[INFO] cloning repository https://github.com/l0s/advent-of-code-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/l0s/advent-of-code-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fl0s%2Fadvent-of-code-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fl0s%2Fadvent-of-code-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ed2d865555c7eda64985636c18b8b7a6464754d0
[INFO] checking l0s/advent-of-code-rust against try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fl0s%2Fadvent-of-code-rust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/l0s/advent-of-code-rust
[INFO] finished tweaking git repo https://github.com/l0s/advent-of-code-rust
[INFO] tweaked toml for git repo https://github.com/l0s/advent-of-code-rust written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/l0s/advent-of-code-rust on toolchain 93086cfebfccb79083c59d0d3b2052944bba643c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/l0s/advent-of-code-rust 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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 06d35592cf849a6731d935a354f363931c42679054b5dde61da75077772c68a7
[INFO] running `Command { std: "docker" "start" "-a" "06d35592cf849a6731d935a354f363931c42679054b5dde61da75077772c68a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06d35592cf849a6731d935a354f363931c42679054b5dde61da75077772c68a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06d35592cf849a6731d935a354f363931c42679054b5dde61da75077772c68a7", kill_on_drop: false }`
[INFO] [stdout] 06d35592cf849a6731d935a354f363931c42679054b5dde61da75077772c68a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9d037e85adbf13ca74ed2f5a8c8312416fe95a5f6d10aeef407533d00c95849
[INFO] running `Command { std: "docker" "start" "-a" "e9d037e85adbf13ca74ed2f5a8c8312416fe95a5f6d10aeef407533d00c95849", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.10
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking once_cell v1.13.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling getrandom v0.3.1
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking winnow v1.0.1
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking toml_writer v1.1.1+spec-1.1.0
[INFO] [stderr]     Checking toml_datetime v1.1.1+spec-1.1.0
[INFO] [stderr]     Checking serde_spanned v1.1.1
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking unicode-segmentation v1.13.3
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking hashers v1.0.1
[INFO] [stderr]     Checking toml_parser v1.1.2+spec-1.1.0
[INFO] [stderr]     Checking aho-corasick v1.0.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]     Checking toml v1.1.2+spec-1.1.0
[INFO] [stderr]     Checking rayon-core v1.13.0
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking rayon v1.12.0
[INFO] [stderr]     Checking uuid v1.16.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking regex v1.12.3
[INFO] [stderr]     Checking advent-of-code v0.2022.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: struct `Group` is never constructed
[INFO] [stdout]   --> src/day03.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub struct Group {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:91:17
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn try_read(&mut self, previous_byte: u8) -> BufReadResult<std::io::Error> {
[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] 91 |     fn try_read(&mut self, previous_byte: u8) -> BufReadResult<'_, std::io::Error> {
[INFO] [stdout]    |                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `advent-of-code` (lib) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:91:17
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn try_read(&mut self, previous_byte: u8) -> BufReadResult<std::io::Error> {
[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] 91 |     fn try_read(&mut self, previous_byte: u8) -> BufReadResult<'_, std::io::Error> {
[INFO] [stdout]    |                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e9d037e85adbf13ca74ed2f5a8c8312416fe95a5f6d10aeef407533d00c95849", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9d037e85adbf13ca74ed2f5a8c8312416fe95a5f6d10aeef407533d00c95849", kill_on_drop: false }`
[INFO] [stdout] e9d037e85adbf13ca74ed2f5a8c8312416fe95a5f6d10aeef407533d00c95849
