[INFO] fetching crate ift-webhook 0.2.8...
[INFO] documenting ift-webhook-0.2.8 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate ift-webhook 0.2.8 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate ift-webhook 0.2.8 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 crates.io crate ift-webhook 0.2.8
[INFO] finished tweaking crates.io crate ift-webhook 0.2.8
[INFO] tweaked toml for crates.io crate ift-webhook 0.2.8 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7a02e4358c20ea32b22231d024b353851c963af16bb17d3a6a29d0060430db4b
[INFO] running `Command { std: "docker" "start" "-a" "7a02e4358c20ea32b22231d024b353851c963af16bb17d3a6a29d0060430db4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a02e4358c20ea32b22231d024b353851c963af16bb17d3a6a29d0060430db4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a02e4358c20ea32b22231d024b353851c963af16bb17d3a6a29d0060430db4b", kill_on_drop: false }`
[INFO] [stdout] 7a02e4358c20ea32b22231d024b353851c963af16bb17d3a6a29d0060430db4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 584c053ce7c69d938e8c40cf5242967bc67d70697830042e8e4b230d4316075a
[INFO] running `Command { std: "docker" "start" "-a" "584c053ce7c69d938e8c40cf5242967bc67d70697830042e8e4b230d4316075a", kill_on_drop: false }`
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking chunked_transfer v1.4.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking crc32fast v1.3.2
[INFO] [stderr]     Checking serde v1.0.137
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]    Compiling rustls v0.20.6
[INFO] [stderr]     Checking webpki v0.22.0
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]     Checking webpki-roots v0.22.3
[INFO] [stderr]     Checking serde_json v1.0.81
[INFO] [stderr]     Checking ureq v2.4.0
[INFO] [stderr]  Documenting ift-webhook v0.2.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.53s
[INFO] running `Command { std: "docker" "inspect" "584c053ce7c69d938e8c40cf5242967bc67d70697830042e8e4b230d4316075a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "584c053ce7c69d938e8c40cf5242967bc67d70697830042e8e4b230d4316075a", kill_on_drop: false }`
[INFO] [stdout] 584c053ce7c69d938e8c40cf5242967bc67d70697830042e8e4b230d4316075a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2022-05-20" "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] 164fc3337e05c7c56370c856f71fcaf89abb123bd5cd4fbe4a6fa6e273ed6e2f
[INFO] running `Command { std: "docker" "start" "-a" "164fc3337e05c7c56370c856f71fcaf89abb123bd5cd4fbe4a6fa6e273ed6e2f", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]    Compiling rustls v0.20.6
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking chunked_transfer v1.4.0
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking miniz_oxide v0.5.1
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking webpki v0.22.0
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]     Checking webpki-roots v0.22.3
[INFO] [stderr]     Checking ureq v2.4.0
[INFO] [stderr]  Documenting ift-webhook v0.2.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.25s
[INFO] running `Command { std: "docker" "inspect" "164fc3337e05c7c56370c856f71fcaf89abb123bd5cd4fbe4a6fa6e273ed6e2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "164fc3337e05c7c56370c856f71fcaf89abb123bd5cd4fbe4a6fa6e273ed6e2f", kill_on_drop: false }`
[INFO] [stdout] 164fc3337e05c7c56370c856f71fcaf89abb123bd5cd4fbe4a6fa6e273ed6e2f