout]    |
[INFO] [stdout] 93 |     fn ed_fetch(&mut self, uid: &str) -> Result<i32,  Box<Error>>
[INFO] [stdout]    |                                                           ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 93 -     fn ed_fetch(&mut self, uid: &str) -> Result<i32,  Box<Error>>
[INFO] [stdout] 93 +     fn ed_fetch(&mut self, uid: &str) -> Result<i32,  Box<dyn Error>>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/email_down.rs:119:65
[INFO] [stdout]     |
[INFO] [stdout] 119 |     fn ed_command(&mut self, command: &str)    -> Result<String,  Box<Error>> {
[INFO] [stdout]     |                                                                       ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 119 -     fn ed_command(&mut self, command: &str)    -> Result<String,  Box<Error>> {
[INFO] [stdout] 119 +     fn ed_command(&mut self, command: &str)    -> Result<String,  Box<dyn Error>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/email_proc.rs:38:35
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn main_() -> Result<i32, Box<Error>> {
[INFO] [stdout]    |                                   ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 38 - pub fn main_() -> Result<i32, Box<Error>> {
[INFO] [stdout] 38 + pub fn main_() -> Result<i32, Box<dyn Error>> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/email_proc.rs:93:80
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn process_email(path: &str ) -> Result <(Option<String>, Option<String>), Box<Error>>{
[INFO] [stdout]    |                                                                                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 93 - fn process_email(path: &str ) -> Result <(Option<String>, Option<String>), Box<Error>>{
[INFO] [stdout] 93 + fn process_email(path: &str ) -> Result <(Option<String>, Option<String>), Box<dyn Error>>{
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `re_s1` should have an upper case name
[INFO] [stdout]    --> src/email_proc.rs:104:14
[INFO] [stdout]     |
[INFO] [stdout] 104 |         static ref re_s1        : Regex    = Regex::new(REGEX_EMAIL_S1).unwrap();
[INFO] [stdout]     |                    ^^^^^ help: convert the identifier to upper case: `RE_S1`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `re_s2` should have an upper case name
[INFO] [stdout]    --> src/email_proc.rs:105:14
[INFO] [stdout]     |
[INFO] [stdout] 105 |         static ref re_s2        : Regex    = Regex::new(REGEX_EMAIL_S2).unwrap();
[INFO] [stdout]     |                    ^^^^^ help: convert the identifier to upper case: `RE_S2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `re_s3` should have an upper case name
[INFO] [stdout]    --> src/email_proc.rs:106:14
[INFO] [stdout]     |
[INFO] [stdout] 106 |         static ref re_s3        : Regex    = Regex::new(REGEX_EMAIL_S3).unwrap();
[INFO] [stdout]     |                    ^^^^^ help: convert the identifier to upper case: `RE_S3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `re_s4` should have an upper case name
[INFO] [stdout]    --> src/email_proc.rs:107:14
[INFO] [stdout]     |
[INFO] [stdout] 107 |         static ref re_s4        : Regex    = Regex::new(REGEX_EMAIL_S4).unwrap();
[INFO] [stdout]     |                    ^^^^^ help: convert the identifier to upper case: `RE_S4`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `re_s5` should have an upper case name
[INFO] [stdout]    --> src/email_proc.rs:108:14
[INFO] [stdout]     |
[INFO] [stdout] 108 |         static ref re_s5        : Regex    = Regex::new(REGEX_EMAIL_S5).unwrap();
[INFO] [stdout]     |                    ^^^^^ help: convert the identifier to upper case: `RE_S5`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `re_s6` should have an upper case name
[INFO] [stdout]    --> src/email_proc.rs:109:14
[INFO] [stdout]     |
[INFO] [stdout] 109 |         static ref re_s6        : Regex    = Regex::new(REGEX_EMAIL_S6).unwrap();
[INFO] [stdout]     |                    ^^^^^ help: convert the identifier to upper case: `RE_S6`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `re_s7` should have an upper case name
[INFO] [stdout]    --> src/email_proc.rs:110:14
[INFO] [stdout]     |
[INFO] [stdout] 110 |         static ref re_s7        : Regex    = Regex::new(REGEX_EMAIL_S7).unwrap();
