[INFO] cloning repository https://github.com/howeih/Day-53-RSA-Encryption-Scheme
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/howeih/Day-53-RSA-Encryption-Scheme" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoweih%2FDay-53-RSA-Encryption-Scheme", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoweih%2FDay-53-RSA-Encryption-Scheme'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] db296c86ee678c0d8ca8ee30dc4246ad701aa5c5
[INFO] documenting howeih/Day-53-RSA-Encryption-Scheme against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoweih%2FDay-53-RSA-Encryption-Scheme" "/workspace/builds/worker-31/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-31/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/howeih/Day-53-RSA-Encryption-Scheme on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/howeih/Day-53-RSA-Encryption-Scheme
[INFO] finished tweaking git repo https://github.com/howeih/Day-53-RSA-Encryption-Scheme
[INFO] tweaked toml for git repo https://github.com/howeih/Day-53-RSA-Encryption-Scheme written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] crate git repo https://github.com/howeih/Day-53-RSA-Encryption-Scheme already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded block-buffer v0.7.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85d2fb54ccd70ad8447eaaa761633a1f7d5ccec53d5b394eaebac1ca2a36cf8b
[INFO] running `Command { std: "docker" "start" "-a" "85d2fb54ccd70ad8447eaaa761633a1f7d5ccec53d5b394eaebac1ca2a36cf8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85d2fb54ccd70ad8447eaaa761633a1f7d5ccec53d5b394eaebac1ca2a36cf8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85d2fb54ccd70ad8447eaaa761633a1f7d5ccec53d5b394eaebac1ca2a36cf8b", kill_on_drop: false }`
[INFO] [stdout] 85d2fb54ccd70ad8447eaaa761633a1f7d5ccec53d5b394eaebac1ca2a36cf8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ee24c53a21d1afa8c7bac3ca31e716d1f6da51785c62f697ee8125bc50bd862
[INFO] running `Command { std: "docker" "start" "-a" "3ee24c53a21d1afa8c7bac3ca31e716d1f6da51785c62f697ee8125bc50bd862", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking opaque-debug v0.2.2
[INFO] [stderr]     Checking block-padding v0.1.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.2
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]     Checking rand_os v0.1.2
[INFO] [stderr]     Checking generic-array v0.12.0
[INFO] [stderr]     Checking block-buffer v0.7.2
[INFO] [stderr]     Checking digest v0.8.0
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]  Documenting rsa_encryption_scheme v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.60s
[INFO] running `Command { std: "docker" "inspect" "3ee24c53a21d1afa8c7bac3ca31e716d1f6da51785c62f697ee8125bc50bd862", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ee24c53a21d1afa8c7bac3ca31e716d1f6da51785c62f697ee8125bc50bd862", kill_on_drop: false }`
[INFO] [stdout] 3ee24c53a21d1afa8c7bac3ca31e716d1f6da51785c62f697ee8125bc50bd862