[INFO] fetching crate fart 0.4.0...
[INFO] documenting fart-0.4.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate fart 0.4.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate fart 0.4.0 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 fart 0.4.0
[INFO] finished tweaking crates.io crate fart 0.4.0
[INFO] tweaked toml for crates.io crate fart 0.4.0 written to /workspace/builds/worker-12/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] [stderr]     Blocking waiting for file lock on package cache
[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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fart-2d-geom v0.4.0
[INFO] [stderr]   Downloaded svg v0.6.0
[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" "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] [stdout] c431f07eccd48261a2ae686be296321aa78bc352bf445c000a79532d68144a32
[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" "c431f07eccd48261a2ae686be296321aa78bc352bf445c000a79532d68144a32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c431f07eccd48261a2ae686be296321aa78bc352bf445c000a79532d68144a32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c431f07eccd48261a2ae686be296321aa78bc352bf445c000a79532d68144a32", kill_on_drop: false }`
[INFO] [stdout] c431f07eccd48261a2ae686be296321aa78bc352bf445c000a79532d68144a32
[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" "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] 5d22b2fcfec59ad85c190488f67d65fb8289c4d4adec01344e80a02d66090acb
[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" "5d22b2fcfec59ad85c190488f67d65fb8289c4d4adec01344e80a02d66090acb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking partial-min-max v0.4.0
[INFO] [stderr]     Checking id-arena v2.2.1
[INFO] [stderr]     Checking svg v0.6.0
[INFO] [stderr]     Checking gif v0.9.2
[INFO] [stderr]     Checking inflate v0.3.4
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking euclid v0.20.14
[INFO] [stderr]     Checking fart-utils v0.4.0
[INFO] [stderr]     Checking num-iter v0.1.41
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking png v0.11.0
[INFO] [stderr]     Checking fart-aabb v0.4.0
[INFO] [stderr]     Checking image v0.18.0
[INFO] [stderr]     Checking fart-2d-geom v0.4.0
[INFO] [stderr]     Checking noise v0.6.0
[INFO] [stderr]  Documenting fart v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.59s
[INFO] running `Command { std: "docker" "inspect" "5d22b2fcfec59ad85c190488f67d65fb8289c4d4adec01344e80a02d66090acb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d22b2fcfec59ad85c190488f67d65fb8289c4d4adec01344e80a02d66090acb", kill_on_drop: false }`
[INFO] [stdout] 5d22b2fcfec59ad85c190488f67d65fb8289c4d4adec01344e80a02d66090acb