[INFO] fetching crate solana-signature 3.1.0...
[INFO] testing solana-signature-3.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate solana-signature 3.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate solana-signature 3.1.0
[INFO] finished tweaking crates.io crate solana-signature 3.1.0
[INFO] tweaked toml for crates.io crate solana-signature 3.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate solana-signature 3.1.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate solana-signature 3.1.0 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 838d0351b2f1b6e982bda1107683bb2081c4b7761747438de16a4a4e28f73798
[INFO] running `Command { std: "docker" "start" "-a" "838d0351b2f1b6e982bda1107683bb2081c4b7761747438de16a4a4e28f73798", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "838d0351b2f1b6e982bda1107683bb2081c4b7761747438de16a4a4e28f73798", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "838d0351b2f1b6e982bda1107683bb2081c4b7761747438de16a4a4e28f73798", kill_on_drop: false }`
[INFO] [stdout] 838d0351b2f1b6e982bda1107683bb2081c4b7761747438de16a4a4e28f73798
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dbc3b51179beb9988104f8c0157079cd057353b745a51085936c8b5a1d84063e
[INFO] running `Command { std: "docker" "start" "-a" "dbc3b51179beb9988104f8c0157079cd057353b745a51085936c8b5a1d84063e", kill_on_drop: false }`
[INFO] [stderr]    Compiling five8_core v0.1.1
[INFO] [stderr]    Compiling solana-sanitize v3.0.0
[INFO] [stderr]    Compiling five8 v0.2.1
[INFO] [stderr]    Compiling solana-signature v3.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "dbc3b51179beb9988104f8c0157079cd057353b745a51085936c8b5a1d84063e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbc3b51179beb9988104f8c0157079cd057353b745a51085936c8b5a1d84063e", kill_on_drop: false }`
[INFO] [stdout] dbc3b51179beb9988104f8c0157079cd057353b745a51085936c8b5a1d84063e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96ecb84fe3079a0ed4164794e152a7bcbb211cc5e56b80ccc519d3089f8fed68
[INFO] running `Command { std: "docker" "start" "-a" "96ecb84fe3079a0ed4164794e152a7bcbb211cc5e56b80ccc519d3089f8fed68", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.25
[INFO] [stderr]    Compiling solana-atomic-u64 v3.0.0
[INFO] [stderr]    Compiling signature v2.2.0
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling serde_json v1.0.139
[INFO] [stderr]    Compiling solana-program-error v3.0.0
[INFO] [stderr]    Compiling five8_const v0.1.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling bs58 v0.5.1
[INFO] [stderr]    Compiling solana-short-vec v3.0.0
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling solana-hash v3.0.0
[INFO] [stderr]    Compiling ed25519 v2.2.3
[INFO] [stderr]    Compiling solana-sha256-hasher v3.0.0
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling solana-address v1.0.0
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling solana-pubkey v3.0.0
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling ed25519-dalek v2.1.1
[INFO] [stderr]    Compiling solana-signature v3.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `serde`
[INFO] [stdout]    --> src/lib.rs:211:25
[INFO] [stdout]     |
[INFO] [stdout] 211 |         #[derive(Debug, Deserialize, Serialize, PartialEq)]
[INFO] [stdout]     |                         ^^^^^^^^^^^ can't find crate
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `serde`
[INFO] [stdout]    --> src/lib.rs:211:38
[INFO] [stdout]     |
[INFO] [stdout] 211 |         #[derive(Debug, Deserialize, Serialize, PartialEq)]
[INFO] [stdout]     |                                      ^^^^^^^^^ can't find crate
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `solana-signature` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "96ecb84fe3079a0ed4164794e152a7bcbb211cc5e56b80ccc519d3089f8fed68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96ecb84fe3079a0ed4164794e152a7bcbb211cc5e56b80ccc519d3089f8fed68", kill_on_drop: false }`
[INFO] [stdout] 96ecb84fe3079a0ed4164794e152a7bcbb211cc5e56b80ccc519d3089f8fed68