[INFO] fetching crate clap_builder 4.5.41...
[INFO] checking clap_builder-4.5.41 against master#9748d87dc70a9a6725c5dbd76ce29d04752b4f90 for pr-144156
[INFO] extracting crate clap_builder 4.5.41 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate clap_builder 4.5.41
[INFO] finished tweaking crates.io crate clap_builder 4.5.41
[INFO] tweaked toml for crates.io crate clap_builder 4.5.41 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate clap_builder 4.5.41 on toolchain 9748d87dc70a9a6725c5dbd76ce29d04752b4f90
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9748d87dc70a9a6725c5dbd76ce29d04752b4f90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate clap_builder 4.5.41 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" "+9748d87dc70a9a6725c5dbd76ce29d04752b4f90" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+9748d87dc70a9a6725c5dbd76ce29d04752b4f90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4d0db0a88553a3c638ae16b13793dcf04f2cd2fa717544faa033a60ce316f74
[INFO] running `Command { std: "docker" "start" "-a" "a4d0db0a88553a3c638ae16b13793dcf04f2cd2fa717544faa033a60ce316f74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4d0db0a88553a3c638ae16b13793dcf04f2cd2fa717544faa033a60ce316f74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4d0db0a88553a3c638ae16b13793dcf04f2cd2fa717544faa033a60ce316f74", kill_on_drop: false }`
[INFO] [stdout] a4d0db0a88553a3c638ae16b13793dcf04f2cd2fa717544faa033a60ce316f74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+9748d87dc70a9a6725c5dbd76ce29d04752b4f90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53756a6a42fd18b9b395c8aed543e7bbacef8b883865e06e76c33896f5f2fd1b
[INFO] running `Command { std: "docker" "start" "-a" "53756a6a42fd18b9b395c8aed543e7bbacef8b883865e06e76c33896f5f2fd1b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]     Checking anstyle-query v1.1.0
[INFO] [stderr]     Checking colorchoice v1.0.1
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.0
[INFO] [stderr]     Checking anstyle v1.0.10
[INFO] [stderr]     Checking unic-char-range v0.9.0
[INFO] [stderr]     Checking unic-common v0.9.0
[INFO] [stderr]     Checking clap_lex v0.7.4
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking unic-ucd-version v0.9.0
[INFO] [stderr]     Checking unic-char-property v0.9.0
[INFO] [stderr]     Checking anstyle-parse v0.2.4
[INFO] [stderr]     Checking unic-emoji-char v0.9.0
[INFO] [stderr]     Checking anstream v0.6.14
[INFO] [stderr]     Checking clap_builder v4.5.41 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling quote v1.0.39
[INFO] [stderr]    Compiling syn v2.0.99
[INFO] [stdout] warning: struct `GroupedValues` is never constructed
[INFO] [stdout]     --> src/parser/matches/arg_matches.rs:1622:19
[INFO] [stdout]      |
[INFO] [stdout] 1622 | pub(crate) struct GroupedValues<'a> {
[INFO] [stdout]      |                   ^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling color-print-proc-macro v0.3.7
[INFO] [stderr]     Checking color-print v0.3.7
[INFO] [stdout] warning: struct `GroupedValues` is never constructed
[INFO] [stdout]     --> src/parser/matches/arg_matches.rs:1622:19
[INFO] [stdout]      |
[INFO] [stdout] 1622 | pub(crate) struct GroupedValues<'a> {
[INFO] [stdout]      |                   ^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.37s
[INFO] running `Command { std: "docker" "inspect" "53756a6a42fd18b9b395c8aed543e7bbacef8b883865e06e76c33896f5f2fd1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53756a6a42fd18b9b395c8aed543e7bbacef8b883865e06e76c33896f5f2fd1b", kill_on_drop: false }`
[INFO] [stdout] 53756a6a42fd18b9b395c8aed543e7bbacef8b883865e06e76c33896f5f2fd1b