[INFO] fetching crate bip39 1.0.1...
[INFO] checking bip39-1.0.1 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate bip39 1.0.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate bip39 1.0.1 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bip39 1.0.1
[INFO] finished tweaking crates.io crate bip39 1.0.1
[INFO] tweaked toml for crates.io crate bip39 1.0.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f791ad5561d182cc4a8ae9844eb1fe833e65cbdfc86a32350e083624104f465
[INFO] running `Command { std: "docker" "start" "-a" "3f791ad5561d182cc4a8ae9844eb1fe833e65cbdfc86a32350e083624104f465", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f791ad5561d182cc4a8ae9844eb1fe833e65cbdfc86a32350e083624104f465", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f791ad5561d182cc4a8ae9844eb1fe833e65cbdfc86a32350e083624104f465", kill_on_drop: false }`
[INFO] [stdout] 3f791ad5561d182cc4a8ae9844eb1fe833e65cbdfc86a32350e083624104f465
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f44f0dea172c0cbf1ca0d3577d85ec8cf1fd737cd864cf04ed768baf00c8792f
[INFO] running `Command { std: "docker" "start" "-a" "f44f0dea172c0cbf1ca0d3577d85ec8cf1fd737cd864cf04ed768baf00c8792f", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]     Checking bitcoin_hashes v0.9.7
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking unicode-normalization v0.1.9
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking bip39 v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no function or associated item named `generate_in` found for struct `bip39::Mnemonic` in the current scope
[INFO] [stdout]   --> benches/bench.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let _ = Mnemonic::generate_in(LANG, 24);
[INFO] [stdout]    |                           ^^^^^^^^^^^ function or associated item not found in `bip39::Mnemonic`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bip39`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "f44f0dea172c0cbf1ca0d3577d85ec8cf1fd737cd864cf04ed768baf00c8792f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f44f0dea172c0cbf1ca0d3577d85ec8cf1fd737cd864cf04ed768baf00c8792f", kill_on_drop: false }`
[INFO] [stdout] f44f0dea172c0cbf1ca0d3577d85ec8cf1fd737cd864cf04ed768baf00c8792f