[INFO] fetching crate syn-file-expand 0.1.1...
[INFO] documenting syn-file-expand-0.1.1 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate syn-file-expand 0.1.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate syn-file-expand 0.1.1 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 syn-file-expand 0.1.1
[INFO] finished tweaking crates.io crate syn-file-expand 0.1.1
[INFO] tweaked toml for crates.io crate syn-file-expand 0.1.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate syn-file-expand 0.1.1 already has a lockfile, it will not be regenerated
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stdout] b06f5835c23059aa1041d4bbc7220e4c6cc165943499db00333141ff8d66bd4e
[INFO] running `Command { std: "docker" "start" "-a" "b06f5835c23059aa1041d4bbc7220e4c6cc165943499db00333141ff8d66bd4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b06f5835c23059aa1041d4bbc7220e4c6cc165943499db00333141ff8d66bd4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b06f5835c23059aa1041d4bbc7220e4c6cc165943499db00333141ff8d66bd4e", kill_on_drop: false }`
[INFO] [stdout] b06f5835c23059aa1041d4bbc7220e4c6cc165943499db00333141ff8d66bd4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stdout] eb2ae682e0f42a1fe3ac61531f394581e1b5c5bcf9ebe0103c6089b86fc797c6
[INFO] running `Command { std: "docker" "start" "-a" "eb2ae682e0f42a1fe3ac61531f394581e1b5c5bcf9ebe0103c6089b86fc797c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling syn v1.0.88
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling im-rc v15.0.0
[INFO] [stderr]     Checking proc-macro2 v1.0.36
[INFO] [stderr]     Checking rand_xoshiro v0.4.0
[INFO] [stderr]     Checking quote v1.0.15
[INFO] [stderr]     Checking bitmaps v2.1.0
[INFO] [stderr]     Checking sized-chunks v0.6.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]  Documenting syn-file-expand v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.88s
[INFO] running `Command { std: "docker" "inspect" "eb2ae682e0f42a1fe3ac61531f394581e1b5c5bcf9ebe0103c6089b86fc797c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb2ae682e0f42a1fe3ac61531f394581e1b5c5bcf9ebe0103c6089b86fc797c6", kill_on_drop: false }`
[INFO] [stdout] eb2ae682e0f42a1fe3ac61531f394581e1b5c5bcf9ebe0103c6089b86fc797c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stdout] 2dd4972da87c9e2e3d3359798100b358523280bafe49a84bf50fdc879ebbcf46
[INFO] running `Command { std: "docker" "start" "-a" "2dd4972da87c9e2e3d3359798100b358523280bafe49a84bf50fdc879ebbcf46", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.88
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking rand_xoshiro v0.4.0
[INFO] [stderr]    Compiling im-rc v15.0.0
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]     Checking bitmaps v2.1.0
[INFO] [stderr]     Checking sized-chunks v0.6.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]  Documenting syn-file-expand v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.26s
[INFO] running `Command { std: "docker" "inspect" "2dd4972da87c9e2e3d3359798100b358523280bafe49a84bf50fdc879ebbcf46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dd4972da87c9e2e3d3359798100b358523280bafe49a84bf50fdc879ebbcf46", kill_on_drop: false }`
[INFO] [stdout] 2dd4972da87c9e2e3d3359798100b358523280bafe49a84bf50fdc879ebbcf46