[INFO] fetching crate secp256k1-preview-xg2904r5rj 0.32.0...
[INFO] testing secp256k1-preview-xg2904r5rj-0.32.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate secp256k1-preview-xg2904r5rj 0.32.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate secp256k1-preview-xg2904r5rj 0.32.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate secp256k1-preview-xg2904r5rj 0.32.0
[INFO] tweaked toml for crates.io crate secp256k1-preview-xg2904r5rj 0.32.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate secp256k1-preview-xg2904r5rj 0.32.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate secp256k1-preview-xg2904r5rj 0.32.0 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85977706169c3e84d5ed1ce666fc7a93d8ab35b4cfa6fb9f76500496e7ec08cd
[INFO] running `Command { std: "docker" "start" "-a" "85977706169c3e84d5ed1ce666fc7a93d8ab35b4cfa6fb9f76500496e7ec08cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85977706169c3e84d5ed1ce666fc7a93d8ab35b4cfa6fb9f76500496e7ec08cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85977706169c3e84d5ed1ce666fc7a93d8ab35b4cfa6fb9f76500496e7ec08cd", kill_on_drop: false }`
[INFO] [stdout] 85977706169c3e84d5ed1ce666fc7a93d8ab35b4cfa6fb9f76500496e7ec08cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7395f31cd876d78bebcead3d5551347e4e0a736918335cf25b358f6931ce25c2
[INFO] running `Command { std: "docker" "start" "-a" "7395f31cd876d78bebcead3d5551347e4e0a736918335cf25b358f6931ce25c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]    Compiling secp256k1-sys-preview-xg2904r5rj v0.12.0
[INFO] [stderr]    Compiling secp256k1-preview-xg2904r5rj v0.32.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.20s
[INFO] running `Command { std: "docker" "inspect" "7395f31cd876d78bebcead3d5551347e4e0a736918335cf25b358f6931ce25c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7395f31cd876d78bebcead3d5551347e4e0a736918335cf25b358f6931ce25c2", kill_on_drop: false }`
[INFO] [stdout] 7395f31cd876d78bebcead3d5551347e4e0a736918335cf25b358f6931ce25c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96ca3fb9da25b813c961fd5986435bcf8cfa2b7b5cbb26e4bedf6187ed4ad7b5
[INFO] running `Command { std: "docker" "start" "-a" "96ca3fb9da25b813c961fd5986435bcf8cfa2b7b5cbb26e4bedf6187ed4ad7b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling hex_lit v0.1.1
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling rand_xoshiro v0.7.0
[INFO] [stderr]    Compiling serde_cbor v0.10.2
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling serde_test v1.0.116
[INFO] [stderr]    Compiling secp256k1-preview-xg2904r5rj v0.32.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `secp256k1`
[INFO] [stdout]   --> examples/sign_verify.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | extern crate secp256k1;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `secp256k1-preview-xg2904r5rj` (example "sign_verify") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "96ca3fb9da25b813c961fd5986435bcf8cfa2b7b5cbb26e4bedf6187ed4ad7b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96ca3fb9da25b813c961fd5986435bcf8cfa2b7b5cbb26e4bedf6187ed4ad7b5", kill_on_drop: false }`
[INFO] [stdout] 96ca3fb9da25b813c961fd5986435bcf8cfa2b7b5cbb26e4bedf6187ed4ad7b5
