[INFO] cloning repository https://github.com/chiroptical/aoc-2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chiroptical/aoc-2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchiroptical%2Faoc-2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchiroptical%2Faoc-2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6e3939bd353741ef9e69cb9e295ef99bb3a4d8ab
[INFO] checking chiroptical/aoc-2021 against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchiroptical%2Faoc-2021" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/chiroptical/aoc-2021
[INFO] finished tweaking git repo https://github.com/chiroptical/aoc-2021
[INFO] tweaked toml for git repo https://github.com/chiroptical/aoc-2021 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/chiroptical/aoc-2021 on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/chiroptical/aoc-2021 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pdqselect v0.1.0
[INFO] [stderr]   Downloaded as-slice v0.1.5
[INFO] [stderr]   Downloaded hash32 v0.1.1
[INFO] [stderr]   Downloaded geographiclib-rs v0.2.0
[INFO] [stderr]   Downloaded robust v0.2.3
[INFO] [stderr]   Downloaded geo-types v0.7.2
[INFO] [stderr]   Downloaded heapless v0.6.1
[INFO] [stderr]   Downloaded rstar v0.8.4
[INFO] [stderr]   Downloaded wide v0.7.1
[INFO] [stderr]   Downloaded geo v0.18.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c70a4bd78fe24889fde338ba9a455acb6af2815e133b0dadb0d0acb1a4f02158
[INFO] running `Command { std: "docker" "start" "-a" "c70a4bd78fe24889fde338ba9a455acb6af2815e133b0dadb0d0acb1a4f02158", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c70a4bd78fe24889fde338ba9a455acb6af2815e133b0dadb0d0acb1a4f02158", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c70a4bd78fe24889fde338ba9a455acb6af2815e133b0dadb0d0acb1a4f02158", kill_on_drop: false }`
[INFO] [stdout] c70a4bd78fe24889fde338ba9a455acb6af2815e133b0dadb0d0acb1a4f02158
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41aef68f01cb6971fab0c41ffda1fb1639880886ce59ef24cb5965c7e0a37443
[INFO] running `Command { std: "docker" "start" "-a" "41aef68f01cb6971fab0c41ffda1fb1639880886ce59ef24cb5965c7e0a37443", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling heapless v0.6.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]     Checking pdqselect v0.1.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking safe_arch v0.6.0
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]    Compiling paste v1.0.6
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]     Checking approx v0.5.0
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]     Checking geographiclib-rs v0.2.0
[INFO] [stderr]     Checking robust v0.2.3
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking wide v0.7.1
[INFO] [stderr]     Checking hash32 v0.1.1
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking generic-array v0.13.3
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking as-slice v0.1.5
[INFO] [stderr]     Checking rstar v0.8.4
[INFO] [stderr]     Checking simba v0.6.0
[INFO] [stderr]     Checking geo-types v0.7.2
[INFO] [stderr]     Checking geo v0.18.0
[INFO] [stderr]    Compiling nalgebra-macros v0.1.0
[INFO] [stderr]     Checking nalgebra v0.29.0
[INFO] [stderr]     Checking aoc-2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: found module declaration for lib.rs
[INFO] [stdout]   --> src/main.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | mod lib;
[INFO] [stdout]    | ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: lib.rs is the root of this crate's library target
[INFO] [stdout]    = help: to refer to it from other targets, use the library's name as the path
[INFO] [stdout]    = note: `#[warn(special_module_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: found module declaration for lib.rs
[INFO] [stdout]   --> src/main.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | mod lib;
[INFO] [stdout]    | ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: lib.rs is the root of this crate's library target
[INFO] [stdout]    = help: to refer to it from other targets, use the library's name as the path
[INFO] [stdout]    = note: `#[warn(special_module_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Res` is never used
[INFO] [stdout]  --> src/lib.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub type Res<T, U> = IResult<T, U, VerboseError<T>>;
[INFO] [stdout]   |          ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_lines` is never used
[INFO] [stdout]  --> src/lib.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn read_lines<P>(filename: P) -> IOResult<Lines<BufReader<File>>>
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_file_and_parse_lines` is never used
[INFO] [stdout]   --> src/lib.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn read_file_and_parse_lines<P, T>(p: P, f: fn(&String) -> Option<T>) -> Vec<T>
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Semigroup` is never used
[INFO] [stdout]   --> src/lib.rs:42:11
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub trait Semigroup {
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Monoid` is never used
[INFO] [stdout]   --> src/lib.rs:46:11
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub trait Monoid {
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Res` is never used
[INFO] [stdout]  --> src/lib.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub type Res<T, U> = IResult<T, U, VerboseError<T>>;
[INFO] [stdout]   |          ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_lines` is never used
[INFO] [stdout]  --> src/lib.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn read_lines<P>(filename: P) -> IOResult<Lines<BufReader<File>>>
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_file_and_parse_lines` is never used
[INFO] [stdout]   --> src/lib.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn read_file_and_parse_lines<P, T>(p: P, f: fn(&String) -> Option<T>) -> Vec<T>
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Semigroup` is never used
[INFO] [stdout]   --> src/lib.rs:42:11
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub trait Semigroup {
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Monoid` is never used
[INFO] [stdout]   --> src/lib.rs:46:11
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub trait Monoid {
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.39s
[INFO] running `Command { std: "docker" "inspect" "41aef68f01cb6971fab0c41ffda1fb1639880886ce59ef24cb5965c7e0a37443", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41aef68f01cb6971fab0c41ffda1fb1639880886ce59ef24cb5965c7e0a37443", kill_on_drop: false }`
[INFO] [stdout] 41aef68f01cb6971fab0c41ffda1fb1639880886ce59ef24cb5965c7e0a37443
