[INFO] cloning repository https://github.com/Dragoteryx/advent-of-code-2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Dragoteryx/advent-of-code-2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDragoteryx%2Fadvent-of-code-2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDragoteryx%2Fadvent-of-code-2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7bbd6994595ee2a32ccffbe9fc3723865ca92fe1
[INFO] checking Dragoteryx/advent-of-code-2021 against master#4eb62535fc12dd1a63fd43a4173e224e79313c4d for pr-158816
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDragoteryx%2Fadvent-of-code-2021" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Dragoteryx/advent-of-code-2021
[INFO] finished tweaking git repo https://github.com/Dragoteryx/advent-of-code-2021
[INFO] tweaked toml for git repo https://github.com/Dragoteryx/advent-of-code-2021 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Dragoteryx/advent-of-code-2021 on toolchain 4eb62535fc12dd1a63fd43a4173e224e79313c4d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Dragoteryx/advent-of-code-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" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 81fb3bb4588717d9d029ab8569a8a2eedb399462050f56599ec18e51ac803176
[INFO] running `Command { std: "docker" "start" "81fb3bb4588717d9d029ab8569a8a2eedb399462050f56599ec18e51ac803176", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81fb3bb4588717d9d029ab8569a8a2eedb399462050f56599ec18e51ac803176", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "81fb3bb4588717d9d029ab8569a8a2eedb399462050f56599ec18e51ac803176" "/opt/rustwide/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81fb3bb4588717d9d029ab8569a8a2eedb399462050f56599ec18e51ac803176", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "81fb3bb4588717d9d029ab8569a8a2eedb399462050f56599ec18e51ac803176" "/opt/rustwide/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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 itertools v0.10.3
[INFO] [stderr]     Checking day3 v0.1.0 (/opt/rustwide/workdir/day3)
[INFO] [stderr]     Checking day5 v0.1.0 (/opt/rustwide/workdir/day5)
[INFO] [stderr]     Checking day7 v0.1.0 (/opt/rustwide/workdir/day7)
[INFO] [stderr]     Checking day8 v0.1.0 (/opt/rustwide/workdir/day8)
[INFO] [stderr]     Checking day6 v0.1.0 (/opt/rustwide/workdir/day6)
[INFO] [stderr]     Checking day1 v0.1.0 (/opt/rustwide/workdir/day1)
[INFO] [stderr]     Checking day2 v0.1.0 (/opt/rustwide/workdir/day2)
[INFO] [stderr]     Checking day4 v0.1.0 (/opt/rustwide/workdir/day4)
[INFO] [stderr]     Checking day9 v0.1.0 (/opt/rustwide/workdir/day9)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> day9/src/main.rs:22:25
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn locations(heightmap: &Heightmap) -> impl Iterator<Item = Location> + '_ {
[INFO] [stdout]    |                         ^^^^^^^^^^                          ^^^^^^^^    ^^ the same lifetime is elided here
[INFO] [stdout]    |                         |                                   |
[INFO] [stdout]    |                         |                                   the same lifetime is hidden here
[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] 22 | fn locations(heightmap: &Heightmap) -> impl Iterator<Item = Location<'_>> + '_ {
[INFO] [stdout]    |                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> day9/src/main.rs:32:26
[INFO] [stdout]    |
[INFO] [stdout] 32 | fn low_points(heightmap: &Heightmap) -> impl Iterator<Item = Location> + '_ {
[INFO] [stdout]    |                          ^^^^^^^^^^                          ^^^^^^^^    ^^ the same lifetime is elided here
[INFO] [stdout]    |                          |                                   |
[INFO] [stdout]    |                          |                                   the same lifetime is hidden here
[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] 32 | fn low_points(heightmap: &Heightmap) -> impl Iterator<Item = Location<'_>> + '_ {
[INFO] [stdout]    |                                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> day9/src/main.rs:22:25
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn locations(heightmap: &Heightmap) -> impl Iterator<Item = Location> + '_ {
[INFO] [stdout]    |                         ^^^^^^^^^^                          ^^^^^^^^    ^^ the same lifetime is elided here
[INFO] [stdout]    |                         |                                   |
[INFO] [stdout]    |                         |                                   the same lifetime is hidden here
[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] 22 | fn locations(heightmap: &Heightmap) -> impl Iterator<Item = Location<'_>> + '_ {
[INFO] [stdout]    |                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> day9/src/main.rs:32:26
[INFO] [stdout]    |
[INFO] [stdout] 32 | fn low_points(heightmap: &Heightmap) -> impl Iterator<Item = Location> + '_ {
[INFO] [stdout]    |                          ^^^^^^^^^^                          ^^^^^^^^    ^^ the same lifetime is elided here
[INFO] [stdout]    |                          |                                   |
[INFO] [stdout]    |                          |                                   the same lifetime is hidden here
[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] 32 | fn low_points(heightmap: &Heightmap) -> impl Iterator<Item = Location<'_>> + '_ {
[INFO] [stdout]    |                                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.30s
[INFO] running `Command { std: "docker" "inspect" "81fb3bb4588717d9d029ab8569a8a2eedb399462050f56599ec18e51ac803176", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81fb3bb4588717d9d029ab8569a8a2eedb399462050f56599ec18e51ac803176", kill_on_drop: false }`
[INFO] [stdout] 81fb3bb4588717d9d029ab8569a8a2eedb399462050f56599ec18e51ac803176
