[INFO] cloning repository https://github.com/sesquipedalian-dev/advent-of-code-2020-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sesquipedalian-dev/advent-of-code-2020-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsesquipedalian-dev%2Fadvent-of-code-2020-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsesquipedalian-dev%2Fadvent-of-code-2020-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aaa626d7eab67fc9ff04fe67b0e2726f044cf0b9
[INFO] checking sesquipedalian-dev/advent-of-code-2020-rust against master#0c292c9667f1b202a9150d58bdd2e89e3e803996 for pr-92285
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsesquipedalian-dev%2Fadvent-of-code-2020-rust" "/workspace/builds/worker-71/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-71/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sesquipedalian-dev/advent-of-code-2020-rust on toolchain 0c292c9667f1b202a9150d58bdd2e89e3e803996
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0c292c9667f1b202a9150d58bdd2e89e3e803996" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sesquipedalian-dev/advent-of-code-2020-rust
[INFO] finished tweaking git repo https://github.com/sesquipedalian-dev/advent-of-code-2020-rust
[INFO] tweaked toml for git repo https://github.com/sesquipedalian-dev/advent-of-code-2020-rust written to /workspace/builds/worker-71/source/Cargo.toml
[INFO] crate git repo https://github.com/sesquipedalian-dev/advent-of-code-2020-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0c292c9667f1b202a9150d58bdd2e89e3e803996" "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-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+0c292c9667f1b202a9150d58bdd2e89e3e803996" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b99f2f368b9f434859b3bdbf64665aef9245248bbbc2b2e1a0af2a7f54b1fb12
[INFO] running `Command { std: "docker" "start" "-a" "b99f2f368b9f434859b3bdbf64665aef9245248bbbc2b2e1a0af2a7f54b1fb12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b99f2f368b9f434859b3bdbf64665aef9245248bbbc2b2e1a0af2a7f54b1fb12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b99f2f368b9f434859b3bdbf64665aef9245248bbbc2b2e1a0af2a7f54b1fb12", kill_on_drop: false }`
[INFO] [stdout] b99f2f368b9f434859b3bdbf64665aef9245248bbbc2b2e1a0af2a7f54b1fb12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+0c292c9667f1b202a9150d58bdd2e89e3e803996" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f67d353588112d533e7d1ebfb123612d4677d8d5c45c18b04efb6c6dfc89c1d6
[INFO] running `Command { std: "docker" "start" "-a" "f67d353588112d533e7d1ebfb123612d4677d8d5c45c18b04efb6c6dfc89c1d6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking advent_2020_common v0.1.0 (/opt/rustwide/workdir/advent_2020_common)
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> advent_2020_common/src/life.rs:476:13
[INFO] [stdout]     |
[INFO] [stdout] 476 |         let mut input = LifeSpace::<TwoD>::new(&example(), 2).unwrap();
[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]    --> advent_2020_common/src/life.rs:488:13
[INFO] [stdout]     |
[INFO] [stdout] 488 |         let mut input = LifeSpace::<TwoD>::new(&example(), 2).unwrap();
[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]    --> advent_2020_common/src/life.rs:498:13
[INFO] [stdout]     |
[INFO] [stdout] 498 |         let mut input = LifeSpace::<TwoD>::new(&example(), 2).unwrap();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking advent_2020_day_17 v0.1.0 (/opt/rustwide/workdir/advent_2020_day_17)
[INFO] [stderr]     Checking advent_2020_day_13 v0.1.0 (/opt/rustwide/workdir/advent_2020_day_13)
[INFO] [stderr]     Checking advent_2020_day_15 v0.1.0 (/opt/rustwide/workdir/advent_2020_day_15)
[INFO] [stderr]     Checking advent_2020_day_9 v0.1.0 (/opt/rustwide/workdir/advent_2020_day_9)
[INFO] [stderr]     Checking advent_2020_day_6 v0.1.0 (/opt/rustwide/workdir/advent_2020_day_6)
[INFO] [stderr]     Checking advent_2020_day_5 v0.1.0 (/opt/rustwide/workdir/advent_2020_day_5)
