[INFO] fetching crate rust_icu_uloc 4.2.3...
[INFO] checking rust_icu_uloc-4.2.3 against nightly-2024-02-05 for check-cfg
[INFO] extracting crate rust_icu_uloc 4.2.3 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate rust_icu_uloc 4.2.3 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust_icu_uloc 4.2.3
[INFO] finished tweaking crates.io crate rust_icu_uloc 4.2.3
[INFO] tweaked toml for crates.io crate rust_icu_uloc 4.2.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rust_icu_ustring v4.2.3
[INFO] [stderr]   Downloaded rust_icu_common v4.2.3
[INFO] [stderr]   Downloaded rust_icu_uenum v4.2.3
[INFO] [stderr]   Downloaded rust_icu_sys v4.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 40428f26390f93bba8d6ec744fa2c711dada674c701855d58f224636828b59f8
[INFO] running `Command { std: "docker" "start" "-a" "40428f26390f93bba8d6ec744fa2c711dada674c701855d58f224636828b59f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40428f26390f93bba8d6ec744fa2c711dada674c701855d58f224636828b59f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40428f26390f93bba8d6ec744fa2c711dada674c701855d58f224636828b59f8", kill_on_drop: false }`
[INFO] [stdout] 40428f26390f93bba8d6ec744fa2c711dada674c701855d58f224636828b59f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55af29de961d89bfb6e0134451f513c989145e916bcbde87182079fc96c8cbb0
[INFO] running `Command { std: "docker" "start" "-a" "55af29de961d89bfb6e0134451f513c989145e916bcbde87182079fc96c8cbb0", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling clang-sys v1.7.0
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling libloading v0.8.1
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling bindgen v0.59.2
[INFO] [stderr]    Compiling home v0.5.9
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling rust_icu_uloc v4.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling regex-automata v0.4.5
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling regex v1.10.3
[INFO] [stderr]    Compiling env_logger v0.9.3
[INFO] [stderr]    Compiling rust_icu_sys v4.2.3
[INFO] [stderr]     Checking rust_icu_common v4.2.3
[INFO] [stderr]     Checking rust_icu_uenum v4.2.3
[INFO] [stderr]     Checking rust_icu_ustring v4.2.3
[INFO] [stdout] warning: unused variable: `loc`
[INFO] [stdout]    --> src/lib.rs:583:13
[INFO] [stdout]     |
[INFO] [stdout] 583 |         let loc = ULoc::for_language_tag(&language_tag)?;
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_loc`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.12s
[INFO] running `Command { std: "docker" "inspect" "55af29de961d89bfb6e0134451f513c989145e916bcbde87182079fc96c8cbb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55af29de961d89bfb6e0134451f513c989145e916bcbde87182079fc96c8cbb0", kill_on_drop: false }`
[INFO] [stdout] 55af29de961d89bfb6e0134451f513c989145e916bcbde87182079fc96c8cbb0