[INFO] [stdout]     |                    ^^^^^ help: convert the identifier to upper case: `RE_S7`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `re_s8` should have an upper case name
[INFO] [stdout]    --> src/email_proc.rs:111:14
[INFO] [stdout]     |
[INFO] [stdout] 111 |         static ref re_s8        : Regex    = Regex::new(REGEX_EMAIL_S8).unwrap();
[INFO] [stdout]     |                    ^^^^^ help: convert the identifier to upper case: `RE_S8`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `re_from` should have an upper case name
[INFO] [stdout]    --> src/email_proc.rs:112:14
[INFO] [stdout]     |
[INFO] [stdout] 112 |         static ref re_from        : Regex    = Regex::new(REGEX_EMAIL_FROM).unwrap();
[INFO] [stdout]     |                    ^^^^^^^ help: convert the identifier to upper case: `RE_FROM`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `re_to` should have an upper case name
[INFO] [stdout]    --> src/email_proc.rs:113:14
[INFO] [stdout]     |
[INFO] [stdout] 113 |         static ref re_to        : Regex    = Regex::new(REGEX_EMAIL_TO).unwrap();
[INFO] [stdout]     |                    ^^^^^ help: convert the identifier to upper case: `RE_TO`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `re_subject` should have an upper case name
[INFO] [stdout]    --> src/email_proc.rs:114:14
[INFO] [stdout]     |
[INFO] [stdout] 114 |         static ref re_subject     : Regex    = Regex::new(REGEX_EMAIL_SUBJECT).unwrap();
[INFO] [stdout]     |                    ^^^^^^^^^^ help: convert the identifier to upper case: `RE_SUBJECT`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `re_memo` should have an upper case name
[INFO] [stdout]    --> src/email_proc.rs:115:14
[INFO] [stdout]     |
[INFO] [stdout] 115 |         static ref re_memo         : Regex    = Regex::new(REGEX_EMAIL_MEMO).unwrap();
[INFO] [stdout]     |                    ^^^^^^^ help: convert the identifier to upper case: `RE_MEMO`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "4fbe7234eca77f843b8b9eb2caf7d7b8dc790cb49029cd7b7dfc258d1406e6ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fbe7234eca77f843b8b9eb2caf7d7b8dc790cb49029cd7b7dfc258d1406e6ea", kill_on_drop: false }`
[INFO] [stdout] 4fbe7234eca77f843b8b9eb2caf7d7b8dc790cb49029cd7b7dfc258d1406e6ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dd875bc5a3b874739c85c943fd87947dae96d2356fb4419125f068afe764ee66
[INFO] running `Command { std: "docker" "start" "-a" "dd875bc5a3b874739c85c943fd87947dae96d2356fb4419125f068afe764ee66", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/email_down.rs:33:35
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub fn main_() -> Result<i32, Box<Error>> {
[INFO] [stdout]    |                                   ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 33 - pub fn main_() -> Result<i32, Box<Error>> {
[INFO] [stdout] 33 + pub fn main_() -> Result<i32, Box<dyn Error>> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/email_down.rs:78:52
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn ed_search(&mut self)                    ->    Result<String, Box<Error>>    ;
[INFO] [stdout]    |                                                                         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 78 -     fn ed_search(&mut self)                    ->    Result<String, Box<Error>>    ;
[INFO] [stdout] 78 +     fn ed_search(&mut self)                    ->    Result<String, Box<dyn Error>>    ;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/email_down.rs:79:58
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn ed_fetch(&mut self, uid: &str)        ->    Result<i32    ,  Box<Error>>     ;
[INFO] [stdout]    |                                                                         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 79 -     fn ed_fetch(&mut self, uid: &str)        ->    Result<i32    ,  Box<Error>>     ;
[INFO] [stdout] 79 +     fn ed_fetch(&mut self, uid: &str)        ->    Result<i32    ,  Box<dyn Error>>     ;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/email_down.rs:80:64
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn ed_command(&mut self, command: &str)    ->    Result<String, Box<Error>>    ;
[INFO] [stdout]    |                                                                         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 80 -     fn ed_command(&mut self, command: &str)    ->    Result<String, Box<Error>>    ;
