[INFO] fetching crate mathml-rs 0.1.2...
[INFO] documenting mathml-rs-0.1.2 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate mathml-rs 0.1.2 into /workspace/builds/worker-33/source
[INFO] validating manifest of crates.io crate mathml-rs 0.1.2 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 mathml-rs 0.1.2
[INFO] finished tweaking crates.io crate mathml-rs 0.1.2
[INFO] tweaked toml for crates.io crate mathml-rs 0.1.2 written to /workspace/builds/worker-33/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] 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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cdf4f1731f6c1c21e7396f8983c77367250840739ba9fa7cc3faf9fc79208dca
[INFO] running `Command { std: "docker" "start" "-a" "cdf4f1731f6c1c21e7396f8983c77367250840739ba9fa7cc3faf9fc79208dca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cdf4f1731f6c1c21e7396f8983c77367250840739ba9fa7cc3faf9fc79208dca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdf4f1731f6c1c21e7396f8983c77367250840739ba9fa7cc3faf9fc79208dca", kill_on_drop: false }`
[INFO] [stdout] cdf4f1731f6c1c21e7396f8983c77367250840739ba9fa7cc3faf9fc79208dca
[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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc91c84454e68e586a22dac3f601b48d8fd2403f44fe135445f9fcfc7b30bd18
[INFO] running `Command { std: "docker" "start" "-a" "dc91c84454e68e586a22dac3f601b48d8fd2403f44fe135445f9fcfc7b30bd18", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking quick-xml v0.22.0
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking libmath v0.2.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking mathru v0.9.1
[INFO] [stderr]    Compiling mathml-macros v0.1.1
[INFO] [stderr]  Documenting mathml-rs v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.79s
[INFO] running `Command { std: "docker" "inspect" "dc91c84454e68e586a22dac3f601b48d8fd2403f44fe135445f9fcfc7b30bd18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc91c84454e68e586a22dac3f601b48d8fd2403f44fe135445f9fcfc7b30bd18", kill_on_drop: false }`
[INFO] [stdout] dc91c84454e68e586a22dac3f601b48d8fd2403f44fe135445f9fcfc7b30bd18
[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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=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] [stdout] b321fa247be69dbff6f763d2ef063f79dc377c8ebf68d9a2b273d2a99668e779
[INFO] running `Command { std: "docker" "start" "-a" "b321fa247be69dbff6f763d2ef063f79dc377c8ebf68d9a2b273d2a99668e779", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking quick-xml v0.22.0
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking libmath v0.2.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking mathru v0.9.1
[INFO] [stderr]    Compiling mathml-macros v0.1.1
[INFO] [stderr]  Documenting mathml-rs v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.45s
[INFO] running `Command { std: "docker" "inspect" "b321fa247be69dbff6f763d2ef063f79dc377c8ebf68d9a2b273d2a99668e779", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b321fa247be69dbff6f763d2ef063f79dc377c8ebf68d9a2b273d2a99668e779", kill_on_drop: false }`
[INFO] [stdout] b321fa247be69dbff6f763d2ef063f79dc377c8ebf68d9a2b273d2a99668e779