[INFO] fetching crate sp-keystore 0.9.0...
[INFO] checking sp-keystore-0.9.0 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] extracting crate sp-keystore 0.9.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate sp-keystore 0.9.0 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8103c2347efb6bb01cfe7847f0cb1d7ba53ab39e7f182940ab605b4a671c6bc
[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" "b8103c2347efb6bb01cfe7847f0cb1d7ba53ab39e7f182940ab605b4a671c6bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8103c2347efb6bb01cfe7847f0cb1d7ba53ab39e7f182940ab605b4a671c6bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8103c2347efb6bb01cfe7847f0cb1d7ba53ab39e7f182940ab605b4a671c6bc", kill_on_drop: false }`
[INFO] [stdout] b8103c2347efb6bb01cfe7847f0cb1d7ba53ab39e7f182940ab605b4a671c6bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88b29a51b2084bbe2157b2e2d8b53bbc00b867e7fadfd1fb98c52536de210d21
[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" "88b29a51b2084bbe2157b2e2d8b53bbc00b867e7fadfd1fb98c52536de210d21", kill_on_drop: false }`
[INFO] [stderr]    Compiling parity-util-mem v0.9.0
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking tiny-bip39 v0.8.0
[INFO] [stderr]     Checking tracing-subscriber v0.2.19
[INFO] [stderr]     Checking sp-tracing v3.0.0
[INFO] [stderr]     Checking sp-runtime-interface v3.0.0
[INFO] [stderr]     Checking sp-core v3.0.0
[INFO] [stderr]     Checking 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` due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "88b29a51b2084bbe2157b2e2d8b53bbc00b867e7fadfd1fb98c52536de210d21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88b29a51b2084bbe2157b2e2d8b53bbc00b867e7fadfd1fb98c52536de210d21", kill_on_drop: false }`
[INFO] [stdout] 88b29a51b2084bbe2157b2e2d8b53bbc00b867e7fadfd1fb98c52536de210d21