[INFO] [stdout] 80 +     fn ed_command(&mut self, command: &str)    ->    Result<String, Box<dyn Error>>    ;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/email_down.rs:84:49
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn ed_search(&mut self ) -> Result<String, Box<Error>>
[INFO] [stdout]    |                                                    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 84 -     fn ed_search(&mut self ) -> Result<String, Box<Error>>
[INFO] [stdout] 84 +     fn ed_search(&mut self ) -> Result<String, Box<dyn Error>>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/email_down.rs:93:56
[INFO] [stdout]    |
[INFO] [stdout] 93 |     fn ed_fetch(&mut self, uid: &str) -> Result<i32,  Box<Error>>
[INFO] [stdout]    |                                                           ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 93 -     fn ed_fetch(&mut self, uid: &str) -> Result<i32,  Box<Error>>
[INFO] [stdout] 93 +     fn ed_fetch(&mut self, uid: &str) -> Result<i32,  Box<dyn Error>>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/email_down.rs:119:65
[INFO] [stdout]     |
[INFO] [stdout] 119 |     fn ed_command(&mut self, command: &str)    -> Result<String,  Box<Error>> {
[INFO] [stdout]     |                                                                       ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 119 -     fn ed_command(&mut self, command: &str)    -> Result<String,  Box<Error>> {
[INFO] [stdout] 119 +     fn ed_command(&mut self, command: &str)    -> Result<String,  Box<dyn Error>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/email_proc.rs:38:35
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn main_() -> Result<i32, Box<Error>> {
[INFO] [stdout]    |                                   ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 38 - pub fn main_() -> Result<i32, Box<Error>> {
[INFO] [stdout] 38 + pub fn main_() -> Result<i32, Box<dyn Error>> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/email_proc.rs:93:80
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn process_email(path: &str ) -> Result <(Option<String>, Option<String>), Box<Error>>{
[INFO] [stdout]    |                                                                                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 93 - fn process_email(path: &str ) -> Result <(Option<String>, Option<String>), Box<Error>>{
[INFO] [stdout] 93 + fn process_email(path: &str ) -> Result <(Option<String>, Option<String>), Box<dyn Error>>{
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `re_s1` should have an upper case name
[INFO] [stdout]    --> src/email_proc.rs:104:14
[INFO] [stdout]     |
[INFO] [stdout] 104 |         static ref re_s1        : Regex    = Regex::new(REGEX_EMAIL_S1).unwrap();
[INFO] [stdout]     |                    ^^^^^ help: convert the identifier to upper case: `RE_S1`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `re_s2` should have an upper case name
[INFO] [stdout]    --> src/email_proc.rs:105:14
[INFO] [stdout]     |
[INFO] [stdout] 105 |         static ref re_s2        : Regex    = Regex::new(REGEX_EMAIL_S2).unwrap();
[INFO] [stdout]     |                    ^^^^^ help: convert the identifier to upper case: `RE_S2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `re_s3` should have an upper case name
[INFO] [stdout]    --> src/email_proc.rs:106:14
[INFO] [stdout]     |
[INFO] [stdout] 106 |         static ref re_s3        : Regex    = Regex::new(REGEX_EMAIL_S3).unwrap();
[INFO] [stdout]     |                    ^^^^^ help: convert the identifier to upper case: `RE_S3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `re_s4` should have an upper case name
[INFO] [stdout]    --> src/email_proc.rs:107:14
[INFO] [stdout]     |
[INFO] [stdout] 107 |         static ref re_s4        : Regex    = Regex::new(REGEX_EMAIL_S4).unwrap();
[INFO] [stdout]     |                    ^^^^^ help: convert the identifier to upper case: `RE_S4`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `re_s5` should have an upper case name
[INFO] [stdout]    --> src/email_proc.rs:108:14
[INFO] [stdout]     |
[INFO] [stdout] 108 |         static ref re_s5        : Regex    = Regex::new(REGEX_EMAIL_S5).unwrap();
