[INFO] fetching crate rsync-list 1.3.0...
[INFO] documenting rsync-list-1.3.0 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate rsync-list 1.3.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate rsync-list 1.3.0 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rsync-list 1.3.0
[INFO] finished tweaking crates.io crate rsync-list 1.3.0
[INFO] tweaked toml for crates.io crate rsync-list 1.3.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded subslice v0.2.2
[INFO] [stderr]   Downloaded failure_derive v0.1.8
[INFO] [stderr]   Downloaded signal-hook-registry v1.2.1
[INFO] [stderr]   Downloaded cfg-if v1.0.0
[INFO] [stderr]   Downloaded socket2 v0.3.15
[INFO] [stderr]   Downloaded pin-project-lite v0.1.10
[INFO] [stderr]   Downloaded miniz_oxide v0.4.3
[INFO] [stderr]   Downloaded backtrace v0.3.53
[INFO] [stderr]   Downloaded net2 v0.2.35
[INFO] [stderr]   Downloaded synstructure v0.12.4
[INFO] [stderr]   Downloaded futures-await-test-macro v0.3.0
[INFO] [stderr]   Downloaded futures-await-test v0.3.0
[INFO] [stderr]   Downloaded tokio v0.2.22
[INFO] [stderr]   Downloaded rustc-demangle v0.1.17
[INFO] [stderr]   Downloaded failure v0.1.8
[INFO] [stderr]   Downloaded object v0.21.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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-2020-10-09" "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] 28f480259eb39f84702dcee217c2e79cf9efbdbd112ffa193c3e97124656f170
[INFO] running `Command { std: "docker" "start" "-a" "28f480259eb39f84702dcee217c2e79cf9efbdbd112ffa193c3e97124656f170", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28f480259eb39f84702dcee217c2e79cf9efbdbd112ffa193c3e97124656f170", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28f480259eb39f84702dcee217c2e79cf9efbdbd112ffa193c3e97124656f170", kill_on_drop: false }`
[INFO] [stdout] 28f480259eb39f84702dcee217c2e79cf9efbdbd112ffa193c3e97124656f170
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a9e77e382b77163d6de017f0cbd86e7ebd87aa8ba578fb6ecbb87e2db2a68bd
[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" "1a9e77e382b77163d6de017f0cbd86e7ebd87aa8ba578fb6ecbb87e2db2a68bd", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-channel v0.3.6
[INFO] [stderr]     Checking subslice v0.2.2
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling futures-await-test-macro v0.3.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking futures-util v0.3.6
[INFO] [stderr]    Compiling getset v0.1.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking futures-executor v0.3.6
[INFO] [stderr]     Checking futures v0.3.6
[INFO] [stderr]     Checking futures-await-test v0.3.0
[INFO] [stderr]  Documenting rsync-list v1.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.66s
[INFO] running `Command { std: "docker" "inspect" "1a9e77e382b77163d6de017f0cbd86e7ebd87aa8ba578fb6ecbb87e2db2a68bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a9e77e382b77163d6de017f0cbd86e7ebd87aa8ba578fb6ecbb87e2db2a68bd", kill_on_drop: false }`
[INFO] [stdout] 1a9e77e382b77163d6de017f0cbd86e7ebd87aa8ba578fb6ecbb87e2db2a68bd
