[INFO] fetching crate ckb-types 0.100.0-rc5...
[INFO] testing ckb-types-0.100.0-rc5 against 1.55.0 for beta-1.56-1
[INFO] extracting crate ckb-types 0.100.0-rc5 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate ckb-types 0.100.0-rc5 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ckb-types 0.100.0-rc5
[INFO] finished tweaking crates.io crate ckb-types 0.100.0-rc5
[INFO] tweaked toml for crates.io crate ckb-types 0.100.0-rc5 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", 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] 62f565b7b2ffe3932f29ea4dcaf08215444068ae84296daa5df71d0b67625806
[INFO] running `Command { std: "docker" "start" "-a" "62f565b7b2ffe3932f29ea4dcaf08215444068ae84296daa5df71d0b67625806", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62f565b7b2ffe3932f29ea4dcaf08215444068ae84296daa5df71d0b67625806", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62f565b7b2ffe3932f29ea4dcaf08215444068ae84296daa5df71d0b67625806", kill_on_drop: false }`
[INFO] [stdout] 62f565b7b2ffe3932f29ea4dcaf08215444068ae84296daa5df71d0b67625806
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8221d1a56958e477273a43306e46420d4a9bab0cee755cd1b2cd21bbf1bea11
[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" "c8221d1a56958e477273a43306e46420d4a9bab0cee755cd1b2cd21bbf1bea11", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]    Compiling faster-hex v0.6.1
[INFO] [stderr]    Compiling blake2b-rs v0.1.5
[INFO] [stderr]    Compiling merkle-cbt v0.3.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling ckb-channel v0.100.0-rc5
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]    Compiling numext-constructor v0.1.6
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling ckb-hash v0.100.0-rc5
[INFO] [stderr]    Compiling thiserror v1.0.29
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling ckb-occupied-capacity-core v0.100.0-rc5
[INFO] [stderr]    Compiling numext-fixed-uint-core v0.1.6
[INFO] [stderr]    Compiling ckb-fixed-hash-core v0.100.0-rc5
[INFO] [stderr]    Compiling ckb-occupied-capacity-macros v0.100.0-rc5
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling ckb-fixed-hash-macros v0.100.0-rc5
[INFO] [stderr]    Compiling molecule v0.7.2
[INFO] [stderr]    Compiling ckb-occupied-capacity v0.100.0-rc5
[INFO] [stderr]    Compiling ckb-error v0.100.0-rc5
[INFO] [stderr]    Compiling ckb-fixed-hash v0.100.0-rc5
[INFO] [stderr]    Compiling numext-fixed-uint-hack v0.1.6
[INFO] [stderr]    Compiling numext-fixed-uint v0.1.6
[INFO] [stderr]    Compiling ckb-rational v0.100.0-rc5
[INFO] [stderr]    Compiling ckb-types v0.100.0-rc5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `Command { std: "docker" "inspect" "c8221d1a56958e477273a43306e46420d4a9bab0cee755cd1b2cd21bbf1bea11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8221d1a56958e477273a43306e46420d4a9bab0cee755cd1b2cd21bbf1bea11", kill_on_drop: false }`
[INFO] [stdout] c8221d1a56958e477273a43306e46420d4a9bab0cee755cd1b2cd21bbf1bea11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6277772a2fa7f8bdfa73ca5d97033564384db912424c7508bb3b0d4ce75dd379
[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" "6277772a2fa7f8bdfa73ca5d97033564384db912424c7508bb3b0d4ce75dd379", kill_on_drop: false }`
[INFO] [stderr]    Compiling ckb-types v0.100.0-rc5 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `proptest`
[INFO] [stdout]   --> src/utilities/difficulty.rs:99:9
[INFO] [stdout]    |
[INFO] [stdout] 99 |     use proptest::prelude::*;
[INFO] [stdout]    |         ^^^^^^^^ use of undeclared crate or module `proptest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `proptest` in this scope
[INFO] [stdout]    --> src/utilities/difficulty.rs:224:5
[INFO] [stdout]     |
[INFO] [stdout] 224 |     proptest! {
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ckb-types` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "6277772a2fa7f8bdfa73ca5d97033564384db912424c7508bb3b0d4ce75dd379", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6277772a2fa7f8bdfa73ca5d97033564384db912424c7508bb3b0d4ce75dd379", kill_on_drop: false }`
[INFO] [stdout] 6277772a2fa7f8bdfa73ca5d97033564384db912424c7508bb3b0d4ce75dd379