[INFO] fetching crate wolfe_bfgs 0.2.1...
[INFO] testing wolfe_bfgs-0.2.1 against try#bd7d74411512a3dd3b35d2f699c51dd2557c7e7e+cargoflags=-Zbuild-dir-new-layout for pr-149852-1
[INFO] extracting crate wolfe_bfgs 0.2.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate wolfe_bfgs 0.2.1
[INFO] finished tweaking crates.io crate wolfe_bfgs 0.2.1
[INFO] tweaked toml for crates.io crate wolfe_bfgs 0.2.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate wolfe_bfgs 0.2.1 on toolchain bd7d74411512a3dd3b35d2f699c51dd2557c7e7e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate wolfe_bfgs 0.2.1 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" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c46ec8b42c22e9fe0065eed079f656f6850218b30698cc0c50c036547f05f75
[INFO] running `Command { std: "docker" "start" "-a" "2c46ec8b42c22e9fe0065eed079f656f6850218b30698cc0c50c036547f05f75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c46ec8b42c22e9fe0065eed079f656f6850218b30698cc0c50c036547f05f75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c46ec8b42c22e9fe0065eed079f656f6850218b30698cc0c50c036547f05f75", kill_on_drop: false }`
[INFO] [stdout] 2c46ec8b42c22e9fe0065eed079f656f6850218b30698cc0c50c036547f05f75
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "build" "--frozen" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] fc84812ac801c10b973a41c15b3283bac30a17f6af6f2e6897c3920b4855ac1f
[INFO] running `Command { std: "docker" "start" "-a" "fc84812ac801c10b973a41c15b3283bac30a17f6af6f2e6897c3920b4855ac1f", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling zmij v1.0.8
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.148
[INFO] [stderr]    Compiling itoa v1.0.17
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling libc v0.2.178
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling syn v2.0.112
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling ndarray v0.17.1
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling grep-matcher v0.1.8
[INFO] [stderr]    Compiling memmap2 v0.9.9
[INFO] [stderr]    Compiling encoding_rs_io v0.1.7
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling bstr v1.12.1
[INFO] [stderr]    Compiling globset v0.4.18
[INFO] [stderr]    Compiling grep-searcher v0.1.16
[INFO] [stderr]    Compiling grep-regex v0.1.14
[INFO] [stderr]    Compiling grep-printer v0.3.1
[INFO] [stderr]    Compiling grep-cli v0.1.12
[INFO] [stderr]    Compiling grep v0.4.1
[INFO] [stderr]    Compiling wolfe_bfgs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `wolfe_bfgs v0.2.1 (/opt/rustwide/workdir)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/wolfe_bfgs/e31367ab1544e704/build-script/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=build.rs
[INFO] [stderr]   cargo:rustc-env=GNOMON_BUILD_TIMESTAMP=1768651230
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   manual lint self-check fatal error: required dependency 'grep' rlib not found in "/opt/rustwide/target/debug/build/wolfe_bfgs/deps"
[INFO] running `Command { std: "docker" "inspect" "fc84812ac801c10b973a41c15b3283bac30a17f6af6f2e6897c3920b4855ac1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc84812ac801c10b973a41c15b3283bac30a17f6af6f2e6897c3920b4855ac1f", kill_on_drop: false }`
[INFO] [stdout] fc84812ac801c10b973a41c15b3283bac30a17f6af6f2e6897c3920b4855ac1f