[INFO] fetching crate fmi 0.1.1...
[INFO] documenting fmi-0.1.1 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate fmi 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate fmi 0.1.1 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 fmi 0.1.1
[INFO] finished tweaking crates.io crate fmi 0.1.1
[INFO] tweaked toml for crates.io crate fmi 0.1.1 written to /workspace/builds/worker-6/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 podio v0.1.7
[INFO] [stderr]   Downloaded dtparse v1.1.0
[INFO] [stderr]   Downloaded exitfailure v0.5.1
[INFO] [stderr]   Downloaded globwalk v0.3.1
[INFO] [stderr]   Downloaded dlopen v0.1.8
[INFO] [stderr]   Downloaded zip v0.4.2
[INFO] [stderr]   Downloaded parse-zoneinfo v0.3.0
[INFO] [stderr]   Downloaded derive_more v0.13.0
[INFO] [stderr]   Downloaded dlopen_derive v0.1.4
[INFO] [stderr]   Downloaded quicli v0.4.0
[INFO] [stderr]   Downloaded msdos_time v0.1.6
[INFO] [stderr]   Downloaded pretty_env_logger v0.3.1
[INFO] [stderr]   Downloaded chrono-tz v0.5.3
[INFO] [stderr]   Downloaded clap-verbosity-flag v0.2.0
[INFO] [stderr]   Downloaded serde-xml-rs v0.3.1
[INFO] [stderr]   Downloaded rust_decimal v0.10.2
[INFO] [stderr]   Downloaded interpolation v0.1.0
[INFO] [stderr]   Downloaded git2 v0.10.2
[INFO] [stderr]   Downloaded enum-primitive-derive v0.1.2
[INFO] [stderr]   Downloaded built v0.3.2
[INFO] [stderr]   Downloaded libgit2-sys v0.9.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 5d278e28cd3acf1eee491ef710837f0130f33c47d9860c2fc33d8a410a021aa9
[INFO] running `Command { std: "docker" "start" "-a" "5d278e28cd3acf1eee491ef710837f0130f33c47d9860c2fc33d8a410a021aa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d278e28cd3acf1eee491ef710837f0130f33c47d9860c2fc33d8a410a021aa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d278e28cd3acf1eee491ef710837f0130f33c47d9860c2fc33d8a410a021aa9", kill_on_drop: false }`
[INFO] [stdout] 5d278e28cd3acf1eee491ef710837f0130f33c47d9860c2fc33d8a410a021aa9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] aab51a107a62fea59e976e210204787e3837ac5f1bcd67bd58a89399fefe280c
[INFO] running `Command { std: "docker" "start" "-a" "aab51a107a62fea59e976e210204787e3837ac5f1bcd67bd58a89399fefe280c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.0
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]     Checking num-complex v0.2.4
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]     Checking num-iter v0.1.41
[INFO] [stderr]     Checking num-rational v0.2.4
[INFO] [stderr]    Compiling enum-primitive-derive v0.1.2
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking rust_decimal v0.10.2
[INFO] [stderr]    Compiling chrono-tz v0.5.3
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking flate2 v1.0.17
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling dlopen_derive v0.1.4
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking msdos_time v0.1.6
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking serde-xml-rs v0.3.1
[INFO] [stderr]     Checking pretty_env_logger v0.3.1
[INFO] [stderr]     Checking dlopen v0.1.8
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling libz-sys v1.1.1
[INFO] [stderr]    Compiling libgit2-sys v0.9.2
[INFO] [stderr]    Compiling bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking zip v0.4.2
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling git2 v0.10.2
[INFO] [stderr]     Checking dtparse v1.1.0
[INFO] [stderr]    Compiling built v0.3.2
[INFO] [stderr]    Compiling fmi v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting fmi v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "aab51a107a62fea59e976e210204787e3837ac5f1bcd67bd58a89399fefe280c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aab51a107a62fea59e976e210204787e3837ac5f1bcd67bd58a89399fefe280c", kill_on_drop: false }`
[INFO] [stdout] aab51a107a62fea59e976e210204787e3837ac5f1bcd67bd58a89399fefe280c