[INFO] fetching crate bls-signatures 0.3.0...
[INFO] checking bls-signatures-0.3.0 against try#e60d9e09c55855f5a848fde8ad83e13131a5b241 for pr-68350
[INFO] extracting crate bls-signatures 0.3.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate bls-signatures 0.3.0 on toolchain e60d9e09c55855f5a848fde8ad83e13131a5b241
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate bls-signatures 0.3.0
[INFO] finished tweaking crates.io crate bls-signatures 0.3.0
[INFO] tweaked toml for crates.io crate bls-signatures 0.3.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate bls-signatures 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 69fe67f84e8b3ea50269db05a85aea242980c7c497dfa12796f5ea58ce939c36
[INFO] running `"docker" "start" "-a" "69fe67f84e8b3ea50269db05a85aea242980c7c497dfa12796f5ea58ce939c36"`
[INFO] [stderr]     Checking constant_time_eq v0.1.4
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]     Checking num_cpus v1.11.1
[INFO] [stderr]     Checking rand_xorshift v0.2.0
[INFO] [stderr]     Checking blake2b_simd v0.5.9
[INFO] [stderr]     Checking rayon-core v1.6.1
[INFO] [stderr]     Checking rayon v1.2.1
[INFO] [stderr]    Compiling ff_derive v0.4.0
[INFO] [stderr]     Checking ff v0.5.0
[INFO] [stderr]     Checking groupy v0.2.0
[INFO] [stderr]     Checking paired v0.16.0
[INFO] [stderr]     Checking bls-signatures v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved import `rand::XorShiftRng`
[INFO] [stderr]  --> benches/verify.rs:5:30
[INFO] [stderr]   |
[INFO] [stderr] 5 | use rand::{Rng, SeedableRng, XorShiftRng};
[INFO] [stderr]   |                              ^^^^^^^^^^^ no `XorShiftRng` in the root
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `SeedableRng`
[INFO] [stderr]  --> benches/verify.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 | use rand::{Rng, SeedableRng, XorShiftRng};
[INFO] [stderr]   |                 ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `rand::XorShiftRng`
[INFO] [stderr]  --> benches/sign.rs:5:30
[INFO] [stderr]   |
[INFO] [stderr] 5 | use rand::{Rng, SeedableRng, XorShiftRng};
[INFO] [stderr]   |                              ^^^^^^^^^^^ no `XorShiftRng` in the root
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `SeedableRng`
[INFO] [stderr]  --> benches/sign.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 | use rand::{Rng, SeedableRng, XorShiftRng};
[INFO] [stderr]   |                 ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `rand::XorShiftRng`
[INFO] [stderr]  --> benches/serialize.rs:5:30
[INFO] [stderr]   |
[INFO] [stderr] 5 | use rand::{Rng, SeedableRng, XorShiftRng};
[INFO] [stderr]   |                              ^^^^^^^^^^^ no `XorShiftRng` in the root
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Rng`
[INFO] [stderr]  --> benches/sign.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | use rand::{Rng, SeedableRng, XorShiftRng};
[INFO] [stderr]   |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `SeedableRng`
[INFO] [stderr]  --> benches/serialize.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 | use rand::{Rng, SeedableRng, XorShiftRng};
[INFO] [stderr]   |                 ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `bls-signatures`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: unused import: `Rng`
[INFO] [stderr]  --> benches/verify.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | use rand::{Rng, SeedableRng, XorShiftRng};
[INFO] [stderr]   |            ^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `bls-signatures`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: unused import: `Rng`
[INFO] [stderr]  --> benches/serialize.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | use rand::{Rng, SeedableRng, XorShiftRng};
[INFO] [stderr]   |            ^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `bls-signatures`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "69fe67f84e8b3ea50269db05a85aea242980c7c497dfa12796f5ea58ce939c36"`
[INFO] running `"docker" "rm" "-f" "69fe67f84e8b3ea50269db05a85aea242980c7c497dfa12796f5ea58ce939c36"`
[INFO] [stdout] 69fe67f84e8b3ea50269db05a85aea242980c7c497dfa12796f5ea58ce939c36