[INFO] fetching crate bls-signatures 0.13.1...
[INFO] checking bls-signatures-0.13.1 against 1.95.0 for pr-155915
[INFO] extracting crate bls-signatures 0.13.1 into /workspace/builds/worker-1-tc1/source
[INFO] removed /workspace/builds/worker-1-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate bls-signatures 0.13.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate bls-signatures 0.13.1
[INFO] tweaked toml for crates.io crate bls-signatures 0.13.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate bls-signatures 0.13.1 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate bls-signatures 0.13.1 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded base64-serde v0.6.1
[INFO] [stderr]   Downloaded once_cell v1.17.2
[INFO] [stderr]   Downloaded blstrs v0.6.1
[INFO] [stderr]   Downloaded hkdf v0.11.0
[INFO] [stderr]   Downloaded blst v0.3.10
[INFO] [stderr]   Downloaded syn v2.0.31
[INFO] [stderr]   Downloaded bls12_381 v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4774ce2a03d7ce9943b0fda8520fd164d2ab62821ce0ca2bc349e2d6241d7a89
[INFO] running `Command { std: "docker" "start" "-a" "4774ce2a03d7ce9943b0fda8520fd164d2ab62821ce0ca2bc349e2d6241d7a89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4774ce2a03d7ce9943b0fda8520fd164d2ab62821ce0ca2bc349e2d6241d7a89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4774ce2a03d7ce9943b0fda8520fd164d2ab62821ce0ca2bc349e2d6241d7a89", kill_on_drop: false }`
[INFO] [stdout] 4774ce2a03d7ce9943b0fda8520fd164d2ab62821ce0ca2bc349e2d6241d7a89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c334de448f1b9aafa4bec0cd3c94524bbfe13aeee3e10fd258abce7000160d94
[INFO] running `Command { std: "docker" "start" "-a" "c334de448f1b9aafa4bec0cd3c94524bbfe13aeee3e10fd258abce7000160d94", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]    Compiling syn v2.0.31
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling thiserror v1.0.48
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling serde_json v1.0.105
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.11.1
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking hmac v0.11.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking hkdf v0.11.0
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling thiserror-impl v1.0.48
[INFO] [stderr]     Checking ff v0.12.1
[INFO] [stderr]     Checking group v0.12.1
[INFO] [stderr]     Checking pairing v0.22.0
[INFO] [stderr]     Checking bls12_381 v0.7.0
[INFO] [stderr]     Checking bls-signatures v0.13.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `ScalarRepr` is never constructed
[INFO] [stdout]   --> src/key.rs:19:19
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub(crate) struct ScalarRepr(<Scalar as PrimeFieldBits>::ReprBits);
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking base64-serde v0.6.1
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> benches/verify.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> benches/serialize.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> benches/sign.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bls-signatures` (bench "serialize") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `bls-signatures` (bench "sign") due to 1 previous error
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bls-signatures` (bench "verify") due to 1 previous error
[INFO] [stdout] warning: struct `ScalarRepr` is never constructed
[INFO] [stdout]   --> src/key.rs:19:19
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub(crate) struct ScalarRepr(<Scalar as PrimeFieldBits>::ReprBits);
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c334de448f1b9aafa4bec0cd3c94524bbfe13aeee3e10fd258abce7000160d94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c334de448f1b9aafa4bec0cd3c94524bbfe13aeee3e10fd258abce7000160d94", kill_on_drop: false }`
[INFO] [stdout] c334de448f1b9aafa4bec0cd3c94524bbfe13aeee3e10fd258abce7000160d94
