[INFO] fetching crate ckb-multisig 0.101.2-testnet1...
[INFO] checking ckb-multisig-0.101.2-testnet1 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate ckb-multisig 0.101.2-testnet1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ckb-multisig 0.101.2-testnet1 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ckb-multisig 0.101.2-testnet1
[INFO] finished tweaking crates.io crate ckb-multisig 0.101.2-testnet1
[INFO] tweaked toml for crates.io crate ckb-multisig 0.101.2-testnet1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db98be5bb0aeb429d7a6ae87a13c1540a3cb63db7c5dc136cc54c20c636b96e5
[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" "db98be5bb0aeb429d7a6ae87a13c1540a3cb63db7c5dc136cc54c20c636b96e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db98be5bb0aeb429d7a6ae87a13c1540a3cb63db7c5dc136cc54c20c636b96e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db98be5bb0aeb429d7a6ae87a13c1540a3cb63db7c5dc136cc54c20c636b96e5", kill_on_drop: false }`
[INFO] [stdout] db98be5bb0aeb429d7a6ae87a13c1540a3cb63db7c5dc136cc54c20c636b96e5
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d37efb83493060df286341320aec202e03835c0d19aa0839f585a5a7acb500be
[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" "d37efb83493060df286341320aec202e03835c0d19aa0839f585a5a7acb500be", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling secp256k1-sys v0.3.0
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking ckb-logger v0.101.2-testnet1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking secp256k1 v0.19.0
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]     Checking ckb-fixed-hash-core v0.101.2-testnet1
[INFO] [stderr]     Checking ckb-occupied-capacity-core v0.101.2-testnet1
[INFO] [stderr]    Compiling ckb-occupied-capacity-macros v0.101.2-testnet1
[INFO] [stderr]    Compiling ckb-fixed-hash-macros v0.101.2-testnet1
[INFO] [stderr]     Checking ckb-occupied-capacity v0.101.2-testnet1
[INFO] [stderr]     Checking ckb-error v0.101.2-testnet1
[INFO] [stderr]     Checking ckb-fixed-hash v0.101.2-testnet1
[INFO] [stderr]     Checking ckb-crypto v0.101.2-testnet1
[INFO] [stderr]     Checking ckb-multisig v0.101.2-testnet1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `rand`
[INFO] [stdout]  --> src/tests/secp256k1.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rand::{thread_rng, Rng};
[INFO] [stdout]   |     ^^^^ use of undeclared crate or module `rand`
[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 E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ckb-multisig` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "d37efb83493060df286341320aec202e03835c0d19aa0839f585a5a7acb500be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d37efb83493060df286341320aec202e03835c0d19aa0839f585a5a7acb500be", kill_on_drop: false }`
[INFO] [stdout] d37efb83493060df286341320aec202e03835c0d19aa0839f585a5a7acb500be