[INFO] [stdout]     |                    ^^^^^ help: convert the identifier to upper case: `RE_S5`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `re_s6` should have an upper case name
[INFO] [stdout]    --> src/email_proc.rs:109:14
[INFO] [stdout]     |
[INFO] [stdout] 109 |         static ref re_s6        : Regex    = Regex::new(REGEX_EMAIL_S6).unwrap();
[INFO] [stdout]     |                    ^^^^^ help: convert the identifier to upper case: `RE_S6`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `re_s7` should have an upper case name
[INFO] [stdout]    --> src/email_proc.rs:110:14
[INFO] [stdout]     |
[INFO] [stdout] 110 |         static ref re_s7        : Regex    = Regex::new(REGEX_EMAIL_S7).unwrap();
[INFO] [stdout]     |                    ^^^^^ help: convert the identifier to upper case: `RE_S7`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `re_s8` should have an upper case name
[INFO] [stdout]    --> src/email_proc.rs:111:14
[INFO] [stdout]     |
[INFO] [stdout] 111 |         static ref re_s8        : Regex    = Regex::new(REGEX_EMAIL_S8).unwrap();
[INFO] [stdout]     |                    ^^^^^ help: convert the identifier to upper case: `RE_S8`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling email v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: static variable `re_from` should have an upper case name
[INFO] [stdout]    --> src/email_proc.rs:112:14
[INFO] [stdout]     |
[INFO] [stdout] 112 |         static ref re_from        : Regex    = Regex::new(REGEX_EMAIL_FROM).unwrap();
[INFO] [stdout]     |                    ^^^^^^^ help: convert the identifier to upper case: `RE_FROM`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `re_to` should have an upper case name
[INFO] [stdout]    --> src/email_proc.rs:113:14
[INFO] [stdout]     |
[INFO] [stdout] 113 |         static ref re_to        : Regex    = Regex::new(REGEX_EMAIL_TO).unwrap();
[INFO] [stdout]     |                    ^^^^^ help: convert the identifier to upper case: `RE_TO`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `re_subject` should have an upper case name
[INFO] [stdout]    --> src/email_proc.rs:114:14
[INFO] [stdout]     |
[INFO] [stdout] 114 |         static ref re_subject     : Regex    = Regex::new(REGEX_EMAIL_SUBJECT).unwrap();
[INFO] [stdout]     |                    ^^^^^^^^^^ help: convert the identifier to upper case: `RE_SUBJECT`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `re_memo` should have an upper case name
[INFO] [stdout]    --> src/email_proc.rs:115:14
[INFO] [stdout]     |
[INFO] [stdout] 115 |         static ref re_memo         : Regex    = Regex::new(REGEX_EMAIL_MEMO).unwrap();
[INFO] [stdout]     |                    ^^^^^^^ help: convert the identifier to upper case: `RE_MEMO`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/email_down.rs:33:35
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub fn main_() -> Result<i32, Box<Error>> {
[INFO] [stdout]    |                                   ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 33 - pub fn main_() -> Result<i32, Box<Error>> {
[INFO] [stdout] 33 + pub fn main_() -> Result<i32, Box<dyn Error>> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/email_down.rs:78:52
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn ed_search(&mut self)                    ->    Result<String, Box<Error>>    ;
[INFO] [stdout]    |                                                                         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 78 -     fn ed_search(&mut self)                    ->    Result<String, Box<Error>>    ;
[INFO] [stdout] 78 +     fn ed_search(&mut self)                    ->    Result<String, Box<dyn Error>>    ;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/email_down.rs:79:58
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn ed_fetch(&mut self, uid: &str)        ->    Result<i32    ,  Box<Error>>     ;
[INFO] [stdout]    |                                                                         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 79 -     fn ed_fetch(&mut self, uid: &str)        ->    Result<i32    ,  Box<Error>>     ;
[INFO] [stdout] 79 +     fn ed_fetch(&mut self, uid: &str)        ->    Result<i32    ,  Box<dyn Error>>     ;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/email_down.rs:80:64
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn ed_command(&mut self, command: &str)    ->    Result<String, Box<Error>>    ;
