[INFO] cloning repository https://github.com/gobanos/adventofcode-2016
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gobanos/adventofcode-2016" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgobanos%2Fadventofcode-2016", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgobanos%2Fadventofcode-2016'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5d3f369f0921c25d0734cf710f9fcb8717c1b776
[INFO] testing gobanos/adventofcode-2016 against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgobanos%2Fadventofcode-2016" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gobanos/adventofcode-2016 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/gobanos/adventofcode-2016
[INFO] finished tweaking git repo https://github.com/gobanos/adventofcode-2016
[INFO] tweaked toml for git repo https://github.com/gobanos/adventofcode-2016 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/gobanos/adventofcode-2016 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]  Downloading crates ...
[INFO] [stderr]   Downloaded lazy_static v0.2.2
[INFO] [stderr]   Downloaded gcc v0.3.39
[INFO] [stderr]   Downloaded rustc-serialize v0.3.21
[INFO] [stderr]   Downloaded libc v0.2.18
[INFO] [stderr]   Downloaded time v0.1.35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8e4cfe1efe49ff88218e4b4656aed07cd2b63afddbf2a1714149a3f359e125cb
[INFO] running `Command { std: "docker" "start" "-a" "8e4cfe1efe49ff88218e4b4656aed07cd2b63afddbf2a1714149a3f359e125cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e4cfe1efe49ff88218e4b4656aed07cd2b63afddbf2a1714149a3f359e125cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e4cfe1efe49ff88218e4b4656aed07cd2b63afddbf2a1714149a3f359e125cb", kill_on_drop: false }`
[INFO] [stdout] 8e4cfe1efe49ff88218e4b4656aed07cd2b63afddbf2a1714149a3f359e125cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 57c87e7bf54f55b1a5b1d229c1669ca922bde5eb99d22dec8d148f1fbe78ed4a
[INFO] running `Command { std: "docker" "start" "-a" "57c87e7bf54f55b1a5b1d229c1669ca922bde5eb99d22dec8d148f1fbe78ed4a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.18
[INFO] [stderr]    Compiling gcc v0.3.39
[INFO] [stderr]    Compiling rustc-serialize v0.3.21
[INFO] [stderr]    Compiling lazy_static v0.2.2
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling time v0.1.35
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling adventofcode-2016 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/day4/problem1.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 | /     lazy_static! {
[INFO] [stdout] 51 | |         static ref RE: Regex = Regex::new(r"(?m)^([a-z-]+)-(\d+)\[([a-z]{5})\]$").unwrap();
[INFO] [stdout] 52 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/day4/problem1.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 | /     lazy_static! {
[INFO] [stdout] 51 | |         static ref RE: Regex = Regex::new(r"(?m)^([a-z-]+)-(\d+)\[([a-z]{5})\]$").unwrap();
[INFO] [stdout] 52 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/day4/problem2.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 | /     lazy_static! {
[INFO] [stdout] 66 | |         static ref RE: Regex = Regex::new(r"(?m)^([a-z-]+)-(\d+)\[([a-z]{5})\]$").unwrap();
[INFO] [stdout] 67 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/day4/problem2.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 | /     lazy_static! {
[INFO] [stdout] 66 | |         static ref RE: Regex = Regex::new(r"(?m)^([a-z-]+)-(\d+)\[([a-z]{5})\]$").unwrap();
[INFO] [stdout] 67 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/day8/problem1.rs:100:5
[INFO] [stdout]     |
[INFO] [stdout] 100 | /     lazy_static! {
[INFO] [stdout] 101 | |         static ref RE_RECT: Regex = Regex::new(r"^rect (\d+)x(\d+)$").unwrap();
[INFO] [stdout] 102 | |         static ref RE_ROTATE: Regex = Regex::new(r"^rotate (row|column) [xy]=(\d+) by (\d+)$").unwrap();
[INFO] [stdout] 103 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/day8/problem1.rs:100:5
[INFO] [stdout]     |
[INFO] [stdout] 100 | /     lazy_static! {
