[INFO] crate lava_torrent 0.5.0 is already in cache
[INFO] documenting lava_torrent-0.5.0 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate lava_torrent 0.5.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate lava_torrent 0.5.0 on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lava_torrent 0.5.0
[INFO] finished tweaking crates.io crate lava_torrent 0.5.0
[INFO] tweaked toml for crates.io crate lava_torrent 0.5.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3ad8ebeb5b0216a81fbc2f04eea112c00384e62f578b691db71967a2d6699965
[INFO] running `Command { std: "docker" "start" "-a" "3ad8ebeb5b0216a81fbc2f04eea112c00384e62f578b691db71967a2d6699965", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ad8ebeb5b0216a81fbc2f04eea112c00384e62f578b691db71967a2d6699965", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ad8ebeb5b0216a81fbc2f04eea112c00384e62f578b691db71967a2d6699965", kill_on_drop: false }`
[INFO] [stdout] 3ad8ebeb5b0216a81fbc2f04eea112c00384e62f578b691db71967a2d6699965
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 388d3189bf30556b13577a87a3bc010aa86951527418008a38d402eae1f9b8c8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "388d3189bf30556b13577a87a3bc010aa86951527418008a38d402eae1f9b8c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking typenum v1.12.0
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]     Checking backtrace v0.3.49
[INFO] [stderr]     Checking conv v0.3.3
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]  Documenting lava_torrent v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `[experimental]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/lib.rs:36:48
[INFO] [stdout]    |
[INFO] [stdout] 36 | //! - tracker response parsing => [`tracker`] [experimental]
[INFO] [stdout]    |                                                ^^^^^^^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(intra_doc_link_resolution_failure)]` on by default
[INFO] [stdout]    = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[Experimental]` cannot be resolved, ignoring it.
[INFO] [stdout]  --> src/tracker/mod.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | //! [Experimental] Module containing structs for tracker responses.
[INFO] [stdout]   |      ^^^^^^^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]   |
[INFO] [stdout]   = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.49s
[INFO] running `Command { std: "docker" "inspect" "388d3189bf30556b13577a87a3bc010aa86951527418008a38d402eae1f9b8c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "388d3189bf30556b13577a87a3bc010aa86951527418008a38d402eae1f9b8c8", kill_on_drop: false }`
[INFO] [stdout] 388d3189bf30556b13577a87a3bc010aa86951527418008a38d402eae1f9b8c8