[INFO] [stdout]    |                                                                         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 80 -     fn ed_command(&mut self, command: &str)    ->    Result<String, Box<Error>>    ;
[INFO] [stdout] 80 +     fn ed_command(&mut self, command: &str)    ->    Result<String, Box<dyn Error>>    ;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/email_down.rs:84:49
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn ed_search(&mut self ) -> Result<String, Box<Error>>
[INFO] [stdout]    |                                                    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 84 -     fn ed_search(&mut self ) -> Result<String, Box<Error>>
[INFO] [stdout] 84 +     fn ed_search(&mut self ) -> Result<String, Box<dyn Error>>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/email_down.rs:93:56
[INFO] [stdout]    |
[INFO] [stdout] 93 |     fn ed_fetch(&mut self, uid: &str) -> Result<i32,  Box<Error>>
[INFO] [stdout]    |                                                           ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 93 -     fn ed_fetch(&mut self, uid: &str) -> Result<i32,  Box<Error>>
[INFO] [stdout] 93 +     fn ed_fetch(&mut self, uid: &str) -> Result<i32,  Box<dyn Error>>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/email_down.rs:119:65
[INFO] [stdout]     |
[INFO] [stdout] 119 |     fn ed_command(&mut self, command: &str)    -> Result<String,  Box<Error>> {
[INFO] [stdout]     |                                                                       ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 119 -     fn ed_command(&mut self, command: &str)    -> Result<String,  Box<Error>> {
[INFO] [stdout] 119 +     fn ed_command(&mut self, command: &str)    -> Result<String,  Box<dyn Error>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/email_proc.rs:38:35
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn main_() -> Result<i32, Box<Error>> {
[INFO] [stdout]    |                                   ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 38 - pub fn main_() -> Result<i32, Box<Error>> {
[INFO] [stdout] 38 + pub fn main_() -> Result<i32, Box<dyn Error>> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/email_proc.rs:93:80
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn process_email(path: &str ) -> Result <(Option<String>, Option<String>), Box<Error>>{
[INFO] [stdout]    |                                                                                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 93 - fn process_email(path: &str ) -> Result <(Option<String>, Option<String>), Box<Error>>{
[INFO] [stdout] 93 + fn process_email(path: &str ) -> Result <(Option<String>, Option<String>), Box<dyn Error>>{
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `re_s1` should have an upper case name
[INFO] [stdout]    --> src/email_proc.rs:104:14
[INFO] [stdout]     |
[INFO] [stdout] 104 |         static ref re_s1        : Regex    = Regex::new(REGEX_EMAIL_S1).unwrap();
[INFO] [stdout]     |                    ^^^^^ help: convert the identifier to upper case: `RE_S1`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `re_s2` should have an upper case name
[INFO] [stdout]    --> src/email_proc.rs:105:14
[INFO] [stdout]     |
[INFO] [stdout] 105 |         static ref re_s2        : Regex    = Regex::new(REGEX_EMAIL_S2).unwrap();
[INFO] [stdout]     |                    ^^^^^ help: convert the identifier to upper case: `RE_S2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `re_s3` should have an upper case name
[INFO] [stdout]    --> src/email_proc.rs:106:14
[INFO] [stdout]     |
[INFO] [stdout] 106 |         static ref re_s3        : Regex    = Regex::new(REGEX_EMAIL_S3).unwrap();
[INFO] [stdout]     |                    ^^^^^ help: convert the identifier to upper case: `RE_S3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `re_s4` should have an upper case name
[INFO] [stdout]    --> src/email_proc.rs:107:14
[INFO] [stdout]     |
[INFO] [stdout] 107 |         static ref re_s4        : Regex    = Regex::new(REGEX_EMAIL_S4).unwrap();
[INFO] [stdout]     |                    ^^^^^ help: convert the identifier to upper case: `RE_S4`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `re_s5` should have an upper case name
[INFO] [stdout]    --> src/email_proc.rs:108:14
[INFO] [stdout]     |
