[INFO] cloning repository https://github.com/tonygoold/AdventOfCode2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tonygoold/AdventOfCode2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftonygoold%2FAdventOfCode2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftonygoold%2FAdventOfCode2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b9c980e57a04c0c7bdb4e8b025611bb4800212b6
[INFO] checking tonygoold/AdventOfCode2021 against try#f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2 for pr-156992
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftonygoold%2FAdventOfCode2021" "/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/tonygoold/AdventOfCode2021
[INFO] finished tweaking git repo https://github.com/tonygoold/AdventOfCode2021
[INFO] tweaked toml for git repo https://github.com/tonygoold/AdventOfCode2021 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tonygoold/AdventOfCode2021 on toolchain f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tonygoold/AdventOfCode2021 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" "+f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking tonygoold/AdventOfCode2021 against try#f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2 for pr-156992
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftonygoold%2FAdventOfCode2021" "/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/tonygoold/AdventOfCode2021
[INFO] finished tweaking git repo https://github.com/tonygoold/AdventOfCode2021
[INFO] tweaked toml for git repo https://github.com/tonygoold/AdventOfCode2021 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tonygoold/AdventOfCode2021 on toolchain f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tonygoold/AdventOfCode2021 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" "+f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b81bdadc988f4127f48896a2b686d5f207f3aa080fe28006ddc6f3f1b3fa66c9
[INFO] running `Command { std: "docker" "start" "-a" "b81bdadc988f4127f48896a2b686d5f207f3aa080fe28006ddc6f3f1b3fa66c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b81bdadc988f4127f48896a2b686d5f207f3aa080fe28006ddc6f3f1b3fa66c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b81bdadc988f4127f48896a2b686d5f207f3aa080fe28006ddc6f3f1b3fa66c9", kill_on_drop: false }`
[INFO] [stdout] b81bdadc988f4127f48896a2b686d5f207f3aa080fe28006ddc6f3f1b3fa66c9
[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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ce91599f641ecda3b3b974312a0ed25da006c683abcade4ef9a36dc1040261f
[INFO] running `Command { std: "docker" "start" "-a" "8ce91599f641ecda3b3b974312a0ed25da006c683abcade4ef9a36dc1040261f", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Checking app v0.1.0 (/opt/rustwide/workdir/app)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> app/src/grid.rs:45:17
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn iter(&self) -> Iter<T> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> app/src/grid.rs:45:17
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn iter(&self) -> Iter<T> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking day06 v0.1.0 (/opt/rustwide/workdir/day06)
[INFO] [stderr]     Checking day07 v0.1.0 (/opt/rustwide/workdir/day07)
[INFO] [stderr]     Checking day01 v0.1.0 (/opt/rustwide/workdir/day01)
[INFO] [stderr]     Checking day08 v0.1.0 (/opt/rustwide/workdir/day08)
[INFO] [stderr]     Checking day11 v0.1.0 (/opt/rustwide/workdir/day11)
[INFO] [stderr]     Checking day12 v0.1.0 (/opt/rustwide/workdir/day12)
[INFO] [stderr]     Checking day16 v0.1.0 (/opt/rustwide/workdir/day16)
[INFO] [stderr]     Checking day05 v0.1.0 (/opt/rustwide/workdir/day05)
[INFO] [stderr]     Checking day13 v0.1.0 (/opt/rustwide/workdir/day13)
[INFO] [stderr]     Checking day02 v0.1.0 (/opt/rustwide/workdir/day02)
[INFO] [stderr]     Checking day19 v0.1.0 (/opt/rustwide/workdir/day19)
[INFO] [stderr]     Checking day22 v0.1.0 (/opt/rustwide/workdir/day22)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> day16/src/bin/a.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Literal(usize),
[INFO] [stdout]    |     ------- ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 10 -     Literal(usize),
[INFO] [stdout] 10 +     Literal(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking day10 v0.1.0 (/opt/rustwide/workdir/day10)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> day16/src/bin/a.rs:89:14
[INFO] [stdout]    |
[INFO] [stdout] 89 |     BadDigit(char),
[INFO] [stdout]    |     -------- ^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ParseBitsError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 89 -     BadDigit(char),
[INFO] [stdout] 89 +     BadDigit(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking day21 v0.1.0 (/opt/rustwide/workdir/day21)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> day16/src/bin/b.rs:132:14
[INFO] [stdout]     |
[INFO] [stdout] 132 |     BadDigit(char),
[INFO] [stdout]     |     -------- ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ParseBitsError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 132 -     BadDigit(char),
[INFO] [stdout] 132 +     BadDigit(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> day19/src/bin/a.rs:210:14
[INFO] [stdout]     |
[INFO] [stdout] 210 |     BadCoord(ParseIntError),
[INFO] [stdout]     |     -------- ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ParsePositionError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 210 -     BadCoord(ParseIntError),
[INFO] [stdout] 210 +     BadCoord(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking day20 v0.1.0 (/opt/rustwide/workdir/day20)
[INFO] [stderr]     Checking day03 v0.1.0 (/opt/rustwide/workdir/day03)
[INFO] [stderr]     Checking day04 v0.1.0 (/opt/rustwide/workdir/day04)
