[INFO] cloning repository https://github.com/Fr0benius/advent2019
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Fr0benius/advent2019" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFr0benius%2Fadvent2019", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFr0benius%2Fadvent2019'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c19473eb1096becb9dd23a1500bd7fb644648f3c
[INFO] checking Fr0benius/advent2019 against try#7b3da9103634dffd4f4365cfd8642427c781d99f+rustflags=-Dinherent-method-on-receiver for 152214-denied
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFr0benius%2Fadvent2019" "/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/Fr0benius/advent2019
[INFO] finished tweaking git repo https://github.com/Fr0benius/advent2019
[INFO] tweaked toml for git repo https://github.com/Fr0benius/advent2019 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Fr0benius/advent2019 on toolchain 7b3da9103634dffd4f4365cfd8642427c781d99f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7b3da9103634dffd4f4365cfd8642427c781d99f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Fr0benius/advent2019 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" "+7b3da9103634dffd4f4365cfd8642427c781d99f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+7b3da9103634dffd4f4365cfd8642427c781d99f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08e00ab5c634f8fc11fa3d1332119fe848e093a7de65f84533b873c676d4809f
[INFO] running `Command { std: "docker" "start" "-a" "08e00ab5c634f8fc11fa3d1332119fe848e093a7de65f84533b873c676d4809f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08e00ab5c634f8fc11fa3d1332119fe848e093a7de65f84533b873c676d4809f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08e00ab5c634f8fc11fa3d1332119fe848e093a7de65f84533b873c676d4809f", kill_on_drop: false }`
[INFO] [stdout] 08e00ab5c634f8fc11fa3d1332119fe848e093a7de65f84533b873c676d4809f
[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 -Dinherent-method-on-receiver" "-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+7b3da9103634dffd4f4365cfd8642427c781d99f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8981ce83903067cfff83554d138fbce4db3f41d02483fb526db52c67148b5e62
[INFO] running `Command { std: "docker" "start" "-a" "8981ce83903067cfff83554d138fbce4db3f41d02483fb526db52c67148b5e62", kill_on_drop: false }`
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]     Checking advent2019 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/dir.rs:21:28
[INFO] [stdout]    |
[INFO] [stdout] 21 |         .map(move |&delta| (mv((r, c), delta)))
[INFO] [stdout]    |                            ^                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 21 -         .map(move |&delta| (mv((r, c), delta)))
[INFO] [stdout] 21 +         .map(move |&delta| mv((r, c), delta) )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/parsing.rs:25:60
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn re_parser<'a, T: Extract<'a>>(re_str: &str) -> impl (Fn(&'a str) -> T) {
[INFO] [stdout]    |                                                            ^                ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 25 - pub fn re_parser<'a, T: Extract<'a>>(re_str: &str) -> impl (Fn(&'a str) -> T) {
[INFO] [stdout] 25 + pub fn re_parser<'a, T: Extract<'a>>(re_str: &str) -> impl Fn(&'a str) -> T  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/dir.rs:21:28
[INFO] [stdout]    |
[INFO] [stdout] 21 |         .map(move |&delta| (mv((r, c), delta)))
[INFO] [stdout]    |                            ^                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 21 -         .map(move |&delta| (mv((r, c), delta)))
[INFO] [stdout] 21 +         .map(move |&delta| mv((r, c), delta) )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/parsing.rs:25:60
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn re_parser<'a, T: Extract<'a>>(re_str: &str) -> impl (Fn(&'a str) -> T) {
[INFO] [stdout]    |                                                            ^                ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 25 - pub fn re_parser<'a, T: Extract<'a>>(re_str: &str) -> impl (Fn(&'a str) -> T) {
[INFO] [stdout] 25 + pub fn re_parser<'a, T: Extract<'a>>(re_str: &str) -> impl Fn(&'a str) -> T  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `Command { std: "docker" "inspect" "8981ce83903067cfff83554d138fbce4db3f41d02483fb526db52c67148b5e62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8981ce83903067cfff83554d138fbce4db3f41d02483fb526db52c67148b5e62", kill_on_drop: false }`
[INFO] [stdout] 8981ce83903067cfff83554d138fbce4db3f41d02483fb526db52c67148b5e62