[INFO] fetching crate ckb-pow 0.38.0...
[INFO] testing ckb-pow-0.38.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate ckb-pow 0.38.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate ckb-pow 0.38.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ckb-pow 0.38.0
[INFO] finished tweaking crates.io crate ckb-pow 0.38.0
[INFO] tweaked toml for crates.io crate ckb-pow 0.38.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cba693e05fdec3b4e78157f92b954fda1e885ad7dc9716b75bdb19f31acb99d8
[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" "cba693e05fdec3b4e78157f92b954fda1e885ad7dc9716b75bdb19f31acb99d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cba693e05fdec3b4e78157f92b954fda1e885ad7dc9716b75bdb19f31acb99d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cba693e05fdec3b4e78157f92b954fda1e885ad7dc9716b75bdb19f31acb99d8", kill_on_drop: false }`
[INFO] [stdout] cba693e05fdec3b4e78157f92b954fda1e885ad7dc9716b75bdb19f31acb99d8
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8f6be2e809d1066f2b5ef0c208a7daeb6a77778745216f423aa05d1c774a321
[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" "a8f6be2e809d1066f2b5ef0c208a7daeb6a77778745216f423aa05d1c774a321", kill_on_drop: false }`
[INFO] [stderr]    Compiling blake2b-rs v0.1.5
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling numext-constructor v0.1.6
[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 v0.38.0
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling ckb-occupied-capacity-core v0.38.0
[INFO] [stderr]    Compiling numext-fixed-uint-core v0.1.6
[INFO] [stderr]    Compiling ckb-fixed-hash-core v0.38.0
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling ckb-occupied-capacity-macros v0.38.0
[INFO] [stderr]    Compiling ckb-fixed-hash-macros v0.38.0
[INFO] [stderr]    Compiling molecule v0.6.0
[INFO] [stderr]    Compiling ckb-occupied-capacity v0.38.0
[INFO] [stderr]    Compiling ckb-error v0.38.0
[INFO] [stderr]    Compiling ckb-fixed-hash v0.38.0
[INFO] [stderr]    Compiling numext-fixed-uint-hack v0.1.6
[INFO] [stderr]    Compiling numext-fixed-uint v0.1.6
[INFO] [stderr]    Compiling ckb-rational v0.38.0
[INFO] [stderr]    Compiling ckb-types v0.38.0
[INFO] [stderr]    Compiling ckb-pow v0.38.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 27s
[INFO] running `Command { std: "docker" "inspect" "a8f6be2e809d1066f2b5ef0c208a7daeb6a77778745216f423aa05d1c774a321", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8f6be2e809d1066f2b5ef0c208a7daeb6a77778745216f423aa05d1c774a321", kill_on_drop: false }`
[INFO] [stdout] a8f6be2e809d1066f2b5ef0c208a7daeb6a77778745216f423aa05d1c774a321
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] baa1d9342bc5a2ddd00d7fe818f735cc45c8446eec4e353fd39f28cb4541e272
[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" "baa1d9342bc5a2ddd00d7fe818f735cc45c8446eec4e353fd39f28cb4541e272", kill_on_drop: false }`
[INFO] [stderr]    Compiling ckb-pow v0.38.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.63s
[INFO] running `Command { std: "docker" "inspect" "baa1d9342bc5a2ddd00d7fe818f735cc45c8446eec4e353fd39f28cb4541e272", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baa1d9342bc5a2ddd00d7fe818f735cc45c8446eec4e353fd39f28cb4541e272", kill_on_drop: false }`
[INFO] [stdout] baa1d9342bc5a2ddd00d7fe818f735cc45c8446eec4e353fd39f28cb4541e272
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] acc22b5866702909352202945cd237a7e67d085a0445f4935af70337cf3ae465
[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" "acc22b5866702909352202945cd237a7e67d085a0445f4935af70337cf3ae465", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ckb_pow-9bead7fd3da2a492
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests ckb-pow
[INFO] [stdout] test test::test_pow_message ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "acc22b5866702909352202945cd237a7e67d085a0445f4935af70337cf3ae465", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acc22b5866702909352202945cd237a7e67d085a0445f4935af70337cf3ae465", kill_on_drop: false }`
[INFO] [stdout] acc22b5866702909352202945cd237a7e67d085a0445f4935af70337cf3ae465