[INFO] fetching crate tls-api-test-2 0.12.0...
[INFO] testing tls-api-test-2-0.12.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate tls-api-test-2 0.12.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate tls-api-test-2 0.12.0
[INFO] finished tweaking crates.io crate tls-api-test-2 0.12.0
[INFO] tweaked toml for crates.io crate tls-api-test-2 0.12.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tls-api-test-2 0.12.0 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] 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 139 packages to latest compatible versions
[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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 5be058577b51efdd6ad16e7bb93262d21fe5451853a8a0338933a4b1a2963ab5
[INFO] running `Command { std: "docker" "start" "-a" "5be058577b51efdd6ad16e7bb93262d21fe5451853a8a0338933a4b1a2963ab5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5be058577b51efdd6ad16e7bb93262d21fe5451853a8a0338933a4b1a2963ab5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5be058577b51efdd6ad16e7bb93262d21fe5451853a8a0338933a4b1a2963ab5", kill_on_drop: false }`
[INFO] [stdout] 5be058577b51efdd6ad16e7bb93262d21fe5451853a8a0338933a4b1a2963ab5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] e65d0098558071aa592d5f32d788eab3a134d8a3033fd47d666d0d86d21827f9
[INFO] running `Command { std: "docker" "start" "-a" "e65d0098558071aa592d5f32d788eab3a134d8a3033fd47d666d0d86d21827f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling cc v1.2.61
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling bitflags v2.11.1
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling fastrand v2.4.1
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling anstyle-parse v1.0.0
[INFO] [stderr]    Compiling pem v3.0.6
[INFO] [stderr]    Compiling mio v1.2.0
[INFO] [stderr]    Compiling socket2 v0.6.3
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling colorchoice v1.0.5
[INFO] [stderr]    Compiling untrusted v0.9.0
[INFO] [stderr]    Compiling anstream v1.0.0
[INFO] [stderr]    Compiling tokio v1.52.1
[INFO] [stderr]    Compiling tls-api-test-2 v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling jiff v0.2.24
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling tempfile v3.27.0
[INFO] [stderr]    Compiling test-cert-gen-2 v0.12.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling env_filter v1.0.1
[INFO] [stderr]    Compiling tls-api v0.12.0
[INFO] [stderr]    Compiling env_logger v0.11.10
[INFO] [stderr]    Compiling webpki v0.22.4
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tls-api-test-2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e65d0098558071aa592d5f32d788eab3a134d8a3033fd47d666d0d86d21827f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e65d0098558071aa592d5f32d788eab3a134d8a3033fd47d666d0d86d21827f9", kill_on_drop: false }`
[INFO] [stdout] e65d0098558071aa592d5f32d788eab3a134d8a3033fd47d666d0d86d21827f9
