[INFO] cloning repository https://github.com/Hamzakh777/rust-blockchain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Hamzakh777/rust-blockchain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHamzakh777%2Frust-blockchain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHamzakh777%2Frust-blockchain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6a181580c31e99e98e2ed2561da7fb626fc6eb0f
[INFO] documenting Hamzakh777/rust-blockchain against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHamzakh777%2Frust-blockchain" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Hamzakh777/rust-blockchain on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Hamzakh777/rust-blockchain
[INFO] finished tweaking git repo https://github.com/Hamzakh777/rust-blockchain
[INFO] tweaked toml for git repo https://github.com/Hamzakh777/rust-blockchain written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/Hamzakh777/rust-blockchain already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] be7a2666939e9982af4e1e350e81fa0dff665a4527c2eee71443a46f76cf11fb
[INFO] running `Command { std: "docker" "start" "-a" "be7a2666939e9982af4e1e350e81fa0dff665a4527c2eee71443a46f76cf11fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be7a2666939e9982af4e1e350e81fa0dff665a4527c2eee71443a46f76cf11fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be7a2666939e9982af4e1e350e81fa0dff665a4527c2eee71443a46f76cf11fb", kill_on_drop: false }`
[INFO] [stdout] be7a2666939e9982af4e1e350e81fa0dff665a4527c2eee71443a46f76cf11fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "RUSTDOCFLAGS=--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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31c071af37a920316b6520593cdd52c96a3754ea30a231a138a357f2153491a0
[INFO] running `Command { std: "docker" "start" "-a" "31c071af37a920316b6520593cdd52c96a3754ea30a231a138a357f2153491a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling openssl v0.10.33
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling openssl-sys v0.9.61
[INFO] [stderr]     Checking crypto-hash v0.3.4
[INFO] [stderr]     Checking rust-blockchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting rust-blockchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.12s
[INFO] running `Command { std: "docker" "inspect" "31c071af37a920316b6520593cdd52c96a3754ea30a231a138a357f2153491a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31c071af37a920316b6520593cdd52c96a3754ea30a231a138a357f2153491a0", kill_on_drop: false }`
[INFO] [stdout] 31c071af37a920316b6520593cdd52c96a3754ea30a231a138a357f2153491a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 5ee996f2bcf7f7621268c39a20d37540d9ebe02245608a632ea15d1202bbd988
[INFO] running `Command { std: "docker" "start" "-a" "5ee996f2bcf7f7621268c39a20d37540d9ebe02245608a632ea15d1202bbd988", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling openssl v0.10.33
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling openssl-sys v0.9.61
[INFO] [stderr]     Checking crypto-hash v0.3.4
[INFO] [stderr]  Documenting rust-blockchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.34s
[INFO] running `Command { std: "docker" "inspect" "5ee996f2bcf7f7621268c39a20d37540d9ebe02245608a632ea15d1202bbd988", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ee996f2bcf7f7621268c39a20d37540d9ebe02245608a632ea15d1202bbd988", kill_on_drop: false }`
[INFO] [stdout] 5ee996f2bcf7f7621268c39a20d37540d9ebe02245608a632ea15d1202bbd988