[INFO] fetching crate ckb-multisig 0.100.0-rc5...
[INFO] testing ckb-multisig-0.100.0-rc5 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate ckb-multisig 0.100.0-rc5 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate ckb-multisig 0.100.0-rc5 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ckb-multisig 0.100.0-rc5
[INFO] finished tweaking crates.io crate ckb-multisig 0.100.0-rc5
[INFO] tweaked toml for crates.io crate ckb-multisig 0.100.0-rc5 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4093c1c5c08a899cbead45f07031302efe93757c8cdf75de5f8d5cc52007ee09
[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" "4093c1c5c08a899cbead45f07031302efe93757c8cdf75de5f8d5cc52007ee09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4093c1c5c08a899cbead45f07031302efe93757c8cdf75de5f8d5cc52007ee09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4093c1c5c08a899cbead45f07031302efe93757c8cdf75de5f8d5cc52007ee09", kill_on_drop: false }`
[INFO] [stdout] 4093c1c5c08a899cbead45f07031302efe93757c8cdf75de5f8d5cc52007ee09
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] 15632554c4554ac037889362b4dccb256d3b80ec78de504da12777a02d52f7b1
[INFO] running `Command { std: "docker" "start" "-a" "15632554c4554ac037889362b4dccb256d3b80ec78de504da12777a02d52f7b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling secp256k1-sys v0.3.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling ckb-logger v0.100.0-rc5
[INFO] [stderr]    Compiling ckb-fixed-hash-core v0.100.0-rc5
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling ckb-fixed-hash-macros v0.100.0-rc5
[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 secp256k1 v0.19.0
[INFO] [stderr]    Compiling ckb-fixed-hash v0.100.0-rc5
[INFO] [stderr]    Compiling ckb-crypto v0.100.0-rc5
[INFO] [stderr]    Compiling ckb-multisig v0.100.0-rc5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.15s
[INFO] running `Command { std: "docker" "inspect" "15632554c4554ac037889362b4dccb256d3b80ec78de504da12777a02d52f7b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15632554c4554ac037889362b4dccb256d3b80ec78de504da12777a02d52f7b1", kill_on_drop: false }`
[INFO] [stdout] 15632554c4554ac037889362b4dccb256d3b80ec78de504da12777a02d52f7b1
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22d7af1f6c9f633102e108602cc2236f79fe8180d98d132793bd06df630414b2
[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" "22d7af1f6c9f633102e108602cc2236f79fe8180d98d132793bd06df630414b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling ckb-multisig v0.100.0-rc5 (/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" "22d7af1f6c9f633102e108602cc2236f79fe8180d98d132793bd06df630414b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22d7af1f6c9f633102e108602cc2236f79fe8180d98d132793bd06df630414b2", kill_on_drop: false }`
[INFO] [stdout] 22d7af1f6c9f633102e108602cc2236f79fe8180d98d132793bd06df630414b2