[INFO] [stdout] 108 |         static ref re_s5        : Regex    = Regex::new(REGEX_EMAIL_S5).unwrap();
[INFO] [stdout]     |                    ^^^^^ help: convert the identifier to upper case: `RE_S5`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `re_s6` should have an upper case name
[INFO] [stdout]    --> src/email_proc.rs:109:14
[INFO] [stdout]     |
[INFO] [stdout] 109 |         static ref re_s6        : Regex    = Regex::new(REGEX_EMAIL_S6).unwrap();
[INFO] [stdout]     |                    ^^^^^ help: convert the identifier to upper case: `RE_S6`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `re_s7` should have an upper case name
[INFO] [stdout]    --> src/email_proc.rs:110:14
[INFO] [stdout]     |
[INFO] [stdout] 110 |         static ref re_s7        : Regex    = Regex::new(REGEX_EMAIL_S7).unwrap();
[INFO] [stdout]     |                    ^^^^^ help: convert the identifier to upper case: `RE_S7`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `re_s8` should have an upper case name
[INFO] [stdout]    --> src/email_proc.rs:111:14
[INFO] [stdout]     |
[INFO] [stdout] 111 |         static ref re_s8        : Regex    = Regex::new(REGEX_EMAIL_S8).unwrap();
[INFO] [stdout]     |                    ^^^^^ help: convert the identifier to upper case: `RE_S8`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `re_from` should have an upper case name
[INFO] [stdout]    --> src/email_proc.rs:112:14
[INFO] [stdout]     |
[INFO] [stdout] 112 |         static ref re_from        : Regex    = Regex::new(REGEX_EMAIL_FROM).unwrap();
[INFO] [stdout]     |                    ^^^^^^^ help: convert the identifier to upper case: `RE_FROM`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `re_to` should have an upper case name
[INFO] [stdout]    --> src/email_proc.rs:113:14
[INFO] [stdout]     |
[INFO] [stdout] 113 |         static ref re_to        : Regex    = Regex::new(REGEX_EMAIL_TO).unwrap();
[INFO] [stdout]     |                    ^^^^^ help: convert the identifier to upper case: `RE_TO`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `re_subject` should have an upper case name
[INFO] [stdout]    --> src/email_proc.rs:114:14
[INFO] [stdout]     |
[INFO] [stdout] 114 |         static ref re_subject     : Regex    = Regex::new(REGEX_EMAIL_SUBJECT).unwrap();
[INFO] [stdout]     |                    ^^^^^^^^^^ help: convert the identifier to upper case: `RE_SUBJECT`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `re_memo` should have an upper case name
[INFO] [stdout]    --> src/email_proc.rs:115:14
[INFO] [stdout]     |
[INFO] [stdout] 115 |         static ref re_memo         : Regex    = Regex::new(REGEX_EMAIL_MEMO).unwrap();
[INFO] [stdout]     |                    ^^^^^^^ help: convert the identifier to upper case: `RE_MEMO`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.99s
[INFO] running `Command { std: "docker" "inspect" "dd875bc5a3b874739c85c943fd87947dae96d2356fb4419125f068afe764ee66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd875bc5a3b874739c85c943fd87947dae96d2356fb4419125f068afe764ee66", kill_on_drop: false }`
[INFO] [stdout] dd875bc5a3b874739c85c943fd87947dae96d2356fb4419125f068afe764ee66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2031829a921c09eb64e22e958bfbd7d6533b209cf6a14330930acad671f3781f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2031829a921c09eb64e22e958bfbd7d6533b209cf6a14330930acad671f3781f", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/email_down.rs:33:35
[INFO] [stderr]    |
[INFO] [stderr] 33 | pub fn main_() -> Result<i32, Box<Error>> {
[INFO] [stderr]    |                                   ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 33 - pub fn main_() -> Result<i32, Box<Error>> {
[INFO] [stderr] 33 + pub fn main_() -> Result<i32, Box<dyn Error>> {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/email_down.rs:78:52
[INFO] [stderr]    |
[INFO] [stderr] 78 |     fn ed_search(&mut self)                    ->    Result<String, Box<Error>>    ;
[INFO] [stderr]    |                                                                         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 78 -     fn ed_search(&mut self)                    ->    Result<String, Box<Error>>    ;
[INFO] [stderr] 78 +     fn ed_search(&mut self)                    ->    Result<String, Box<dyn Error>>    ;