[INFO] [stderr]     Checking advent_2020_day_18 v0.1.0 (/opt/rustwide/workdir/advent_2020_day_18)
[INFO] [stderr]     Checking advent_2020_day_10 v0.1.0 (/opt/rustwide/workdir/advent_2020_day_10)
[INFO] [stderr]     Checking advent_2020_day_3 v0.1.0 (/opt/rustwide/workdir/advent_2020_day_3)
[INFO] [stderr]     Checking advent_2020_day_11 v0.1.0 (/opt/rustwide/workdir/advent_2020_day_11)
[INFO] [stderr]     Checking advent_2020_day_1 v0.1.0 (/opt/rustwide/workdir/advent_2020_day_1)
[INFO] [stderr]     Checking advent_2020_day_2 v0.1.0 (/opt/rustwide/workdir/advent_2020_day_2)
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> advent_2020_day_17/src/lib.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{HashSet, HashMap};
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mask`
[INFO] [stdout]   --> advent_2020_day_17/src/lib.rs:40:17
[INFO] [stdout]    |
[INFO] [stdout] 40 |             let mask = 0b11;
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_mask`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `spots`
[INFO] [stdout]  --> advent_2020_day_17/src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     spots: &'a HashMap<Coord<DimensionType>, LifeOption>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> advent_2020_day_17/src/lib.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{HashSet, HashMap};
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_second_third`
[INFO] [stdout]    --> advent_2020_day_18/src/lib.rs:228:8
[INFO] [stdout]     |
[INFO] [stdout] 228 |     fn test_second_third() { 
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mask`
[INFO] [stdout]   --> advent_2020_day_17/src/lib.rs:40:17
[INFO] [stdout]    |
[INFO] [stdout] 40 |             let mask = 0b11;
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_mask`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `spots`
[INFO] [stdout]  --> advent_2020_day_17/src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     spots: &'a HashMap<Coord<DimensionType>, LifeOption>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking advent_2020_day_7 v0.1.0 (/opt/rustwide/workdir/advent_2020_day_7)
[INFO] [stderr]     Checking advent_2020_day_8 v0.1.0 (/opt/rustwide/workdir/advent_2020_day_8)
[INFO] [stderr]     Checking advent_2020_day_19 v0.1.0 (/opt/rustwide/workdir/advent_2020_day_19)
[INFO] [stderr]     Checking advent_2020_day_4 v0.1.0 (/opt/rustwide/workdir/advent_2020_day_4)
[INFO] [stderr]     Checking advent_2020_day_16 v0.1.0 (/opt/rustwide/workdir/advent_2020_day_16)
[INFO] [stderr]     Checking advent_2020_day_12 v0.1.0 (/opt/rustwide/workdir/advent_2020_day_12)
[INFO] [stderr]     Checking advent_2020_day_14 v0.1.0 (/opt/rustwide/workdir/advent_2020_day_14)
[INFO] [stdout] warning: unused import: `Chunk`
[INFO] [stdout]  --> advent_2020_day_16/src/lib.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use itertools::{Chunk, Itertools};
[INFO] [stdout]   |                 ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Chunk`
[INFO] [stdout]  --> advent_2020_day_16/src/lib.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use itertools::{Chunk, Itertools};
[INFO] [stdout]   |                 ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Itertools`
[INFO] [stdout]  --> advent_2020_day_16/src/lib.rs:4:24
[INFO] [stdout]   |
[INFO] [stdout] 4 | use itertools::{Chunk, Itertools};
[INFO] [stdout]   |                        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Itertools`
[INFO] [stdout]  --> advent_2020_day_16/src/lib.rs:4:24
[INFO] [stdout]   |
[INFO] [stdout] 4 | use itertools::{Chunk, Itertools};
[INFO] [stdout]   |                        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 56s
[INFO] running `Command { std: "docker" "inspect" "f67d353588112d533e7d1ebfb123612d4677d8d5c45c18b04efb6c6dfc89c1d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f67d353588112d533e7d1ebfb123612d4677d8d5c45c18b04efb6c6dfc89c1d6", kill_on_drop: false }`
[INFO] [stdout] f67d353588112d533e7d1ebfb123612d4677d8d5c45c18b04efb6c6dfc89c1d6