[INFO] fetching crate intspan 0.4.14...
[INFO] documenting intspan-0.4.14 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate intspan 0.4.14 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate intspan 0.4.14 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate intspan 0.4.14
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate intspan 0.4.14
[INFO] tweaked toml for crates.io crate intspan 0.4.14 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate intspan 0.4.14 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9053573b6d7d3e3e1c96b005eb7cb8d6a9b62cf8c159a216e1c99f272b6fb704
[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" "9053573b6d7d3e3e1c96b005eb7cb8d6a9b62cf8c159a216e1c99f272b6fb704", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9053573b6d7d3e3e1c96b005eb7cb8d6a9b62cf8c159a216e1c99f272b6fb704", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9053573b6d7d3e3e1c96b005eb7cb8d6a9b62cf8c159a216e1c99f272b6fb704", kill_on_drop: false }`
[INFO] [stdout] 9053573b6d7d3e3e1c96b005eb7cb8d6a9b62cf8c159a216e1c99f272b6fb704
[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" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ccccc93ffa1dd3029b4e7eeeb6a9d65ee8609f02bd823d32e055529d6e3c8cd
[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" "8ccccc93ffa1dd3029b4e7eeeb6a9d65ee8609f02bd823d32e055529d6e3c8cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling feature-probe v0.1.1
[INFO] [stderr]    Compiling ndarray v0.13.0
[INFO] [stderr]     Checking ordermap v0.3.5
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]    Compiling bio v0.30.0
[INFO] [stderr]     Checking bit-vec v0.5.1
[INFO] [stderr]     Checking strum v0.16.0
[INFO] [stderr]     Checking bytecount v0.6.0
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling backtrace-sys v0.1.35
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]    Compiling newtype_derive v0.1.6
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking itertools-num v0.1.3
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]    Compiling snafu-derive v0.5.0
[INFO] [stderr]     Checking statrs v0.11.0
[INFO] [stderr]     Checking bit-set v0.5.1
[INFO] [stderr]    Compiling bv v0.11.1
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]     Checking backtrace v0.3.46
[INFO] [stderr]     Checking snafu v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]    Compiling getset v0.0.9
[INFO] [stderr]    Compiling strum_macros v0.16.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking bstr v0.2.12
[INFO] [stderr]     Checking bio-types v0.6.0
[INFO] [stderr]     Checking multimap v0.6.0
[INFO] [stderr]     Checking serde_yaml v0.8.11
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking intspan v0.4.14 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting intspan v0.4.14 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.88s
[INFO] running `Command { std: "docker" "inspect" "8ccccc93ffa1dd3029b4e7eeeb6a9d65ee8609f02bd823d32e055529d6e3c8cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ccccc93ffa1dd3029b4e7eeeb6a9d65ee8609f02bd823d32e055529d6e3c8cd", kill_on_drop: false }`
[INFO] [stdout] 8ccccc93ffa1dd3029b4e7eeeb6a9d65ee8609f02bd823d32e055529d6e3c8cd