[INFO] [stdout] 101 | |         static ref RE_RECT: Regex = Regex::new(r"^rect (\d+)x(\d+)$").unwrap();
[INFO] [stdout] 102 | |         static ref RE_ROTATE: Regex = Regex::new(r"^rotate (row|column) [xy]=(\d+) by (\d+)$").unwrap();
[INFO] [stdout] 103 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/day8/problem1.rs:100:5
[INFO] [stdout]     |
[INFO] [stdout] 100 | /     lazy_static! {
[INFO] [stdout] 101 | |         static ref RE_RECT: Regex = Regex::new(r"^rect (\d+)x(\d+)$").unwrap();
[INFO] [stdout] 102 | |         static ref RE_ROTATE: Regex = Regex::new(r"^rotate (row|column) [xy]=(\d+) by (\d+)$").unwrap();
[INFO] [stdout] 103 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/day8/problem1.rs:100:5
[INFO] [stdout]     |
[INFO] [stdout] 100 | /     lazy_static! {
[INFO] [stdout] 101 | |         static ref RE_RECT: Regex = Regex::new(r"^rect (\d+)x(\d+)$").unwrap();
[INFO] [stdout] 102 | |         static ref RE_ROTATE: Regex = Regex::new(r"^rotate (row|column) [xy]=(\d+) by (\d+)$").unwrap();
[INFO] [stdout] 103 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/day8/problem2.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 94 | /     lazy_static! {
[INFO] [stdout] 95 | |         static ref RE_RECT: Regex = Regex::new(r"^rect (\d+)x(\d+)$").unwrap();
[INFO] [stdout] 96 | |         static ref RE_ROTATE: Regex = Regex::new(r"^rotate (row|column) [xy]=(\d+) by (\d+)$").unwrap();
[INFO] [stdout] 97 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/day8/problem2.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 94 | /     lazy_static! {
[INFO] [stdout] 95 | |         static ref RE_RECT: Regex = Regex::new(r"^rect (\d+)x(\d+)$").unwrap();
[INFO] [stdout] 96 | |         static ref RE_ROTATE: Regex = Regex::new(r"^rotate (row|column) [xy]=(\d+) by (\d+)$").unwrap();
[INFO] [stdout] 97 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/day8/problem2.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 94 | /     lazy_static! {
[INFO] [stdout] 95 | |         static ref RE_RECT: Regex = Regex::new(r"^rect (\d+)x(\d+)$").unwrap();
[INFO] [stdout] 96 | |         static ref RE_ROTATE: Regex = Regex::new(r"^rotate (row|column) [xy]=(\d+) by (\d+)$").unwrap();
[INFO] [stdout] 97 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/day8/problem2.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 94 | /     lazy_static! {
[INFO] [stdout] 95 | |         static ref RE_RECT: Regex = Regex::new(r"^rect (\d+)x(\d+)$").unwrap();
[INFO] [stdout] 96 | |         static ref RE_ROTATE: Regex = Regex::new(r"^rotate (row|column) [xy]=(\d+) by (\d+)$").unwrap();
[INFO] [stdout] 97 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day3/problem2.rs:27:17
[INFO] [stdout]    |
[INFO] [stdout] 27 |         for (i, mut col) in cols.iter_mut().enumerate() {
[INFO] [stdout]    |                 ----^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day8/problem2.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |         for mut row in self.pixels[0..dim.height].iter_mut() {
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day8/problem2.rs:20:17
[INFO] [stdout]    |
[INFO] [stdout] 20 |             for mut pixel in row[0..dim.width].iter_mut() {
[INFO] [stdout]    |                 ----^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day8/problem1.rs:16:21
[INFO] [stdout]    |
[INFO] [stdout] 16 |                 for mut row in self.pixels[0..dim.height].iter_mut() {
[INFO] [stdout]    |                     ----^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] ...
[INFO] [stdout] 81 | make_sized_screen!(Screen, width: 50, height: 6);
[INFO] [stdout]    | ------------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `make_sized_screen` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day8/problem1.rs:17:25
[INFO] [stdout]    |
[INFO] [stdout] 17 |                     for mut pixel in row[0..dim.width].iter_mut() {
[INFO] [stdout]    |                         ----^^^^^
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: remove this `mut`
[INFO] [stdout] ...
