[INFO] cloning repository https://github.com/ktfth/permutation
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ktfth/permutation" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fktfth%2Fpermutation", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fktfth%2Fpermutation'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d7b2740dc37f21af0ad65db9a67d718f35ee762b
[INFO] documenting ktfth/permutation 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%2Fktfth%2Fpermutation" "/workspace/builds/worker-33/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-33/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ktfth/permutation 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/ktfth/permutation
[INFO] finished tweaking git repo https://github.com/ktfth/permutation
[INFO] tweaked toml for git repo https://github.com/ktfth/permutation written to /workspace/builds/worker-33/source/Cargo.toml
[INFO] crate git repo https://github.com/ktfth/permutation 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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] 658eb07db76db21e81cd3c817d7d4da8f2e27575454f5802f77a09b169811198
[INFO] running `Command { std: "docker" "start" "-a" "658eb07db76db21e81cd3c817d7d4da8f2e27575454f5802f77a09b169811198", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "658eb07db76db21e81cd3c817d7d4da8f2e27575454f5802f77a09b169811198", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "658eb07db76db21e81cd3c817d7d4da8f2e27575454f5802f77a09b169811198", kill_on_drop: false }`
[INFO] [stdout] 658eb07db76db21e81cd3c817d7d4da8f2e27575454f5802f77a09b169811198
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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] df1cc907e1297010400d9a35b77f54e2a885412167b446c72e1db13b9069f956
[INFO] running `Command { std: "docker" "start" "-a" "df1cc907e1297010400d9a35b77f54e2a885412167b446c72e1db13b9069f956", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling neon-build v0.10.0
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking neon-runtime v0.10.0
[INFO] [stderr]    Compiling neon v0.10.0
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]    Compiling syn-mid v0.5.3
[INFO] [stderr]    Compiling neon-macros v0.10.0
[INFO] [stderr]  Documenting permutation v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.67s
[INFO] running `Command { std: "docker" "inspect" "df1cc907e1297010400d9a35b77f54e2a885412167b446c72e1db13b9069f956", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df1cc907e1297010400d9a35b77f54e2a885412167b446c72e1db13b9069f956", kill_on_drop: false }`
[INFO] [stdout] df1cc907e1297010400d9a35b77f54e2a885412167b446c72e1db13b9069f956
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=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" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] b5117953be7b96a46c721d91671f1a56cec7b3088c7769c78e1ca5839cc8f672
[INFO] running `Command { std: "docker" "start" "-a" "b5117953be7b96a46c721d91671f1a56cec7b3088c7769c78e1ca5839cc8f672", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling neon-build v0.10.0
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking neon-runtime v0.10.0
[INFO] [stderr]    Compiling neon v0.10.0
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]    Compiling syn-mid v0.5.3
[INFO] [stderr]    Compiling neon-macros v0.10.0
[INFO] [stderr]  Documenting permutation v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.63s
[INFO] running `Command { std: "docker" "inspect" "b5117953be7b96a46c721d91671f1a56cec7b3088c7769c78e1ca5839cc8f672", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5117953be7b96a46c721d91671f1a56cec7b3088c7769c78e1ca5839cc8f672", kill_on_drop: false }`
[INFO] [stdout] b5117953be7b96a46c721d91671f1a56cec7b3088c7769c78e1ca5839cc8f672