[INFO] fetching crate filenamegen 0.2.4...
[INFO] documenting filenamegen-0.2.4 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate filenamegen 0.2.4 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate filenamegen 0.2.4 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 filenamegen 0.2.4
[INFO] finished tweaking crates.io crate filenamegen 0.2.4
[INFO] tweaked toml for crates.io crate filenamegen 0.2.4 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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 bstr v0.1.4
[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" "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] 88646adb6cfa10c0c41187d92e90d5ed4d0d0d6c0bc1b42cbc306e71f2fa7ff1
[INFO] running `Command { std: "docker" "start" "-a" "88646adb6cfa10c0c41187d92e90d5ed4d0d0d6c0bc1b42cbc306e71f2fa7ff1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88646adb6cfa10c0c41187d92e90d5ed4d0d0d6c0bc1b42cbc306e71f2fa7ff1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88646adb6cfa10c0c41187d92e90d5ed4d0d0d6c0bc1b42cbc306e71f2fa7ff1", kill_on_drop: false }`
[INFO] [stdout] 88646adb6cfa10c0c41187d92e90d5ed4d0d0d6c0bc1b42cbc306e71f2fa7ff1
[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" "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] e61b2a9433f323ba1fca6c43352e3a89da1ab122dc9cff4dffdeea4984dcc295
[INFO] running `Command { std: "docker" "start" "-a" "e61b2a9433f323ba1fca6c43352e3a89da1ab122dc9cff4dffdeea4984dcc295", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking bstr v0.1.4
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]  Documenting filenamegen v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.12s
[INFO] running `Command { std: "docker" "inspect" "e61b2a9433f323ba1fca6c43352e3a89da1ab122dc9cff4dffdeea4984dcc295", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e61b2a9433f323ba1fca6c43352e3a89da1ab122dc9cff4dffdeea4984dcc295", kill_on_drop: false }`
[INFO] [stdout] e61b2a9433f323ba1fca6c43352e3a89da1ab122dc9cff4dffdeea4984dcc295
[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" "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] 09ace052ef584b74a3a1176e9809fbe34ccc9e0e62693fbba92fc6d74ccc341a
[INFO] running `Command { std: "docker" "start" "-a" "09ace052ef584b74a3a1176e9809fbe34ccc9e0e62693fbba92fc6d74ccc341a", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking bstr v0.1.4
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]  Documenting filenamegen v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.47s
[INFO] running `Command { std: "docker" "inspect" "09ace052ef584b74a3a1176e9809fbe34ccc9e0e62693fbba92fc6d74ccc341a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09ace052ef584b74a3a1176e9809fbe34ccc9e0e62693fbba92fc6d74ccc341a", kill_on_drop: false }`
[INFO] [stdout] 09ace052ef584b74a3a1176e9809fbe34ccc9e0e62693fbba92fc6d74ccc341a