[INFO] fetching crate avm1-tree 0.8.0...
[INFO] documenting avm1-tree-0.8.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate avm1-tree 0.8.0 into /workspace/builds/worker-39/source
[INFO] validating manifest of crates.io crate avm1-tree 0.8.0 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 avm1-tree 0.8.0
[INFO] finished tweaking crates.io crate avm1-tree 0.8.0
[INFO] tweaked toml for crates.io crate avm1-tree 0.8.0 written to /workspace/builds/worker-39/source/Cargo.toml
[INFO] crate crates.io crate avm1-tree 0.8.0 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ryu v1.0.0
[INFO] [stderr]   Downloaded ryu v0.2.8
[INFO] [stderr]   Downloaded serde_json v1.0.40
[INFO] [stderr]   Downloaded proc-macro2 v1.0.4
[INFO] [stderr]   Downloaded hex v0.4.0
[INFO] [stderr]   Downloaded serde_json_v8 v0.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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] 62a5d0b5c942ddaadbb855b1221c3278002c56a094438d112279ee27fb256224
[INFO] running `Command { std: "docker" "start" "-a" "62a5d0b5c942ddaadbb855b1221c3278002c56a094438d112279ee27fb256224", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62a5d0b5c942ddaadbb855b1221c3278002c56a094438d112279ee27fb256224", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62a5d0b5c942ddaadbb855b1221c3278002c56a094438d112279ee27fb256224", kill_on_drop: false }`
[INFO] [stdout] 62a5d0b5c942ddaadbb855b1221c3278002c56a094438d112279ee27fb256224
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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] baa26004dd8f19c6ea273a7bd34b92c0c8f3765d03a84b7dd04d6de3da7486de
[INFO] running `Command { std: "docker" "start" "-a" "baa26004dd8f19c6ea273a7bd34b92c0c8f3765d03a84b7dd04d6de3da7486de", kill_on_drop: false }`
[INFO] [stderr] warning: output filename collision.
[INFO] [stderr] The bin target `avm1-tree` in package `avm1-tree v0.8.0 (/opt/rustwide/workdir)` has the same output filename as the lib target `avm1_tree` in package `avm1-tree v0.8.0 (/opt/rustwide/workdir)`.
[INFO] [stderr] Colliding filename is: /opt/rustwide/target/doc/avm1_tree/index.html
[INFO] [stderr] The output filenames should be unique.
[INFO] [stderr] This is a known bug where multiple crates with the same name use
[INFO] [stderr] the same path; see <https://github.com/rust-lang/cargo/issues/6313>.
[INFO] [stderr] If this looks unexpected, it may be a bug in Cargo. Please file a bug report at
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/ with as much information as you
[INFO] [stderr] can provide.
[INFO] [stderr] cargo 1.61.0 (a028ae4 2022-04-29) running on `x86_64-unknown-linux-gnu` target `x86_64-unknown-linux-gnu`
[INFO] [stderr] First unit: Unit { pkg: Package { id: PackageId { name: "avm1-tree", version: "0.8.0", source: "/opt/rustwide/workdir" }, ..: ".." }, target: TargetInner { name: "avm1-tree", doc: true, ..: with_path("/opt/rustwide/workdir/src/main.rs", Edition2018) }, profile: Profile { incremental: false, ..: default_dev() }, kind: Host, mode: Doc { deps: false }, features: [], artifact: false, is_std: false, dep_hash: 1869884649360201589 }
[INFO] [stderr] Second unit: Unit { pkg: Package { id: PackageId { name: "avm1-tree", version: "0.8.0", source: "/opt/rustwide/workdir" }, ..: ".." }, target: TargetInner { ..: lib_target("avm1_tree", ["lib"], "/opt/rustwide/workdir/src/lib.rs", Edition2018) }, profile: Profile { incremental: false, ..: default_dev() }, kind: Host, mode: Doc { deps: false }, features: [], artifact: false, is_std: false, dep_hash: 3075037996214086049 }
[INFO] [stderr]    Compiling proc-macro2 v1.0.4
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking hex v0.4.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]  Documenting avm1-tree v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking avm1-tree v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.66s
[INFO] running `Command { std: "docker" "inspect" "baa26004dd8f19c6ea273a7bd34b92c0c8f3765d03a84b7dd04d6de3da7486de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baa26004dd8f19c6ea273a7bd34b92c0c8f3765d03a84b7dd04d6de3da7486de", kill_on_drop: false }`
[INFO] [stdout] baa26004dd8f19c6ea273a7bd34b92c0c8f3765d03a84b7dd04d6de3da7486de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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] 58a9f5ab41d719ec97c7d1e51b679515bfa8704da9e87bf82be3e40a0c55d5b1
[INFO] running `Command { std: "docker" "start" "-a" "58a9f5ab41d719ec97c7d1e51b679515bfa8704da9e87bf82be3e40a0c55d5b1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.4
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking hex v0.4.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]  Documenting avm1-tree v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.64s
[INFO] running `Command { std: "docker" "inspect" "58a9f5ab41d719ec97c7d1e51b679515bfa8704da9e87bf82be3e40a0c55d5b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58a9f5ab41d719ec97c7d1e51b679515bfa8704da9e87bf82be3e40a0c55d5b1", kill_on_drop: false }`
[INFO] [stdout] 58a9f5ab41d719ec97c7d1e51b679515bfa8704da9e87bf82be3e40a0c55d5b1