[INFO] fetching crate sp-keystore 0.9.0...
[INFO] testing sp-keystore-0.9.0 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate sp-keystore 0.9.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate sp-keystore 0.9.0 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sp-keystore 0.9.0
[INFO] finished tweaking crates.io crate sp-keystore 0.9.0
[INFO] tweaked toml for crates.io crate sp-keystore 0.9.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac46e089e183a87325e063fa40ca49a96683c269931e2c915c7c302763bb3aeb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ac46e089e183a87325e063fa40ca49a96683c269931e2c915c7c302763bb3aeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac46e089e183a87325e063fa40ca49a96683c269931e2c915c7c302763bb3aeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac46e089e183a87325e063fa40ca49a96683c269931e2c915c7c302763bb3aeb", kill_on_drop: false }`
[INFO] [stdout] ac46e089e183a87325e063fa40ca49a96683c269931e2c915c7c302763bb3aeb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d4d0e505b3838ada02fdf1a0c62e66f7ae0de32f5248c8057a1c1e22bc70e7a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1d4d0e505b3838ada02fdf1a0c62e66f7ae0de32f5248c8057a1c1e22bc70e7a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling parity-util-mem v0.9.0
[INFO] [stderr]    Compiling libsecp256k1 v0.3.5
[INFO] [stderr]    Compiling sp-core v3.0.0
[INFO] [stderr]    Compiling sp-keystore v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.60s
[INFO] running `Command { std: "docker" "inspect" "1d4d0e505b3838ada02fdf1a0c62e66f7ae0de32f5248c8057a1c1e22bc70e7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d4d0e505b3838ada02fdf1a0c62e66f7ae0de32f5248c8057a1c1e22bc70e7a", kill_on_drop: false }`
[INFO] [stdout] 1d4d0e505b3838ada02fdf1a0c62e66f7ae0de32f5248c8057a1c1e22bc70e7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f465283cd7f894015f85c12a51469de705aaeec5c77767cdf62948cc673b786b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f465283cd7f894015f85c12a51469de705aaeec5c77767cdf62948cc673b786b", kill_on_drop: false }`
[INFO] [stderr]    Compiling sp-keystore v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `rand_chacha`
[INFO] [stdout]   --> src/vrf.rs:74:6
[INFO] [stdout]    |
[INFO] [stdout] 74 |     use rand_chacha::{
[INFO] [stdout]    |         ^^^^^^^^^^^ use of undeclared crate or module `rand_chacha`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `rand`
[INFO] [stdout]   --> src/vrf.rs:73:6
[INFO] [stdout]    |
[INFO] [stdout] 73 |     use rand::RngCore;
[INFO] [stdout]    |         ^^^^ use of undeclared crate or module `rand`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `rand_chacha`
[INFO] [stdout]   --> src/vrf.rs:74:6
[INFO] [stdout]    |
[INFO] [stdout] 74 |     use rand_chacha::{
[INFO] [stdout]    |         ^^^^^^^^^^^ use of undeclared crate or module `rand_chacha`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `fill_bytes` found for struct `TranscriptRng` in the current scope
[INFO] [stdout]    --> src/vrf.rs:96:6
[INFO] [stdout]     |
[INFO] [stdout] 96  |                 .fill_bytes(&mut b);
[INFO] [stdout]     |                  ^^^^^^^^^^ method not found in `TranscriptRng`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand_core-0.5.1/src/lib.rs:168:8
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn fill_bytes(&mut self, dest: &mut [u8]);
[INFO] [stdout]     |        ---------- the method is available for `TranscriptRng` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use rand_core::RngCore;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sp-keystore`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "f465283cd7f894015f85c12a51469de705aaeec5c77767cdf62948cc673b786b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f465283cd7f894015f85c12a51469de705aaeec5c77767cdf62948cc673b786b", kill_on_drop: false }`
[INFO] [stdout] f465283cd7f894015f85c12a51469de705aaeec5c77767cdf62948cc673b786b