[INFO] [stdout] 81 | make_sized_screen!(Screen, width: 50, height: 6);
[INFO] [stdout]    | ------------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `make_sized_screen` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `nb_pixel_on`
[INFO] [stdout]   --> src/day8/problem2.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn nb_pixel_on(&self) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.37s
[INFO] running `Command { std: "docker" "inspect" "57c87e7bf54f55b1a5b1d229c1669ca922bde5eb99d22dec8d148f1fbe78ed4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57c87e7bf54f55b1a5b1d229c1669ca922bde5eb99d22dec8d148f1fbe78ed4a", kill_on_drop: false }`
[INFO] [stdout] 57c87e7bf54f55b1a5b1d229c1669ca922bde5eb99d22dec8d148f1fbe78ed4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] 5d08a4503140298b295dadbdd42b2040b2ba50a30a8415b29210f9dc2d475a9f
[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" "5d08a4503140298b295dadbdd42b2040b2ba50a30a8415b29210f9dc2d475a9f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling adventofcode-2016 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/day4/problem1.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 | /     lazy_static! {
[INFO] [stdout] 51 | |         static ref RE: Regex = Regex::new(r"(?m)^([a-z-]+)-(\d+)\[([a-z]{5})\]$").unwrap();
[INFO] [stdout] 52 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/day4/problem1.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 | /     lazy_static! {
[INFO] [stdout] 51 | |         static ref RE: Regex = Regex::new(r"(?m)^([a-z-]+)-(\d+)\[([a-z]{5})\]$").unwrap();
[INFO] [stdout] 52 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/day4/problem2.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 | /     lazy_static! {
[INFO] [stdout] 66 | |         static ref RE: Regex = Regex::new(r"(?m)^([a-z-]+)-(\d+)\[([a-z]{5})\]$").unwrap();
[INFO] [stdout] 67 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/day4/problem2.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 | /     lazy_static! {
[INFO] [stdout] 66 | |         static ref RE: Regex = Regex::new(r"(?m)^([a-z-]+)-(\d+)\[([a-z]{5})\]$").unwrap();
[INFO] [stdout] 67 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/day8/problem1.rs:100:5
[INFO] [stdout]     |
[INFO] [stdout] 100 | /     lazy_static! {
[INFO] [stdout] 101 | |         static ref RE_RECT: Regex = Regex::new(r"^rect (\d+)x(\d+)$").unwrap();
[INFO] [stdout] 102 | |         static ref RE_ROTATE: Regex = Regex::new(r"^rotate (row|column) [xy]=(\d+) by (\d+)$").unwrap();
[INFO] [stdout] 103 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/day8/problem1.rs:100:5
[INFO] [stdout]     |
[INFO] [stdout] 100 | /     lazy_static! {
[INFO] [stdout] 101 | |         static ref RE_RECT: Regex = Regex::new(r"^rect (\d+)x(\d+)$").unwrap();
[INFO] [stdout] 102 | |         static ref RE_ROTATE: Regex = Regex::new(r"^rotate (row|column) [xy]=(\d+) by (\d+)$").unwrap();
[INFO] [stdout] 103 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/day8/problem1.rs:100:5
[INFO] [stdout]     |
[INFO] [stdout] 100 | /     lazy_static! {
[INFO] [stdout] 101 | |         static ref RE_RECT: Regex = Regex::new(r"^rect (\d+)x(\d+)$").unwrap();
[INFO] [stdout] 102 | |         static ref RE_ROTATE: Regex = Regex::new(r"^rotate (row|column) [xy]=(\d+) by (\d+)$").unwrap();
[INFO] [stdout] 103 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/day8/problem1.rs:100:5
[INFO] [stdout]     |
[INFO] [stdout] 100 | /     lazy_static! {
[INFO] [stdout] 101 | |         static ref RE_RECT: Regex = Regex::new(r"^rect (\d+)x(\d+)$").unwrap();
[INFO] [stdout] 102 | |         static ref RE_ROTATE: Regex = Regex::new(r"^rotate (row|column) [xy]=(\d+) by (\d+)$").unwrap();
[INFO] [stdout] 103 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/day8/problem2.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 94 | /     lazy_static! {
[INFO] [stdout] 95 | |         static ref RE_RECT: Regex = Regex::new(r"^rect (\d+)x(\d+)$").unwrap();
[INFO] [stdout] 96 | |         static ref RE_ROTATE: Regex = Regex::new(r"^rotate (row|column) [xy]=(\d+) by (\d+)$").unwrap();
[INFO] [stdout] 97 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/day8/problem2.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 94 | /     lazy_static! {
[INFO] [stdout] 95 | |         static ref RE_RECT: Regex = Regex::new(r"^rect (\d+)x(\d+)$").unwrap();
