[INFO] fetching crate forest_crypto 0.2.1...
[INFO] checking forest_crypto-0.2.1 against master#cfbc6d4cf1acbac5c025acf8ed68929caa551df3 for pr-75494-beta
[INFO] extracting crate forest_crypto 0.2.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate forest_crypto 0.2.1 on toolchain cfbc6d4cf1acbac5c025acf8ed68929caa551df3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate forest_crypto 0.2.1
[INFO] finished tweaking crates.io crate forest_crypto 0.2.1
[INFO] tweaked toml for crates.io crate forest_crypto 0.2.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6049699377ff72cc84f725acb4e3ee2692576019577e2c367e4c4fc0968aaef
[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" "f6049699377ff72cc84f725acb4e3ee2692576019577e2c367e4c4fc0968aaef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6049699377ff72cc84f725acb4e3ee2692576019577e2c367e4c4fc0968aaef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6049699377ff72cc84f725acb4e3ee2692576019577e2c367e4c4fc0968aaef", kill_on_drop: false }`
[INFO] [stdout] f6049699377ff72cc84f725acb4e3ee2692576019577e2c367e4c4fc0968aaef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0e960f01aabeb94d043dbda3ac535fc7c0be2dbb9432b9a1cc26cb8cf6c8db4
[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" "e0e960f01aabeb94d043dbda3ac535fc7c0be2dbb9432b9a1cc26cb8cf6c8db4", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling data-encoding v2.3.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking base-x v0.2.6
[INFO] [stderr]     Checking unsigned-varint v0.3.3
[INFO] [stderr]     Checking integer-encoding v1.1.5
[INFO] [stderr]     Checking leb128 v0.2.4
[INFO] [stderr]    Compiling fff v0.2.3
[INFO] [stderr]     Checking blake2b_simd v0.5.10
[INFO] [stderr]     Checking blake2s_simd v0.5.10
[INFO] [stderr]    Compiling raw-cpuid v7.0.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking hkdf v0.8.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking multihash v0.10.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_xorshift v0.2.0
[INFO] [stderr]     Checking rayon-core v1.7.1
[INFO] [stderr]     Checking sha2ni v0.8.5
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.8
[INFO] [stderr]    Compiling fff_derive v0.2.2
[INFO] [stderr]    Compiling serde_tuple_macros v0.5.0
[INFO] [stderr]    Compiling serde_repr v0.1.6
[INFO] [stderr]    Compiling num-derive v0.3.1
[INFO] [stderr]     Checking data-encoding-macro v0.1.8
[INFO] [stderr]     Checking multibase v0.8.0
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking forest_cid v0.1.0
[INFO] [stderr]     Checking groupy v0.3.1
[INFO] [stderr]     Checking paired v0.20.1
[INFO] [stderr]     Checking bls-signatures v0.6.1
[INFO] [stderr]     Checking serde_tuple v0.5.0
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking forest_encoding v0.1.1
[INFO] [stderr]     Checking forest_address v0.2.2
[INFO] [stderr]     Checking forest_crypto v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: the trait bound `rand::rngs::mock::StepRng: rand::CryptoRng` is not satisfied
[INFO] [stdout]    --> src/signature.rs:215:39
[INFO] [stdout]     |
[INFO] [stdout] 215 |         let sk = PrivateKey::generate(rng);
[INFO] [stdout]     |                                       ^^^ the trait `rand::CryptoRng` is not implemented for `rand::rngs::mock::StepRng`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bls-signatures-0.6.1/src/key.rs:82:34
[INFO] [stdout]     |
[INFO] [stdout] 82  |     pub fn generate<R: RngCore + CryptoRng>(rng: &mut R) -> Self {
[INFO] [stdout]     |                                  --------- required by this bound in `bls_signatures::PrivateKey::generate`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `rand::rngs::mock::StepRng: rand::CryptoRng` is not satisfied
[INFO] [stdout]    --> src/signature.rs:249:56
[INFO] [stdout]     |
[INFO] [stdout] 249 |             (0..num_sigs).map(|_| PrivateKey::generate(rng)).collect();
[INFO] [stdout]     |                                                        ^^^ the trait `rand::CryptoRng` is not implemented for `rand::rngs::mock::StepRng`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bls-signatures-0.6.1/src/key.rs:82:34
[INFO] [stdout]     |
[INFO] [stdout] 82  |     pub fn generate<R: RngCore + CryptoRng>(rng: &mut R) -> Self {
[INFO] [stdout]     |                                  --------- required by this bound in `bls_signatures::PrivateKey::generate`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_bytes` found for enum `std::result::Result<bls_signatures::Signature, bls_signatures::Error>` in the current scope
[INFO] [stdout]    --> src/signature.rs:265:71
[INFO] [stdout]     |
[INFO] [stdout] 265 |             Signature::new_bls(bls_signatures::aggregate(&signatures).as_bytes());
[INFO] [stdout]     |                                                                       ^^^^^^^^ method not found in `std::result::Result<bls_signatures::Signature, bls_signatures::Error>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `forest_crypto`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "e0e960f01aabeb94d043dbda3ac535fc7c0be2dbb9432b9a1cc26cb8cf6c8db4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0e960f01aabeb94d043dbda3ac535fc7c0be2dbb9432b9a1cc26cb8cf6c8db4", kill_on_drop: false }`
[INFO] [stdout] e0e960f01aabeb94d043dbda3ac535fc7c0be2dbb9432b9a1cc26cb8cf6c8db4
