[INFO] fetching crate mun_hir 0.2.0...
[INFO] documenting mun_hir-0.2.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate mun_hir 0.2.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate mun_hir 0.2.0 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mun_hir 0.2.0
[INFO] finished tweaking crates.io crate mun_hir 0.2.0
[INFO] tweaked toml for crates.io crate mun_hir 0.2.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mun_target v0.2.0
[INFO] [stderr]   Downloaded relative-path v0.4.0
[INFO] [stderr]   Downloaded mun_syntax v0.2.0
[INFO] [stderr]   Downloaded salsa-macros v0.12.1
[INFO] [stderr]   Downloaded salsa v0.12.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "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] a2628e7067c9d4fd5dcd1767f04bd92e63342a05ef3a165108d1d2ab24d4f85e
[INFO] running `Command { std: "docker" "start" "-a" "a2628e7067c9d4fd5dcd1767f04bd92e63342a05ef3a165108d1d2ab24d4f85e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2628e7067c9d4fd5dcd1767f04bd92e63342a05ef3a165108d1d2ab24d4f85e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2628e7067c9d4fd5dcd1767f04bd92e63342a05ef3a165108d1d2ab24d4f85e", kill_on_drop: false }`
[INFO] [stdout] a2628e7067c9d4fd5dcd1767f04bd92e63342a05ef3a165108d1d2ab24d4f85e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44a1ece80f65a65852aa64947cfc497bb00dff9ffe9e0815fda90f1f69f331f9
[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" "44a1ece80f65a65852aa64947cfc497bb00dff9ffe9e0815fda90f1f69f331f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling mun_target v0.2.0
[INFO] [stderr]     Checking drop_bomb v0.1.5
[INFO] [stderr]     Checking relative-path v0.4.0
[INFO] [stderr]     Checking superslice v1.0.0
[INFO] [stderr]     Checking lock_api v0.2.0
[INFO] [stderr]     Checking ena v0.14.0
[INFO] [stderr]    Compiling parking_lot_core v0.5.0
[INFO] [stderr]    Compiling parking_lot v0.8.0
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]    Compiling salsa-macros v0.12.1
[INFO] [stderr]     Checking smol_str v0.1.16
[INFO] [stderr]     Checking text_unit v0.1.10
[INFO] [stderr]     Checking rowan v0.6.3
[INFO] [stderr]     Checking once_cell v0.2.4
[INFO] [stderr]     Checking mun_syntax v0.2.0
[INFO] [stderr]     Checking salsa v0.12.3
[INFO] [stderr]  Documenting mun_hir v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.40s
[INFO] running `Command { std: "docker" "inspect" "44a1ece80f65a65852aa64947cfc497bb00dff9ffe9e0815fda90f1f69f331f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44a1ece80f65a65852aa64947cfc497bb00dff9ffe9e0815fda90f1f69f331f9", kill_on_drop: false }`
[INFO] [stdout] 44a1ece80f65a65852aa64947cfc497bb00dff9ffe9e0815fda90f1f69f331f9