[INFO] fetching crate ckb-multisig 0.100.0-rc2...
[INFO] testing ckb-multisig-0.100.0-rc2 against 1.54.0 for beta-1.55-1
[INFO] extracting crate ckb-multisig 0.100.0-rc2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate ckb-multisig 0.100.0-rc2 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ckb-multisig 0.100.0-rc2
[INFO] finished tweaking crates.io crate ckb-multisig 0.100.0-rc2
[INFO] tweaked toml for crates.io crate ckb-multisig 0.100.0-rc2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 91449ce97313f4de4946de106310426282df64ed1d840da4ab6c8358090e4c65
[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" "91449ce97313f4de4946de106310426282df64ed1d840da4ab6c8358090e4c65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91449ce97313f4de4946de106310426282df64ed1d840da4ab6c8358090e4c65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91449ce97313f4de4946de106310426282df64ed1d840da4ab6c8358090e4c65", kill_on_drop: false }`
[INFO] [stdout] 91449ce97313f4de4946de106310426282df64ed1d840da4ab6c8358090e4c65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7439161541beb331cf0cfe5a2ba7d9a8701abd5014ea1e97a4bd6ff71306823e
[INFO] running `Command { std: "docker" "start" "-a" "7439161541beb331cf0cfe5a2ba7d9a8701abd5014ea1e97a4bd6ff71306823e", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling ckb-fixed-hash-core v0.100.0-rc2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling ckb-fixed-hash-macros v0.100.0-rc2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling ckb-fixed-hash v0.100.0-rc2
[INFO] [stderr]    Compiling ckb-crypto v0.100.0-rc2
[INFO] [stderr]    Compiling ckb-multisig v0.100.0-rc2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.31s
[INFO] running `Command { std: "docker" "inspect" "7439161541beb331cf0cfe5a2ba7d9a8701abd5014ea1e97a4bd6ff71306823e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7439161541beb331cf0cfe5a2ba7d9a8701abd5014ea1e97a4bd6ff71306823e", kill_on_drop: false }`
[INFO] [stdout] 7439161541beb331cf0cfe5a2ba7d9a8701abd5014ea1e97a4bd6ff71306823e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ff0a5566723b60c9af06354ba63c005ed75d70e4662fddad16b98237b81cd34
[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" "3ff0a5566723b60c9af06354ba63c005ed75d70e4662fddad16b98237b81cd34", kill_on_drop: false }`
[INFO] [stderr]    Compiling ckb-multisig v0.100.0-rc2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `rand`
[INFO] [stdout]   --> src/secp256k1.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 |     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`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "3ff0a5566723b60c9af06354ba63c005ed75d70e4662fddad16b98237b81cd34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ff0a5566723b60c9af06354ba63c005ed75d70e4662fddad16b98237b81cd34", kill_on_drop: false }`
[INFO] [stdout] 3ff0a5566723b60c9af06354ba63c005ed75d70e4662fddad16b98237b81cd34
