[INFO] fetching crate vtable 0.1.7...
[INFO] documenting vtable-0.1.7 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate vtable 0.1.7 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate vtable 0.1.7 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 vtable 0.1.7
[INFO] finished tweaking crates.io crate vtable 0.1.7
[INFO] tweaked toml for crates.io crate vtable 0.1.7 written to /workspace/builds/worker-14/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] [stderr]     Blocking waiting for file lock on package cache
[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-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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 499d4d8a831e89dd62e3d9d3af5d3c4f83e6f377f15eaea0a43084a336fe37ee
[INFO] running `Command { std: "docker" "start" "-a" "499d4d8a831e89dd62e3d9d3af5d3c4f83e6f377f15eaea0a43084a336fe37ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "499d4d8a831e89dd62e3d9d3af5d3c4f83e6f377f15eaea0a43084a336fe37ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "499d4d8a831e89dd62e3d9d3af5d3c4f83e6f377f15eaea0a43084a336fe37ee", kill_on_drop: false }`
[INFO] [stdout] 499d4d8a831e89dd62e3d9d3af5d3c4f83e6f377f15eaea0a43084a336fe37ee
[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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 302feba37166927268c30846ae560d339c75ee669c7fa9e7ace456550b10cc8d
[INFO] running `Command { std: "docker" "start" "-a" "302feba37166927268c30846ae560d339c75ee669c7fa9e7ace456550b10cc8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling critical-section v0.2.7
[INFO] [stderr]    Compiling atomic-polyfill v0.1.8
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking bare-metal v1.0.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling field-offset v0.3.4
[INFO] [stderr]    Compiling const-field-offset-macro v0.1.2
[INFO] [stderr]    Compiling vtable-macro v0.1.7
[INFO] [stderr]     Checking const-field-offset v0.1.2
[INFO] [stderr]  Documenting vtable v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.96s
[INFO] running `Command { std: "docker" "inspect" "302feba37166927268c30846ae560d339c75ee669c7fa9e7ace456550b10cc8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "302feba37166927268c30846ae560d339c75ee669c7fa9e7ace456550b10cc8d", kill_on_drop: false }`
[INFO] [stdout] 302feba37166927268c30846ae560d339c75ee669c7fa9e7ace456550b10cc8d
[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" "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] e1bc4698e0c67458913e7a69c038e5e25e20eeaa784d60b78d41adbe91d3a1c8
[INFO] running `Command { std: "docker" "start" "-a" "e1bc4698e0c67458913e7a69c038e5e25e20eeaa784d60b78d41adbe91d3a1c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling critical-section v0.2.7
[INFO] [stderr]     Checking bare-metal v1.0.0
[INFO] [stderr]    Compiling atomic-polyfill v0.1.8
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling field-offset v0.3.4
[INFO] [stderr]    Compiling const-field-offset-macro v0.1.2
[INFO] [stderr]    Compiling vtable-macro v0.1.7
[INFO] [stderr]     Checking const-field-offset v0.1.2
[INFO] [stderr]  Documenting vtable v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.43s
[INFO] running `Command { std: "docker" "inspect" "e1bc4698e0c67458913e7a69c038e5e25e20eeaa784d60b78d41adbe91d3a1c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1bc4698e0c67458913e7a69c038e5e25e20eeaa784d60b78d41adbe91d3a1c8", kill_on_drop: false }`
[INFO] [stdout] e1bc4698e0c67458913e7a69c038e5e25e20eeaa784d60b78d41adbe91d3a1c8