[INFO] [stdout] 96 | |         static ref RE_ROTATE: Regex = Regex::new(r"^rotate (row|column) [xy]=(\d+) by (\d+)$").unwrap();
[INFO] [stdout] 97 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/day8/problem2.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 94 | /     lazy_static! {
[INFO] [stdout] 95 | |         static ref RE_RECT: Regex = Regex::new(r"^rect (\d+)x(\d+)$").unwrap();
[INFO] [stdout] 96 | |         static ref RE_ROTATE: Regex = Regex::new(r"^rotate (row|column) [xy]=(\d+) by (\d+)$").unwrap();
[INFO] [stdout] 97 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/day8/problem2.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 94 | /     lazy_static! {
[INFO] [stdout] 95 | |         static ref RE_RECT: Regex = Regex::new(r"^rect (\d+)x(\d+)$").unwrap();
[INFO] [stdout] 96 | |         static ref RE_ROTATE: Regex = Regex::new(r"^rotate (row|column) [xy]=(\d+) by (\d+)$").unwrap();
[INFO] [stdout] 97 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day3/problem2.rs:27:17
[INFO] [stdout]    |
[INFO] [stdout] 27 |         for (i, mut col) in cols.iter_mut().enumerate() {
[INFO] [stdout]    |                 ----^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day8/problem2.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |         for mut row in self.pixels[0..dim.height].iter_mut() {
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day8/problem2.rs:20:17
[INFO] [stdout]    |
[INFO] [stdout] 20 |             for mut pixel in row[0..dim.width].iter_mut() {
[INFO] [stdout]    |                 ----^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day8/problem1.rs:16:21
[INFO] [stdout]    |
[INFO] [stdout] 16 |                 for mut row in self.pixels[0..dim.height].iter_mut() {
[INFO] [stdout]    |                     ----^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] ...
[INFO] [stdout] 81 | make_sized_screen!(Screen, width: 50, height: 6);
[INFO] [stdout]    | ------------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `make_sized_screen` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day8/problem1.rs:17:25
[INFO] [stdout]    |
[INFO] [stdout] 17 |                     for mut pixel in row[0..dim.width].iter_mut() {
[INFO] [stdout]    |                         ----^^^^^
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: remove this `mut`
[INFO] [stdout] ...
[INFO] [stdout] 81 | make_sized_screen!(Screen, width: 50, height: 6);
[INFO] [stdout]    | ------------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `make_sized_screen` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/day8/problem1.rs:16:21
[INFO] [stdout]     |
[INFO] [stdout] 16  |                 for mut row in self.pixels[0..dim.height].iter_mut() {
[INFO] [stdout]     |                     ----^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] ...
[INFO] [stdout] 163 |     make_sized_screen!(TestScreen, width: 7, height: 3);
[INFO] [stdout]     |     --------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `make_sized_screen` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/day8/problem1.rs:17:25
[INFO] [stdout]     |
[INFO] [stdout] 17  |                     for mut pixel in row[0..dim.width].iter_mut() {
[INFO] [stdout]     |                         ----^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] ...
[INFO] [stdout] 163 |     make_sized_screen!(TestScreen, width: 7, height: 3);
[INFO] [stdout]     |     --------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `make_sized_screen` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `nb_pixel_on`
[INFO] [stdout]   --> src/day8/problem2.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn nb_pixel_on(&self) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `nb_pixel_on`
[INFO] [stdout]    --> src/day8/problem1.rs:45:13
[INFO] [stdout]     |
[INFO] [stdout] 45  |             fn nb_pixel_on(&self) -> usize {
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 163 |     make_sized_screen!(TestScreen, width: 7, height: 3);
[INFO] [stdout]     |     --------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `make_sized_screen` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.39s
[INFO] running `Command { std: "docker" "inspect" "5d08a4503140298b295dadbdd42b2040b2ba50a30a8415b29210f9dc2d475a9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d08a4503140298b295dadbdd42b2040b2ba50a30a8415b29210f9dc2d475a9f", kill_on_drop: false }`
