[INFO] fetching crate bvm 0.0.6...
[INFO] documenting bvm-0.0.6 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate bvm 0.0.6 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate bvm 0.0.6 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 bvm 0.0.6
[INFO] finished tweaking crates.io crate bvm 0.0.6
[INFO] tweaked toml for crates.io crate bvm 0.0.6 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate bvm 0.0.6 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 app_dirs2 v2.3.0
[INFO] [stderr]   Downloaded jsonc-parser v0.12.2
[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-2020-08-29" "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] 2c395f9993a7a0b919da08804bc81ea1ade76d8d23371d7b80c3ab5c63889543
[INFO] running `Command { std: "docker" "start" "-a" "2c395f9993a7a0b919da08804bc81ea1ade76d8d23371d7b80c3ab5c63889543", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c395f9993a7a0b919da08804bc81ea1ade76d8d23371d7b80c3ab5c63889543", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c395f9993a7a0b919da08804bc81ea1ade76d8d23371d7b80c3ab5c63889543", kill_on_drop: false }`
[INFO] [stdout] 2c395f9993a7a0b919da08804bc81ea1ade76d8d23371d7b80c3ab5c63889543
[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-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be096bbc5a81ec46443bdb8af1b80a9947cd84c4e35ab49ee281ae1418d4b965
[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" "be096bbc5a81ec46443bdb8af1b80a9947cd84c4e35ab49ee281ae1418d4b965", kill_on_drop: false }`
[INFO] [stderr]     Checking arc-swap v0.4.7
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling encoding_rs v0.8.23
[INFO] [stderr]     Checking podio v0.1.7
[INFO] [stderr]     Checking jsonc-parser v0.12.2
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]    Compiling bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking app_dirs2 v2.3.0
[INFO] [stderr]     Checking semver v0.10.0
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]     Checking signal-hook-registry v1.2.1
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking zip v0.5.6
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.18.1
[INFO] [stderr]     Checking webpki-roots v0.19.0
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]     Checking tokio-rustls v0.14.0
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking hyper v0.13.7
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking hyper-rustls v0.21.0
[INFO] [stderr]     Checking reqwest v0.10.7
[INFO] [stderr]  Documenting bvm v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.58s
[INFO] running `Command { std: "docker" "inspect" "be096bbc5a81ec46443bdb8af1b80a9947cd84c4e35ab49ee281ae1418d4b965", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be096bbc5a81ec46443bdb8af1b80a9947cd84c4e35ab49ee281ae1418d4b965", kill_on_drop: false }`
[INFO] [stdout] be096bbc5a81ec46443bdb8af1b80a9947cd84c4e35ab49ee281ae1418d4b965