[INFO] fetching crate disk-types 0.1.5...
[INFO] documenting disk-types-0.1.5 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate disk-types 0.1.5 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate disk-types 0.1.5 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 disk-types 0.1.5
[INFO] finished tweaking crates.io crate disk-types 0.1.5
[INFO] tweaked toml for crates.io crate disk-types 0.1.5 written to /workspace/builds/worker-13/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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sys-mount v1.2.1
[INFO] [stderr]   Downloaded partition-identity v0.2.8
[INFO] [stderr]   Downloaded numtoa v0.2.3
[INFO] [stderr]   Downloaded sysfs-class v0.1.3
[INFO] [stderr]   Downloaded os-release v0.1.0
[INFO] [stderr]   Downloaded libparted-sys v0.3.0
[INFO] [stderr]   Downloaded libparted v0.1.4
[INFO] [stderr]   Downloaded os-detect v0.2.2
[INFO] [stderr]   Downloaded loopdev v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 1fe917e8f5aec9acf142513803febd02caa66a778c83635f7930e12c8d593f6c
[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" "1fe917e8f5aec9acf142513803febd02caa66a778c83635f7930e12c8d593f6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1fe917e8f5aec9acf142513803febd02caa66a778c83635f7930e12c8d593f6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fe917e8f5aec9acf142513803febd02caa66a778c83635f7930e12c8d593f6c", kill_on_drop: false }`
[INFO] [stdout] 1fe917e8f5aec9acf142513803febd02caa66a778c83635f7930e12c8d593f6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] a98de700c75099c4625fe20e05aacd671e1356e1b900144fd193dceea89f55a7
[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" "a98de700c75099c4625fe20e05aacd671e1356e1b900144fd193dceea89f55a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustversion v1.0.3
[INFO] [stderr]     Checking numtoa v0.2.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking os-release v0.1.0
[INFO] [stderr]     Checking errno v0.2.6
[INFO] [stderr]    Compiling libparted-sys v0.3.0
[INFO] [stderr]     Checking loopdev v0.2.1
[INFO] [stderr]     Checking sysfs-class v0.1.3
[INFO] [stderr]     Checking sys-mount v1.2.1
[INFO] [stderr]    Compiling err-derive v0.2.4
[INFO] [stderr]     Checking partition-identity v0.2.8
[INFO] [stderr]     Checking os-detect v0.2.2
[INFO] [stderr]     Checking libparted v0.1.4
[INFO] [stderr]  Documenting disk-types v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.53s
[INFO] running `Command { std: "docker" "inspect" "a98de700c75099c4625fe20e05aacd671e1356e1b900144fd193dceea89f55a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a98de700c75099c4625fe20e05aacd671e1356e1b900144fd193dceea89f55a7", kill_on_drop: false }`
[INFO] [stdout] a98de700c75099c4625fe20e05aacd671e1356e1b900144fd193dceea89f55a7