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/email_down.rs:79:58
[INFO] [stderr]    |
[INFO] [stderr] 79 |     fn ed_fetch(&mut self, uid: &str)        ->    Result<i32    ,  Box<Error>>     ;
[INFO] [stderr]    |                                                                         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 79 -     fn ed_fetch(&mut self, uid: &str)        ->    Result<i32    ,  Box<Error>>     ;
[INFO] [stderr] 79 +     fn ed_fetch(&mut self, uid: &str)        ->    Result<i32    ,  Box<dyn Error>>     ;
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/email_down.rs:80:64
[INFO] [stderr]    |
[INFO] [stderr] 80 |     fn ed_command(&mut self, command: &str)    ->    Result<String, Box<Error>>    ;
[INFO] [stderr]    |                                                                         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 80 -     fn ed_command(&mut self, command: &str)    ->    Result<String, Box<Error>>    ;
[INFO] [stderr] 80 +     fn ed_command(&mut self, command: &str)    ->    Result<String, Box<dyn Error>>    ;
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/email_down.rs:84:49
[INFO] [stderr]    |
[INFO] [stderr] 84 |     fn ed_search(&mut self ) -> Result<String, Box<Error>>
[INFO] [stderr]    |                                                    ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 84 -     fn ed_search(&mut self ) -> Result<String, Box<Error>>
[INFO] [stderr] 84 +     fn ed_search(&mut self ) -> Result<String, Box<dyn Error>>
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/email_down.rs:93:56
[INFO] [stderr]    |
[INFO] [stderr] 93 |     fn ed_fetch(&mut self, uid: &str) -> Result<i32,  Box<Error>>
[INFO] [stderr]    |                                                           ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 93 -     fn ed_fetch(&mut self, uid: &str) -> Result<i32,  Box<Error>>
[INFO] [stderr] 93 +     fn ed_fetch(&mut self, uid: &str) -> Result<i32,  Box<dyn Error>>
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/email_down.rs:119:65
[INFO] [stderr]     |
[INFO] [stderr] 119 |     fn ed_command(&mut self, command: &str)    -> Result<String,  Box<Error>> {
[INFO] [stderr]     |                                                                       ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 119 -     fn ed_command(&mut self, command: &str)    -> Result<String,  Box<Error>> {
[INFO] [stderr] 119 +     fn ed_command(&mut self, command: &str)    -> Result<String,  Box<dyn Error>> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/email_proc.rs:38:35
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub fn main_() -> Result<i32, Box<Error>> {
[INFO] [stderr]    |                                   ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 38 - pub fn main_() -> Result<i32, Box<Error>> {
[INFO] [stderr] 38 + pub fn main_() -> Result<i32, Box<dyn Error>> {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/email_proc.rs:93:80
[INFO] [stderr]    |
[INFO] [stderr] 93 | fn process_email(path: &str ) -> Result <(Option<String>, Option<String>), Box<Error>>{
[INFO] [stderr]    |                                                                                ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 93 - fn process_email(path: &str ) -> Result <(Option<String>, Option<String>), Box<Error>>{
[INFO] [stderr] 93 + fn process_email(path: &str ) -> Result <(Option<String>, Option<String>), Box<dyn Error>>{
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `re_s1` should have an upper case name
[INFO] [stderr]    --> src/email_proc.rs:104:14
[INFO] [stderr]     |
[INFO] [stderr] 104 |         static ref re_s1        : Regex    = Regex::new(REGEX_EMAIL_S1).unwrap();
[INFO] [stderr]     |                    ^^^^^ help: convert the identifier to upper case: `RE_S1`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `re_s2` should have an upper case name
[INFO] [stderr]    --> src/email_proc.rs:105:14
[INFO] [stderr]     |
[INFO] [stderr] 105 |         static ref re_s2        : Regex    = Regex::new(REGEX_EMAIL_S2).unwrap();
[INFO] [stderr]     |                    ^^^^^ help: convert the identifier to upper case: `RE_S2`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `re_s3` should have an upper case name
[INFO] [stderr]    --> src/email_proc.rs:106:14
[INFO] [stderr]     |
