[INFO] fetching crate screenshots 0.1.1...
[INFO] documenting screenshots-0.1.1 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate screenshots 0.1.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate screenshots 0.1.1 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 crates.io crate screenshots 0.1.1
[INFO] finished tweaking crates.io crate screenshots 0.1.1
[INFO] tweaked toml for crates.io crate screenshots 0.1.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate screenshots 0.1.1 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]  Downloading crates ...
[INFO] [stderr]   Downloaded x11 v2.19.1
[INFO] [stderr]   Downloaded display-info v0.1.1
[INFO] [stderr]   Downloaded widestring v0.5.1
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.33.0
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.33.0
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.33.0
[INFO] [stderr]   Downloaded windows_i686_gnu v0.33.0
[INFO] [stderr]   Downloaded windows_i686_msvc v0.33.0
[INFO] [stderr]   Downloaded sfhash v0.1.1
[INFO] [stderr]   Downloaded windows v0.33.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2fa83a6a6d1c1548c35d5e393cf05a9040c7b9f91120801b5b0945b179500048
[INFO] running `Command { std: "docker" "start" "-a" "2fa83a6a6d1c1548c35d5e393cf05a9040c7b9f91120801b5b0945b179500048", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2fa83a6a6d1c1548c35d5e393cf05a9040c7b9f91120801b5b0945b179500048", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fa83a6a6d1c1548c35d5e393cf05a9040c7b9f91120801b5b0945b179500048", kill_on_drop: false }`
[INFO] [stdout] 2fa83a6a6d1c1548c35d5e393cf05a9040c7b9f91120801b5b0945b179500048
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f054bed11bfc12d42be7eb874a914a21698924e44552bc8faa9cdd8198ec3b65
[INFO] running `Command { std: "docker" "start" "-a" "f054bed11bfc12d42be7eb874a914a21698924e44552bc8faa9cdd8198ec3b65", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling display-info v0.1.1
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling screenshots v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking miniz_oxide v0.5.1
[INFO] [stderr]     Checking deflate v1.0.0
[INFO] [stderr]    Compiling x11 v2.19.1
[INFO] [stderr]     Checking png v0.17.5
[INFO] [stderr]  Documenting screenshots v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.58s
[INFO] running `Command { std: "docker" "inspect" "f054bed11bfc12d42be7eb874a914a21698924e44552bc8faa9cdd8198ec3b65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f054bed11bfc12d42be7eb874a914a21698924e44552bc8faa9cdd8198ec3b65", kill_on_drop: false }`
[INFO] [stdout] f054bed11bfc12d42be7eb874a914a21698924e44552bc8faa9cdd8198ec3b65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8862bc90146aa560e7f83ae6c614f0e443718f8bf58568cb3847a85fa4868aa0
[INFO] running `Command { std: "docker" "start" "-a" "8862bc90146aa560e7f83ae6c614f0e443718f8bf58568cb3847a85fa4868aa0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling display-info v0.1.1
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling screenshots v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking miniz_oxide v0.5.1
[INFO] [stderr]     Checking deflate v1.0.0
[INFO] [stderr]    Compiling x11 v2.19.1
[INFO] [stderr]     Checking png v0.17.5
[INFO] [stderr]  Documenting screenshots v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.89s
[INFO] running `Command { std: "docker" "inspect" "8862bc90146aa560e7f83ae6c614f0e443718f8bf58568cb3847a85fa4868aa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8862bc90146aa560e7f83ae6c614f0e443718f8bf58568cb3847a85fa4868aa0", kill_on_drop: false }`
[INFO] [stdout] 8862bc90146aa560e7f83ae6c614f0e443718f8bf58568cb3847a85fa4868aa0