[INFO] fetching crate py-ed25519-bindings 0.1.2...
[INFO] testing py-ed25519-bindings-0.1.2 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate py-ed25519-bindings 0.1.2 into /workspace/builds/worker-5-tc2/source
[INFO] removed /workspace/builds/worker-5-tc2/source/.cargo/config
[INFO] started tweaking crates.io crate py-ed25519-bindings 0.1.2
[INFO] finished tweaking crates.io crate py-ed25519-bindings 0.1.2
[INFO] tweaked toml for crates.io crate py-ed25519-bindings 0.1.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate py-ed25519-bindings 0.1.2 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 83 packages to latest compatible versions
[INFO] [stderr]       Adding ed25519-dalek v1.0.1 (available: v2.2.0)
[INFO] [stderr]       Adding indoc-impl v0.3.6 (available: v0.3.7)
[INFO] [stderr]       Adding pyo3 v0.9.2 (available: v0.28.3)
[INFO] [stderr]       Adding rand v0.6.5 (available: v0.10.1)
[INFO] [stderr]       Adding zeroize v1.3.0 (available: v1.8.2)
[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-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02496aff6b70e248fd668bb762367dc87eab6e512c88c7c2d2d7899b6b505f9b
[INFO] running `Command { std: "docker" "start" "-a" "02496aff6b70e248fd668bb762367dc87eab6e512c88c7c2d2d7899b6b505f9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02496aff6b70e248fd668bb762367dc87eab6e512c88c7c2d2d7899b6b505f9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02496aff6b70e248fd668bb762367dc87eab6e512c88c7c2d2d7899b6b505f9b", kill_on_drop: false }`
[INFO] [stdout] 02496aff6b70e248fd668bb762367dc87eab6e512c88c7c2d2d7899b6b505f9b
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bede6d588cf504ebc81e34765217db9cfc1f0cceddb06036b3abdf967274e1b9
[INFO] running `Command { std: "docker" "start" "-a" "bede6d588cf504ebc81e34765217db9cfc1f0cceddb06036b3abdf967274e1b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling itoa v1.0.18
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling unindent v0.1.11
[INFO] [stderr]    Compiling inventory v0.1.11
[INFO] [stderr]    Compiling parking_lot_core v0.7.3
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling signature v1.6.4
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/lock_api-0.3.4/src/lib.rs:91:42
[INFO] [stdout]    |
[INFO] [stdout] 91 | #![cfg_attr(feature = "nightly", feature(const_fn))]
[INFO] [stdout]    |                                          ^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: removed in 1.54.0; see <https://github.com/rust-lang/rust/pull/85109> for more information
[INFO] [stdout]    = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling ed25519 v1.5.3
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr] error: could not compile `lock_api` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "bede6d588cf504ebc81e34765217db9cfc1f0cceddb06036b3abdf967274e1b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bede6d588cf504ebc81e34765217db9cfc1f0cceddb06036b3abdf967274e1b9", kill_on_drop: false }`
[INFO] [stdout] bede6d588cf504ebc81e34765217db9cfc1f0cceddb06036b3abdf967274e1b9
