[INFO] fetching crate lib-cargo-apk 0.5.1...
[INFO] documenting lib-cargo-apk-0.5.1 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate lib-cargo-apk 0.5.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate lib-cargo-apk 0.5.1 on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lib-cargo-apk 0.5.1
[INFO] finished tweaking crates.io crate lib-cargo-apk 0.5.1
[INFO] tweaked toml for crates.io crate lib-cargo-apk 0.5.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 188aeed26c3572172cad73bc9f6d058cb5b617604416b16f49c6579bd9fc4c3b
[INFO] running `Command { std: "docker" "start" "-a" "188aeed26c3572172cad73bc9f6d058cb5b617604416b16f49c6579bd9fc4c3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "188aeed26c3572172cad73bc9f6d058cb5b617604416b16f49c6579bd9fc4c3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "188aeed26c3572172cad73bc9f6d058cb5b617604416b16f49c6579bd9fc4c3b", kill_on_drop: false }`
[INFO] [stdout] 188aeed26c3572172cad73bc9f6d058cb5b617604416b16f49c6579bd9fc4c3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd2d217f6f7e867cf3afdc246d69f94e040a91f0c3f67e26573e3b2febf6ea9b
[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" "fd2d217f6f7e867cf3afdc246d69f94e040a91f0c3f67e26573e3b2febf6ea9b", kill_on_drop: false }`
[INFO] [stderr]    Compiling curl v0.4.33
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]     Checking utf8parse v0.1.1
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking rustc-workspace-hack v1.0.0
[INFO] [stderr]     Checking opener v0.4.1
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking bytesize v1.0.1
[INFO] [stderr]     Checking home v0.5.3
[INFO] [stderr]     Checking shell-escape v0.1.5
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking filetime v0.2.12
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking jobserver v0.1.21
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking sized-chunks v0.3.1
[INFO] [stderr]     Checking vte v0.3.3
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling libz-sys v1.1.1
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.4+1.41.0
[INFO] [stderr]    Compiling libssh2-sys v0.2.19
[INFO] [stderr]    Compiling curl-sys v0.4.36+curl-7.71.1
[INFO] [stderr]    Compiling libgit2-sys v0.9.2
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking strip-ansi-escapes v0.1.0
[INFO] [stderr]     Checking tar v0.4.30
[INFO] [stderr]     Checking serde v1.0.115
[INFO] [stderr]     Checking flate2 v1.0.17
[INFO] [stderr]     Checking globset v0.4.5
[INFO] [stderr]     Checking ignore v0.4.16
[INFO] [stderr]     Checking git2 v0.10.2
[INFO] [stderr]     Checking crypto-hash v0.3.4
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking serde_ignored v0.1.2
[INFO] [stderr]     Checking cargo-platform v0.1.1
[INFO] [stderr]     Checking multimap v0.8.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking git2-curl v0.11.0
[INFO] [stderr]    Compiling im-rc v13.0.0
[INFO] [stderr]     Checking crates-io v0.29.0
[INFO] [stderr]     Checking rustfix v0.4.6
[INFO] [stderr]     Checking cargo v0.41.0
[INFO] [stderr]  Documenting lib-cargo-apk v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 13s
[INFO] running `Command { std: "docker" "inspect" "fd2d217f6f7e867cf3afdc246d69f94e040a91f0c3f67e26573e3b2febf6ea9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd2d217f6f7e867cf3afdc246d69f94e040a91f0c3f67e26573e3b2febf6ea9b", kill_on_drop: false }`
[INFO] [stdout] fd2d217f6f7e867cf3afdc246d69f94e040a91f0c3f67e26573e3b2febf6ea9b