[INFO] fetching crate fcc 0.3.2...
[INFO] documenting fcc-0.3.2 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate fcc 0.3.2 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate fcc 0.3.2 on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fcc 0.3.2
[INFO] finished tweaking crates.io crate fcc 0.3.2
[INFO] tweaked toml for crates.io crate fcc 0.3.2 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate fcc 0.3.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae1b6f6d80e87059ebb9bca2b857aa2b27396dca3e31d2e4c28c5afcd6824bb6
[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" "ae1b6f6d80e87059ebb9bca2b857aa2b27396dca3e31d2e4c28c5afcd6824bb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae1b6f6d80e87059ebb9bca2b857aa2b27396dca3e31d2e4c28c5afcd6824bb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae1b6f6d80e87059ebb9bca2b857aa2b27396dca3e31d2e4c28c5afcd6824bb6", kill_on_drop: false }`
[INFO] [stdout] ae1b6f6d80e87059ebb9bca2b857aa2b27396dca3e31d2e4c28c5afcd6824bb6
[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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", 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] 147890c50e055c35f809bccaa7b1f1b010d7d8ca5e5c112069825a1579f7c861
[INFO] running `Command { std: "docker" "start" "-a" "147890c50e055c35f809bccaa7b1f1b010d7d8ca5e5c112069825a1579f7c861", kill_on_drop: false }`
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking predicates-core v1.0.0
[INFO] [stderr]     Checking treeline v0.1.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking float-cmp v0.6.0
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking predicates-tree v1.0.0
[INFO] [stderr]     Checking predicates v1.0.4
[INFO] [stderr]     Checking assert_cmd v1.0.1
[INFO] [stderr]  Documenting fcc v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.89s
[INFO] running `Command { std: "docker" "inspect" "147890c50e055c35f809bccaa7b1f1b010d7d8ca5e5c112069825a1579f7c861", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "147890c50e055c35f809bccaa7b1f1b010d7d8ca5e5c112069825a1579f7c861", kill_on_drop: false }`
[INFO] [stdout] 147890c50e055c35f809bccaa7b1f1b010d7d8ca5e5c112069825a1579f7c861