[INFO] [stderr]     Checking day14 v0.1.0 (/opt/rustwide/workdir/day14)
[INFO] [stderr]     Checking day15 v0.1.0 (/opt/rustwide/workdir/day15)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> day16/src/bin/a.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Literal(usize),
[INFO] [stdout]    |     ------- ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 10 -     Literal(usize),
[INFO] [stdout] 10 +     Literal(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> day16/src/bin/a.rs:89:14
[INFO] [stdout]    |
[INFO] [stdout] 89 |     BadDigit(char),
[INFO] [stdout]    |     -------- ^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ParseBitsError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 89 -     BadDigit(char),
[INFO] [stdout] 89 +     BadDigit(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking day17 v0.1.0 (/opt/rustwide/workdir/day17)
[INFO] [stderr]     Checking day18 v0.1.0 (/opt/rustwide/workdir/day18)
[INFO] [stderr]     Checking day09 v0.1.0 (/opt/rustwide/workdir/day09)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> day19/src/bin/b.rs:210:14
[INFO] [stdout]     |
[INFO] [stdout] 210 |     BadCoord(ParseIntError),
[INFO] [stdout]     |     -------- ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ParsePositionError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 210 -     BadCoord(ParseIntError),
[INFO] [stdout] 210 +     BadCoord(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> day18/src/bin/b.rs:117:17
[INFO] [stdout]     |
[INFO] [stdout] 117 |     fn root_ref(&self) -> NodeRef {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 117 |     fn root_ref(&self) -> NodeRef<'_> {
[INFO] [stdout]     |                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> day18/src/bin/b.rs:124:13
[INFO] [stdout]     |
[INFO] [stdout] 124 |     fn iter(&self) -> TreeIter {
[INFO] [stdout]     |             ^^^^^     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |             |
[INFO] [stdout]     |             the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 124 |     fn iter(&self) -> TreeIter<'_> {
[INFO] [stdout]     |                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> day18/src/bin/b.rs:117:17
[INFO] [stdout]     |
[INFO] [stdout] 117 |     fn root_ref(&self) -> NodeRef {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 117 |     fn root_ref(&self) -> NodeRef<'_> {
[INFO] [stdout]     |                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> day18/src/bin/b.rs:124:13
[INFO] [stdout]     |
[INFO] [stdout] 124 |     fn iter(&self) -> TreeIter {
[INFO] [stdout]     |             ^^^^^     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |             |
[INFO] [stdout]     |             the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 124 |     fn iter(&self) -> TreeIter<'_> {
[INFO] [stdout]     |                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> day18/src/bin/a.rs:117:17
[INFO] [stdout]     |
[INFO] [stdout] 117 |     fn root_ref(&self) -> NodeRef {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 117 |     fn root_ref(&self) -> NodeRef<'_> {
[INFO] [stdout]     |                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> day18/src/bin/a.rs:124:13
[INFO] [stdout]     |
[INFO] [stdout] 124 |     fn iter(&self) -> TreeIter {
[INFO] [stdout]     |             ^^^^^     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |             |
[INFO] [stdout]     |             the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 124 |     fn iter(&self) -> TreeIter<'_> {
[INFO] [stdout]     |                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> day16/src/bin/b.rs:132:14
[INFO] [stdout]     |
[INFO] [stdout] 132 |     BadDigit(char),
[INFO] [stdout]     |     -------- ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ParseBitsError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 132 -     BadDigit(char),
[INFO] [stdout] 132 +     BadDigit(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> day19/src/bin/a.rs:210:14
[INFO] [stdout]     |
[INFO] [stdout] 210 |     BadCoord(ParseIntError),
[INFO] [stdout]     |     -------- ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ParsePositionError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 210 -     BadCoord(ParseIntError),
[INFO] [stdout] 210 +     BadCoord(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> day18/src/bin/a.rs:117:17
[INFO] [stdout]     |
[INFO] [stdout] 117 |     fn root_ref(&self) -> NodeRef {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 117 |     fn root_ref(&self) -> NodeRef<'_> {
[INFO] [stdout]     |                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> day18/src/bin/a.rs:124:13
[INFO] [stdout]     |
[INFO] [stdout] 124 |     fn iter(&self) -> TreeIter {
[INFO] [stdout]     |             ^^^^^     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |             |
[INFO] [stdout]     |             the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 124 |     fn iter(&self) -> TreeIter<'_> {
[INFO] [stdout]     |                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> day19/src/bin/b.rs:210:14
[INFO] [stdout]     |
[INFO] [stdout] 210 |     BadCoord(ParseIntError),
[INFO] [stdout]     |     -------- ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ParsePositionError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 210 -     BadCoord(ParseIntError),
[INFO] [stdout] 210 +     BadCoord(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "8ce91599f641ecda3b3b974312a0ed25da006c683abcade4ef9a36dc1040261f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ce91599f641ecda3b3b974312a0ed25da006c683abcade4ef9a36dc1040261f", kill_on_drop: false }`
[INFO] [stdout] 8ce91599f641ecda3b3b974312a0ed25da006c683abcade4ef9a36dc1040261f
