[INFO] cloning repository https://github.com/imperosol/sudoku
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/imperosol/sudoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimperosol%2Fsudoku", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimperosol%2Fsudoku'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f93daa57165ecaacfdef305aad17dfe33b17b3c5
[INFO] checking imperosol/sudoku against try#3652eaba14e5de752eaa5a8ffcac7132f9244f07 for pr-139272
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimperosol%2Fsudoku" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/imperosol/sudoku on toolchain 3652eaba14e5de752eaa5a8ffcac7132f9244f07
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3652eaba14e5de752eaa5a8ffcac7132f9244f07" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/imperosol/sudoku
[INFO] finished tweaking git repo https://github.com/imperosol/sudoku
[INFO] tweaked toml for git repo https://github.com/imperosol/sudoku written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/imperosol/sudoku 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" "+3652eaba14e5de752eaa5a8ffcac7132f9244f07" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+3652eaba14e5de752eaa5a8ffcac7132f9244f07" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 401631f5f03b8a7b757d7a280867904d4aaa056f823279d26d5dfdd2fa5ab248
[INFO] running `Command { std: "docker" "start" "-a" "401631f5f03b8a7b757d7a280867904d4aaa056f823279d26d5dfdd2fa5ab248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "401631f5f03b8a7b757d7a280867904d4aaa056f823279d26d5dfdd2fa5ab248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "401631f5f03b8a7b757d7a280867904d4aaa056f823279d26d5dfdd2fa5ab248", kill_on_drop: false }`
[INFO] [stdout] 401631f5f03b8a7b757d7a280867904d4aaa056f823279d26d5dfdd2fa5ab248
[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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+3652eaba14e5de752eaa5a8ffcac7132f9244f07" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b581e4e2e7a5db5d0dc175baeedd44a2975e34bbe5f5f577ef875f955806a1db
[INFO] running `Command { std: "docker" "start" "-a" "b581e4e2e7a5db5d0dc175baeedd44a2975e34bbe5f5f577ef875f955806a1db", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]     Checking anstyle v1.0.2
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking anstream v0.5.0
[INFO] [stderr]     Checking clap_builder v4.4.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.29
[INFO] [stderr]    Compiling clap_derive v4.4.0
[INFO] [stderr]     Checking clap v4.4.0
[INFO] [stderr]     Checking sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/grid.rs:128:31
[INFO] [stdout]     |
[INFO] [stdout] 125 |     pub fn get_subsquare<'a>(
[INFO] [stdout]     |                          -- lifetime `'a` declared here
[INFO] [stdout] ...
[INFO] [stdout] 128 |     ) -> impl Iterator<Item = &[Option<u8>]> + 'a {
[INFO] [stdout]     |                               ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/grid.rs:128:31
[INFO] [stdout]     |
[INFO] [stdout] 125 |     pub fn get_subsquare<'a>(
[INFO] [stdout]     |                          -- lifetime `'a` declared here
[INFO] [stdout] ...
[INFO] [stdout] 128 |     ) -> impl Iterator<Item = &[Option<u8>]> + 'a {
[INFO] [stdout]     |                               ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.27s
[INFO] running `Command { std: "docker" "inspect" "b581e4e2e7a5db5d0dc175baeedd44a2975e34bbe5f5f577ef875f955806a1db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b581e4e2e7a5db5d0dc175baeedd44a2975e34bbe5f5f577ef875f955806a1db", kill_on_drop: false }`
[INFO] [stdout] b581e4e2e7a5db5d0dc175baeedd44a2975e34bbe5f5f577ef875f955806a1db