[INFO] fetching crate mathru 0.12.0...
[INFO] documenting mathru-0.12.0 against master#e1df625306f4136949e02612406f0c60df6008f3 for pr-96676
[INFO] extracting crate mathru 0.12.0 into /workspace/builds/worker-115/source
[INFO] validating manifest of crates.io crate mathru 0.12.0 on toolchain e1df625306f4136949e02612406f0c60df6008f3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1df625306f4136949e02612406f0c60df6008f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mathru 0.12.0
[INFO] finished tweaking crates.io crate mathru 0.12.0
[INFO] tweaked toml for crates.io crate mathru 0.12.0 written to /workspace/builds/worker-115/source/Cargo.toml
[INFO] crate crates.io crate mathru 0.12.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1df625306f4136949e02612406f0c60df6008f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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" "+e1df625306f4136949e02612406f0c60df6008f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 04080962a2eb8bc737ebe3ebe3a0072edab2986b5e27e1596f7b86219cf170be
[INFO] running `Command { std: "docker" "start" "-a" "04080962a2eb8bc737ebe3ebe3a0072edab2986b5e27e1596f7b86219cf170be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04080962a2eb8bc737ebe3ebe3a0072edab2986b5e27e1596f7b86219cf170be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04080962a2eb8bc737ebe3ebe3a0072edab2986b5e27e1596f7b86219cf170be", kill_on_drop: false }`
[INFO] [stdout] 04080962a2eb8bc737ebe3ebe3a0072edab2986b5e27e1596f7b86219cf170be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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=forbid" "-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" "+e1df625306f4136949e02612406f0c60df6008f3" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 224b31c8d249772e1c80a5b37d52b4c2560b808d4ff86844b82d12a397334062
[INFO] running `Command { std: "docker" "start" "-a" "224b31c8d249772e1c80a5b37d52b4c2560b808d4ff86844b82d12a397334062", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking rand_core v0.6.0
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]  Documenting mathru v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.98s
[INFO] running `Command { std: "docker" "inspect" "224b31c8d249772e1c80a5b37d52b4c2560b808d4ff86844b82d12a397334062", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "224b31c8d249772e1c80a5b37d52b4c2560b808d4ff86844b82d12a397334062", kill_on_drop: false }`
[INFO] [stdout] 224b31c8d249772e1c80a5b37d52b4c2560b808d4ff86844b82d12a397334062
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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=forbid" "-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" "+e1df625306f4136949e02612406f0c60df6008f3" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "--html-in-header" "katex.html" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 9e2ca4fd824da630dd4073133e7b7dbddda5c2907dbc3fa70dd60d71ce2a3de3
[INFO] running `Command { std: "docker" "start" "-a" "9e2ca4fd824da630dd4073133e7b7dbddda5c2907dbc3fa70dd60d71ce2a3de3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking rand_core v0.6.0
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]  Documenting mathru v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.13s
[INFO] running `Command { std: "docker" "inspect" "9e2ca4fd824da630dd4073133e7b7dbddda5c2907dbc3fa70dd60d71ce2a3de3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e2ca4fd824da630dd4073133e7b7dbddda5c2907dbc3fa70dd60d71ce2a3de3", kill_on_drop: false }`
[INFO] [stdout] 9e2ca4fd824da630dd4073133e7b7dbddda5c2907dbc3fa70dd60d71ce2a3de3