[INFO] fetching crate ckb-pow 0.39.1...
[INFO] checking ckb-pow-0.39.1 against master#3e826bb11228508fbe749e594038d6727208aa94 for pr-82322
[INFO] extracting crate ckb-pow 0.39.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate ckb-pow 0.39.1 on toolchain 3e826bb11228508fbe749e594038d6727208aa94
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ckb-pow 0.39.1
[INFO] finished tweaking crates.io crate ckb-pow 0.39.1
[INFO] tweaked toml for crates.io crate ckb-pow 0.39.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8fe8e5af7f84a31752a21dac8aa18ea6318a68ccd853d6df2c71a8d5490bb571
[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" "8fe8e5af7f84a31752a21dac8aa18ea6318a68ccd853d6df2c71a8d5490bb571", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8fe8e5af7f84a31752a21dac8aa18ea6318a68ccd853d6df2c71a8d5490bb571", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fe8e5af7f84a31752a21dac8aa18ea6318a68ccd853d6df2c71a8d5490bb571", kill_on_drop: false }`
[INFO] [stdout] 8fe8e5af7f84a31752a21dac8aa18ea6318a68ccd853d6df2c71a8d5490bb571
[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=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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c1cac2861e8c9fe66bde692c8dc8f586c23ff24fb46dd538d4783a426efe1fc
[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" "6c1cac2861e8c9fe66bde692c8dc8f586c23ff24fb46dd538d4783a426efe1fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.87
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]    Compiling blake2b-rs v0.1.5
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]     Checking ckb-hash v0.39.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling numext-constructor v0.1.6
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]     Checking numext-fixed-uint-core v0.1.6
[INFO] [stderr]     Checking ckb-occupied-capacity-core v0.39.1
[INFO] [stderr]     Checking ckb-fixed-hash-core v0.39.1
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking molecule v0.6.0
[INFO] [stderr]    Compiling ckb-occupied-capacity-macros v0.39.1
[INFO] [stderr]    Compiling ckb-fixed-hash-macros v0.39.1
[INFO] [stderr]     Checking ckb-occupied-capacity v0.39.1
[INFO] [stderr]     Checking ckb-error v0.39.1
[INFO] [stderr]     Checking ckb-fixed-hash v0.39.1
[INFO] [stderr]    Compiling numext-fixed-uint-hack v0.1.6
[INFO] [stderr]     Checking numext-fixed-uint v0.1.6
[INFO] [stderr]     Checking ckb-rational v0.39.1
[INFO] [stderr]     Checking ckb-types v0.39.1
[INFO] [stderr]     Checking ckb-pow v0.39.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 42s
[INFO] running `Command { std: "docker" "inspect" "6c1cac2861e8c9fe66bde692c8dc8f586c23ff24fb46dd538d4783a426efe1fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c1cac2861e8c9fe66bde692c8dc8f586c23ff24fb46dd538d4783a426efe1fc", kill_on_drop: false }`
[INFO] [stdout] 6c1cac2861e8c9fe66bde692c8dc8f586c23ff24fb46dd538d4783a426efe1fc