[INFO] [stdout] 5d08a4503140298b295dadbdd42b2040b2ba50a30a8415b29210f9dc2d475a9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 06368f1226a3ee34a4df104a41d37d6d16c0ac1ee2a383bd8fee77832ce65d35
[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" "06368f1226a3ee34a4df104a41d37d6d16c0ac1ee2a383bd8fee77832ce65d35", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> src/day4/problem1.rs:50:5
[INFO] [stderr]    |
[INFO] [stderr] 50 | /     lazy_static! {
[INFO] [stderr] 51 | |         static ref RE: Regex = Regex::new(r"(?m)^([a-z-]+)-(\d+)\[([a-z]{5})\]$").unwrap();
[INFO] [stderr] 52 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> src/day4/problem1.rs:50:5
[INFO] [stderr]    |
[INFO] [stderr] 50 | /     lazy_static! {
[INFO] [stderr] 51 | |         static ref RE: Regex = Regex::new(r"(?m)^([a-z-]+)-(\d+)\[([a-z]{5})\]$").unwrap();
[INFO] [stderr] 52 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> src/day4/problem2.rs:65:5
[INFO] [stderr]    |
[INFO] [stderr] 65 | /     lazy_static! {
[INFO] [stderr] 66 | |         static ref RE: Regex = Regex::new(r"(?m)^([a-z-]+)-(\d+)\[([a-z]{5})\]$").unwrap();
[INFO] [stderr] 67 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]    --> src/day8/problem1.rs:100:5
[INFO] [stderr]     |
[INFO] [stderr] 100 | /     lazy_static! {
[INFO] [stderr] 101 | |         static ref RE_RECT: Regex = Regex::new(r"^rect (\d+)x(\d+)$").unwrap();
[INFO] [stderr] 102 | |         static ref RE_ROTATE: Regex = Regex::new(r"^rotate (row|column) [xy]=(\d+) by (\d+)$").unwrap();
[INFO] [stderr] 103 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> src/day8/problem2.rs:94:5
[INFO] [stderr]    |
[INFO] [stderr] 94 | /     lazy_static! {
[INFO] [stderr] 95 | |         static ref RE_RECT: Regex = Regex::new(r"^rect (\d+)x(\d+)$").unwrap();
[INFO] [stderr] 96 | |         static ref RE_ROTATE: Regex = Regex::new(r"^rotate (row|column) [xy]=(\d+) by (\d+)$").unwrap();
[INFO] [stderr] 97 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/day3/problem2.rs:27:17
[INFO] [stderr]    |
[INFO] [stderr] 27 |         for (i, mut col) in cols.iter_mut().enumerate() {
[INFO] [stderr]    |                 ----^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/day8/problem2.rs:19:13
[INFO] [stderr]    |
[INFO] [stderr] 19 |         for mut row in self.pixels[0..dim.height].iter_mut() {
[INFO] [stderr]    |             ----^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/day8/problem2.rs:20:17
[INFO] [stderr]    |
[INFO] [stderr] 20 |             for mut pixel in row[0..dim.width].iter_mut() {
[INFO] [stderr]    |                 ----^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/day8/problem1.rs:16:21
[INFO] [stderr]    |
[INFO] [stderr] 16 |                 for mut row in self.pixels[0..dim.height].iter_mut() {
[INFO] [stderr]    |                     ----^^^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr] ...
[INFO] [stderr] 81 | make_sized_screen!(Screen, width: 50, height: 6);
[INFO] [stderr]    | ------------------------------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `make_sized_screen` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/day8/problem1.rs:17:25
[INFO] [stderr]    |
[INFO] [stderr] 17 |                     for mut pixel in row[0..dim.width].iter_mut() {
[INFO] [stderr]    |                         ----^^^^^
[INFO] [stderr]    |                         |
[INFO] [stderr]    |                         help: remove this `mut`
[INFO] [stderr] ...
[INFO] [stderr] 81 | make_sized_screen!(Screen, width: 50, height: 6);
[INFO] [stderr]    | ------------------------------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `make_sized_screen` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/day8/problem1.rs:16:21
[INFO] [stderr]     |
[INFO] [stderr] 16  |                 for mut row in self.pixels[0..dim.height].iter_mut() {
[INFO] [stderr]     |                     ----^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] ...
[INFO] [stderr] 163 |     make_sized_screen!(TestScreen, width: 7, height: 3);
[INFO] [stderr]     |     --------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `make_sized_screen` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/day8/problem1.rs:17:25
[INFO] [stderr]     |
[INFO] [stderr] 17  |                     for mut pixel in row[0..dim.width].iter_mut() {
[INFO] [stderr]     |                         ----^^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr] ...
