[INFO] cloning repository https://github.com/ralexstokes/advent-of-code-2018
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ralexstokes/advent-of-code-2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fralexstokes%2Fadvent-of-code-2018", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fralexstokes%2Fadvent-of-code-2018'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 848f96d222733573f97e7bdeb9cea7036f2c3e20
[INFO] checking ralexstokes/advent-of-code-2018 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fralexstokes%2Fadvent-of-code-2018" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ralexstokes/advent-of-code-2018
[INFO] finished tweaking git repo https://github.com/ralexstokes/advent-of-code-2018
[INFO] tweaked toml for git repo https://github.com/ralexstokes/advent-of-code-2018 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ralexstokes/advent-of-code-2018 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ralexstokes/advent-of-code-2018 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 18066084590d9a31748808a728fb4900246ddc3f01459ffaa5e485f057b36a3f
[INFO] running `Command { std: "docker" "start" "-a" "18066084590d9a31748808a728fb4900246ddc3f01459ffaa5e485f057b36a3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18066084590d9a31748808a728fb4900246ddc3f01459ffaa5e485f057b36a3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18066084590d9a31748808a728fb4900246ddc3f01459ffaa5e485f057b36a3f", kill_on_drop: false }`
[INFO] [stdout] 18066084590d9a31748808a728fb4900246ddc3f01459ffaa5e485f057b36a3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf237975541f2f47cbcb01ae2e732130c21a2ef78157b575236ac7f69f87e336
[INFO] running `Command { std: "docker" "start" "-a" "cf237975541f2f47cbcb01ae2e732130c21a2ef78157b575236ac7f69f87e336", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.6.4
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking advent_of_code v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `sleeps`
[INFO] [stdout]    --> src/day_4.rs:146:29
[INFO] [stdout]     |
[INFO] [stdout] 146 |                         let sleeps = current_guard.minutes_asleep.len();
[INFO] [stdout]     |                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_sleeps`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sleeps`
[INFO] [stdout]    --> src/day_4.rs:174:17
[INFO] [stdout]     |
[INFO] [stdout] 174 |             let sleeps = current_guard.minutes_asleep.len();
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_sleeps`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<EventType, EventParseError>
[INFO] [stdout]    --> src/day_4.rs:97:63
[INFO] [stdout]     |
[INFO] [stdout]  97 |           fn from_str(s: &str) -> Result<Self, EventParseError> {
[INFO] [stdout]     |  _______________________________________________________________^
[INFO] [stdout]  98 | |             lazy_static! {
[INFO] [stdout]  99 | |                 static ref EventRE: Regex = Regex::new(r"^Guard #(\d+) begins shift$").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 110 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `EventRE` should have an upper case name
[INFO] [stdout]   --> src/day_4.rs:99:28
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 static ref EventRE: Regex = Regex::new(r"^Guard #(\d+) begins shift$").unwrap();
[INFO] [stdout]    |                            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] help: convert the identifier to upper case
[INFO] [stdout]    |
[INFO] [stdout] 99 -                 static ref EventRE: Regex = Regex::new(r"^Guard #(\d+) begins shift$").unwrap();
[INFO] [stdout] 99 +                 static ref EVENT_RE: Regex = Regex::new(r"^Guard #(\d+) begins shift$").unwrap();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<EventType, EventParseError>
[INFO] [stdout]    --> src/day_4.rs:101:13
[INFO] [stdout]     |
[INFO] [stdout] 101 | /             if s.contains("falls asleep") {
[INFO] [stdout] 102 | |                 Ok(EventType::FallsAsleep)
[INFO] [stdout] 103 | |             } else if s.contains("wakes up") {
[INFO] [stdout] 104 | |                 Ok(EventType::WakesUp)
[INFO] [stdout] ...   |
[INFO] [stdout] 108 | |                 Ok(EventType::Begins(id))
[INFO] [stdout] 109 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<EventType, EventParseError>
[INFO] [stdout]    --> src/day_4.rs:101:43
[INFO] [stdout]     |
[INFO] [stdout] 101 |               if s.contains("falls asleep") {
[INFO] [stdout]     |  ___________________________________________^
[INFO] [stdout] 102 | |                 Ok(EventType::FallsAsleep)
[INFO] [stdout] 103 | |             } else if s.contains("wakes up") {
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<EventType, EventParseError>
[INFO] [stdout]    --> src/day_4.rs:102:17
[INFO] [stdout]     |
[INFO] [stdout] 102 |                 Ok(EventType::FallsAsleep)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<EventType, EventParseError>
[INFO] [stdout]    --> src/day_4.rs:103:20
[INFO] [stdout]     |
[INFO] [stdout] 103 |               } else if s.contains("wakes up") {
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 104 | |                 Ok(EventType::WakesUp)
[INFO] [stdout] 105 | |             } else {
[INFO] [stdout] 106 | |                 let captures = EventRE.captures(s).unwrap();
[INFO] [stdout] 107 | |                 let id = (&captures[1]).parse().unwrap();
[INFO] [stdout] 108 | |                 Ok(EventType::Begins(id))
[INFO] [stdout] 109 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<EventType, EventParseError>
[INFO] [stdout]    --> src/day_4.rs:103:46
[INFO] [stdout]     |
[INFO] [stdout] 103 |               } else if s.contains("wakes up") {
[INFO] [stdout]     |  ______________________________________________^
[INFO] [stdout] 104 | |                 Ok(EventType::WakesUp)
[INFO] [stdout] 105 | |             } else {
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<EventType, EventParseError>
[INFO] [stdout]    --> src/day_4.rs:104:17
[INFO] [stdout]     |
[INFO] [stdout] 104 |                 Ok(EventType::WakesUp)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<EventType, EventParseError>
[INFO] [stdout]    --> src/day_4.rs:105:20
[INFO] [stdout]     |
[INFO] [stdout] 105 |               } else {
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 106 | |                 let captures = EventRE.captures(s).unwrap();
[INFO] [stdout] 107 | |                 let id = (&captures[1]).parse().unwrap();
[INFO] [stdout] 108 | |                 Ok(EventType::Begins(id))
[INFO] [stdout] 109 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<EventType, EventParseError>
[INFO] [stdout]    --> src/day_4.rs:108:17
[INFO] [stdout]     |
[INFO] [stdout] 108 |                 Ok(EventType::Begins(id))
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<EventType, EventParseError>
[INFO] [stdout]    --> src/day_4.rs:131:21
[INFO] [stdout]     |
[INFO] [stdout] 131 |         let event = captures["event"].parse().unwrap();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `advent_of_code` (lib test) due to 10 previous errors; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "cf237975541f2f47cbcb01ae2e732130c21a2ef78157b575236ac7f69f87e336", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf237975541f2f47cbcb01ae2e732130c21a2ef78157b575236ac7f69f87e336", kill_on_drop: false }`
[INFO] [stdout] cf237975541f2f47cbcb01ae2e732130c21a2ef78157b575236ac7f69f87e336
