[INFO] cloning repository https://github.com/JonoPrest/advent_of_code_2022
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JonoPrest/advent_of_code_2022" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJonoPrest%2Fadvent_of_code_2022", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJonoPrest%2Fadvent_of_code_2022'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] af2647c0da9c866539aecf67a8e3a891c5f36462
[INFO] checking JonoPrest/advent_of_code_2022 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJonoPrest%2Fadvent_of_code_2022" "/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/JonoPrest/advent_of_code_2022
[INFO] finished tweaking git repo https://github.com/JonoPrest/advent_of_code_2022
[INFO] tweaked toml for git repo https://github.com/JonoPrest/advent_of_code_2022 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/JonoPrest/advent_of_code_2022 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/JonoPrest/advent_of_code_2022 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3569533a8f10d518c80ebc18500729eebc82eb3c603e4464b3a96ae939b35858
[INFO] running `Command { std: "docker" "start" "-a" "3569533a8f10d518c80ebc18500729eebc82eb3c603e4464b3a96ae939b35858", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3569533a8f10d518c80ebc18500729eebc82eb3c603e4464b3a96ae939b35858", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3569533a8f10d518c80ebc18500729eebc82eb3c603e4464b3a96ae939b35858", kill_on_drop: false }`
[INFO] [stdout] 3569533a8f10d518c80ebc18500729eebc82eb3c603e4464b3a96ae939b35858
[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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f69287cfa7eac8ca39c7efe21f7e234a7a8b05ae2d7d62e135030cad0b739f77
[INFO] running `Command { std: "docker" "start" "-a" "f69287cfa7eac8ca39c7efe21f7e234a7a8b05ae2d7d62e135030cad0b739f77", 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]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking d7 v0.1.0 (/opt/rustwide/workdir/d07)
[INFO] [stderr]     Checking d4 v0.1.0 (/opt/rustwide/workdir/d04)
[INFO] [stderr]     Checking d1 v0.1.0 (/opt/rustwide/workdir/d01)
[INFO] [stderr]     Checking d9 v0.1.0 (/opt/rustwide/workdir/d09)
[INFO] [stderr]     Checking d8 v0.1.0 (/opt/rustwide/workdir/d08)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> d08/src/input_parser.rs:74:17
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn iter(&self) -> TreeGridIterator {
[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] 74 |     pub fn iter(&self) -> TreeGridIterator<'_> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking d3 v0.1.0 (/opt/rustwide/workdir/d03)
[INFO] [stderr]     Checking d6 v0.1.0 (/opt/rustwide/workdir/d06)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> d08/src/input_parser.rs:74:17
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn iter(&self) -> TreeGridIterator {
[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] 74 |     pub fn iter(&self) -> TreeGridIterator<'_> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> d07/src/filetree.rs:331:20
[INFO] [stdout]     |
[INFO] [stdout] 331 |         let path = PathBuf::from_str("/first/second/third/").unwrap();
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]  --> d06/src/input_parser.rs:6:29
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let mut file_copy = file.clone();
[INFO] [stdout]   |                             ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: the type `File` does not implement `Clone`, so calling `clone` on `&File` copies the reference, which does not do anything and can be removed
[INFO] [stdout]   = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]   |
[INFO] [stdout] 6 -     let mut file_copy = file.clone();
[INFO] [stdout] 6 +     let mut file_copy = file;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `d7` (bin "d7" test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]  --> d06/src/input_parser.rs:6:29
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let mut file_copy = file.clone();
[INFO] [stdout]   |                             ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: the type `File` does not implement `Clone`, so calling `clone` on `&File` copies the reference, which does not do anything and can be removed
[INFO] [stdout]   = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]   |
[INFO] [stdout] 6 -     let mut file_copy = file.clone();
[INFO] [stdout] 6 +     let mut file_copy = file;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f69287cfa7eac8ca39c7efe21f7e234a7a8b05ae2d7d62e135030cad0b739f77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f69287cfa7eac8ca39c7efe21f7e234a7a8b05ae2d7d62e135030cad0b739f77", kill_on_drop: false }`
[INFO] [stdout] f69287cfa7eac8ca39c7efe21f7e234a7a8b05ae2d7d62e135030cad0b739f77