[INFO] [stderr] 163 |     make_sized_screen!(TestScreen, width: 7, height: 3);
[INFO] [stderr]     |     --------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `make_sized_screen` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `nb_pixel_on`
[INFO] [stderr]   --> src/day8/problem2.rs:48:8
[INFO] [stderr]    |
[INFO] [stderr] 48 |     fn nb_pixel_on(&self) -> usize {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `nb_pixel_on`
[INFO] [stderr]    --> src/day8/problem1.rs:45:13
[INFO] [stderr]     |
[INFO] [stderr] 45  |             fn nb_pixel_on(&self) -> usize {
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 163 |     make_sized_screen!(TestScreen, width: 7, height: 3);
[INFO] [stderr]     |     --------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `make_sized_screen` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `adventofcode-2016` (bin "adventofcode-2016" test) generated 21 warnings (7 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/adventofcode_2016-7de143892f23c1ed)
[INFO] [stdout] 
[INFO] [stdout] running 43 tests
[INFO] [stdout] test day1::problem1::parsed_sample2 ... ok
[INFO] [stdout] test day1::problem1::parsed_sample3 ... ok
[INFO] [stdout] test day1::problem1::test::sample1 ... ok
[INFO] [stdout] test day1::problem1::test::sample2 ... ok
[INFO] [stdout] test day1::problem1::test::sample3 ... ok
[INFO] [stdout] test day1::problem2::test::sample ... ok
[INFO] [stdout] test day2::problem1::parsed_sample ... ok
[INFO] [stdout] test day2::problem1::test::sample ... ok
[INFO] [stdout] test day2::problem2::parsed_sample ... ok
[INFO] [stdout] test day3::problem2::parsed_valid ... ok
[INFO] [stdout] test day2::problem2::test::sample ... ok
[INFO] [stdout] test day3::problem1::parsed_sample ... ok
[INFO] [stdout] test day3::problem1::test::valid ... ok
[INFO] [stdout] test day3::problem2::parsed_sample ... ok
[INFO] [stdout] test day3::problem2::test::sample ... ok
[INFO] [stdout] test day4::problem1::parsed_sample1 ... ok
[INFO] [stdout] test day4::problem1::parsed_sample2 ... ok
[INFO] [stdout] test day1::problem1::parsed_sample1 ... ok
[INFO] [stdout] test day1::problem2::parsed_sample ... ok
[INFO] [stdout] test day4::problem2::parsed_sample4 ... ok
[INFO] [stdout] test day4::problem1::parsed_sample3 ... ok
[INFO] [stdout] test day4::problem1::parsed_sample4 ... ok
[INFO] [stdout] test day4::problem1::test::sample ... ok
[INFO] [stdout] test day4::problem2::decrypt ... ok
[INFO] [stdout] test day4::problem2::parsed_sample1 ... ok
[INFO] [stdout] test day4::problem2::parsed_sample2 ... ok
[INFO] [stdout] test day4::problem2::parsed_sample3 ... ok
[INFO] [stdout] test day7::problem1::test::sample ... ok
[INFO] [stdout] test day7::problem1::parsed_sample1 ... ok
[INFO] [stdout] test day3::problem1::parsed_valid ... ok
[INFO] [stdout] test day7::problem1::parsed_sample2 ... ok
[INFO] [stdout] test day7::problem1::sample1 ... ok
[INFO] [stdout] test day3::problem1::test::sample ... ok
[INFO] [stdout] test day6::problem1::sample ... ok
[INFO] [stdout] test day6::problem2::sample ... ok
[INFO] [stdout] test day7::problem2::aba ... ok
[INFO] [stdout] test day7::problem2::sample1 ... ok
[INFO] [stdout] test day7::problem2::test::sample ... ok
[INFO] [stdout] test day7::problem2::word_aba ... ok
[INFO] [stdout] test day8::problem1::test::sample ... ok
[INFO] [stdout] test day5::problem1::sample ... ok
[INFO] [stdout] test day5::problem1::test::sample has been running for over 60 seconds
[INFO] [stdout] test day5::problem2::test::sample has been running for over 60 seconds
[INFO] [stdout] test day5::problem1::test::sample ... ok
[INFO] [stdout] test day5::problem2::test::sample ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 43 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 102.88s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "06368f1226a3ee34a4df104a41d37d6d16c0ac1ee2a383bd8fee77832ce65d35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06368f1226a3ee34a4df104a41d37d6d16c0ac1ee2a383bd8fee77832ce65d35", kill_on_drop: false }`
[INFO] [stdout] 06368f1226a3ee34a4df104a41d37d6d16c0ac1ee2a383bd8fee77832ce65d35