[INFO] fetching crate mbus 0.3.2...
[INFO] documenting mbus-0.3.2 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate mbus 0.3.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate mbus 0.3.2 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 mbus 0.3.2
[INFO] finished tweaking crates.io crate mbus 0.3.2
[INFO] tweaked toml for crates.io crate mbus 0.3.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate mbus 0.3.2 already has a lockfile, it will not be regenerated
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded mbus-api v0.3.2
[INFO] [stderr]   Downloaded httpd-util v0.1.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 1713daf128b66b6748117e3806062a3981ed384bb04da6ff8db828ea1f73c4e1
[INFO] running `Command { std: "docker" "start" "-a" "1713daf128b66b6748117e3806062a3981ed384bb04da6ff8db828ea1f73c4e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1713daf128b66b6748117e3806062a3981ed384bb04da6ff8db828ea1f73c4e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1713daf128b66b6748117e3806062a3981ed384bb04da6ff8db828ea1f73c4e1", kill_on_drop: false }`
[INFO] [stdout] 1713daf128b66b6748117e3806062a3981ed384bb04da6ff8db828ea1f73c4e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 72e6bf9c71802712044b62d5cade9182347cd1033f84c5ab8b581ef6cc4d7259
[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" "72e6bf9c71802712044b62d5cade9182347cd1033f84c5ab8b581ef6cc4d7259", kill_on_drop: false }`
[INFO] [stderr]     Checking pnet_base v0.26.0
[INFO] [stderr]    Compiling hyper-openssl v0.8.0
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling pnet v0.26.0
[INFO] [stderr]     Checking groupable v0.2.0
[INFO] [stderr]     Checking chunked_transfer v0.3.1
[INFO] [stderr]     Checking ascii v0.8.7
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking linked_hash_set v0.1.3
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking pnet_sys v0.26.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking buf_redux v0.8.4
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking nix v0.11.1
[INFO] [stderr]     Checking signal-hook v0.1.16
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking hyper-old-types v0.11.0
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking pnet_macros_support v0.26.0
[INFO] [stderr]    Compiling async-trait v0.1.36
[INFO] [stderr]     Checking native-tls v0.2.4
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking serde_json v1.0.55
[INFO] [stderr]     Checking ipnetwork v0.16.0
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking mustache v0.9.0
[INFO] [stderr]     Checking serde_ignored v0.1.2
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking pnet_datalink v0.26.0
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-uds v0.2.6
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking tiny_http v0.6.2
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]     Checking nickel v0.11.0
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-openssl v0.4.0
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]     Checking sysfs_gpio v0.5.4
[INFO] [stderr]     Checking iron v0.6.1
[INFO] [stderr]     Checking multipart v0.16.1
[INFO] [stderr]     Checking h2 v0.2.5
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking hyper v0.13.6
[INFO] [stderr]    Compiling syntex v0.42.2
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]    Compiling pnet_macros v0.26.0
[INFO] [stderr]     Checking swagger v5.0.0-beta.1
[INFO] [stderr]     Checking mbus-api v0.3.2
[INFO] [stderr]    Compiling pnet_packet v0.26.0
[INFO] [stderr]     Checking pnet_transport v0.26.0
[INFO] [stderr]     Checking httpd-util v0.1.6
[INFO] [stderr]  Documenting mbus v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 32s
[INFO] running `Command { std: "docker" "inspect" "72e6bf9c71802712044b62d5cade9182347cd1033f84c5ab8b581ef6cc4d7259", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72e6bf9c71802712044b62d5cade9182347cd1033f84c5ab8b581ef6cc4d7259", kill_on_drop: false }`
[INFO] [stdout] 72e6bf9c71802712044b62d5cade9182347cd1033f84c5ab8b581ef6cc4d7259