[INFO] crate ursa 0.2.0 is already in cache
[INFO] checking ursa-0.2.0 against try#7cb06892a23b4da510686618c8730f0b2e8bd952 for pr-66963
[INFO] extracting crate ursa 0.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate ursa 0.2.0 on toolchain 7cb06892a23b4da510686618c8730f0b2e8bd952
[INFO] running `"/workspace/cargo-home/bin/cargo" "+7cb06892a23b4da510686618c8730f0b2e8bd952" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate ursa 0.2.0
[INFO] finished tweaking crates.io crate ursa 0.2.0
[INFO] tweaked toml for crates.io crate ursa 0.2.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+7cb06892a23b4da510686618c8730f0b2e8bd952" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+7cb06892a23b4da510686618c8730f0b2e8bd952" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+7cb06892a23b4da510686618c8730f0b2e8bd952" "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] 52833416cb253fee17ec01078f14355389c570591dd4aeec25f6c6fc49d831e2
[INFO] running `"docker" "start" "-a" "52833416cb253fee17ec01078f14355389c570591dd4aeec25f6c6fc49d831e2"`
[INFO] [stderr]    Compiling vcpkg v0.2.8
[INFO] [stderr]     Checking amcl v0.2.0
[INFO] [stderr]     Checking zeroize v0.5.2
[INFO] [stderr]     Checking int_traits v0.1.1
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]    Compiling bzip2-sys v0.1.7
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling secp256k1 v0.12.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking blake2 v0.8.1
[INFO] [stderr]     Checking bstr v0.2.8
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]    Compiling curve25519-dalek v1.2.3
[INFO] [stderr]     Checking libsecp256k1 v0.2.2
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]    Compiling flate2 v0.2.20
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]     Checking csv v1.1.1
[INFO] [stderr]    Compiling zip v0.2.8
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]    Compiling libsodium-ffi v0.1.17
[INFO] [stderr]     Checking ed25519-dalek v1.0.0-pre.2
[INFO] [stderr]     Checking ursa v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/lib.rs:55:1
[INFO] [stderr]    |
[INFO] [stderr] 55 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.81s
[INFO] running `"docker" "inspect" "52833416cb253fee17ec01078f14355389c570591dd4aeec25f6c6fc49d831e2"`
[INFO] running `"docker" "rm" "-f" "52833416cb253fee17ec01078f14355389c570591dd4aeec25f6c6fc49d831e2"`
[INFO] [stdout] 52833416cb253fee17ec01078f14355389c570591dd4aeec25f6c6fc49d831e2