[INFO] [stderr] 106 |         static ref re_s3        : Regex    = Regex::new(REGEX_EMAIL_S3).unwrap();
[INFO] [stderr]     |                    ^^^^^ help: convert the identifier to upper case: `RE_S3`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `re_s4` should have an upper case name
[INFO] [stderr]    --> src/email_proc.rs:107:14
[INFO] [stderr]     |
[INFO] [stderr] 107 |         static ref re_s4        : Regex    = Regex::new(REGEX_EMAIL_S4).unwrap();
[INFO] [stderr]     |                    ^^^^^ help: convert the identifier to upper case: `RE_S4`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `re_s5` should have an upper case name
[INFO] [stderr]    --> src/email_proc.rs:108:14
[INFO] [stderr]     |
[INFO] [stderr] 108 |         static ref re_s5        : Regex    = Regex::new(REGEX_EMAIL_S5).unwrap();
[INFO] [stderr]     |                    ^^^^^ help: convert the identifier to upper case: `RE_S5`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `re_s6` should have an upper case name
[INFO] [stderr]    --> src/email_proc.rs:109:14
[INFO] [stderr]     |
[INFO] [stderr] 109 |         static ref re_s6        : Regex    = Regex::new(REGEX_EMAIL_S6).unwrap();
[INFO] [stderr]     |                    ^^^^^ help: convert the identifier to upper case: `RE_S6`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `re_s7` should have an upper case name
[INFO] [stderr]    --> src/email_proc.rs:110:14
[INFO] [stderr]     |
[INFO] [stderr] 110 |         static ref re_s7        : Regex    = Regex::new(REGEX_EMAIL_S7).unwrap();
[INFO] [stderr]     |                    ^^^^^ help: convert the identifier to upper case: `RE_S7`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `re_s8` should have an upper case name
[INFO] [stderr]    --> src/email_proc.rs:111:14
[INFO] [stderr]     |
[INFO] [stderr] 111 |         static ref re_s8        : Regex    = Regex::new(REGEX_EMAIL_S8).unwrap();
[INFO] [stderr]     |                    ^^^^^ help: convert the identifier to upper case: `RE_S8`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `re_from` should have an upper case name
[INFO] [stderr]    --> src/email_proc.rs:112:14
[INFO] [stderr]     |
[INFO] [stderr] 112 |         static ref re_from        : Regex    = Regex::new(REGEX_EMAIL_FROM).unwrap();
[INFO] [stderr]     |                    ^^^^^^^ help: convert the identifier to upper case: `RE_FROM`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `re_to` should have an upper case name
[INFO] [stderr]    --> src/email_proc.rs:113:14
[INFO] [stderr]     |
[INFO] [stderr] 113 |         static ref re_to        : Regex    = Regex::new(REGEX_EMAIL_TO).unwrap();
[INFO] [stderr]     |                    ^^^^^ help: convert the identifier to upper case: `RE_TO`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `re_subject` should have an upper case name
[INFO] [stderr]    --> src/email_proc.rs:114:14
[INFO] [stderr]     |
[INFO] [stderr] 114 |         static ref re_subject     : Regex    = Regex::new(REGEX_EMAIL_SUBJECT).unwrap();
[INFO] [stderr]     |                    ^^^^^^^^^^ help: convert the identifier to upper case: `RE_SUBJECT`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `re_memo` should have an upper case name
[INFO] [stderr]    --> src/email_proc.rs:115:14
[INFO] [stderr]     |
[INFO] [stderr] 115 |         static ref re_memo         : Regex    = Regex::new(REGEX_EMAIL_MEMO).unwrap();
[INFO] [stderr]     |                    ^^^^^^^ help: convert the identifier to upper case: `RE_MEMO`
[INFO] [stderr] 
[INFO] [stderr] warning: `email` (lib) generated 21 warnings
[INFO] [stderr] warning: `email` (lib test) generated 21 warnings (21 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/email-c048265895108ead)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/deposit_email-b9bf0f9e89ed6385)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/email_down-8bde84032c88aa2e)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/email_proc-976d689c7579d454)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests email
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2031829a921c09eb64e22e958bfbd7d6533b209cf6a14330930acad671f3781f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2031829a921c09eb64e22e958bfbd7d6533b209cf6a14330930acad671f3781f", kill_on_drop: false }`
[INFO] [stdout] 2031829a921c09eb64e22e958bfbd7d6533b209cf6a14330930acad671f3781f