[INFO] fetching crate avocado 0.6.0...
[INFO] documenting avocado-0.6.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate avocado 0.6.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate avocado 0.6.0 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 avocado 0.6.0
[INFO] finished tweaking crates.io crate avocado 0.6.0
[INFO] tweaked toml for crates.io crate avocado 0.6.0 written to /workspace/builds/worker-6/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]  Downloading crates ...
[INFO] [stderr]   Downloaded separator v0.3.1
[INFO] [stderr]   Downloaded pbkdf2 v0.2.3
[INFO] [stderr]   Downloaded scan_fmt v0.1.3
[INFO] [stderr]   Downloaded try_from v0.2.2
[INFO] [stderr]   Downloaded bson v0.13.0
[INFO] [stderr]   Downloaded md-5 v0.7.0
[INFO] [stderr]   Downloaded mongodb v0.3.12
[INFO] [stderr]   Downloaded magnet_derive v0.8.0
[INFO] [stderr]   Downloaded avocado_derive v0.6.0
[INFO] [stderr]   Downloaded magnet_schema v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] b92ced0e3b5ef3c1658c9b2598983d86314c9d5f45e823be4290afe93c630c92
[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" "b92ced0e3b5ef3c1658c9b2598983d86314c9d5f45e823be4290afe93c630c92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b92ced0e3b5ef3c1658c9b2598983d86314c9d5f45e823be4290afe93c630c92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b92ced0e3b5ef3c1658c9b2598983d86314c9d5f45e823be4290afe93c630c92", kill_on_drop: false }`
[INFO] [stdout] b92ced0e3b5ef3c1658c9b2598983d86314c9d5f45e823be4290afe93c630c92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 3c65e8dd559175bd34a967470db35f0cce749d7a575f782d95c4595c3bdeefb3
[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" "3c65e8dd559175bd34a967470db35f0cce749d7a575f782d95c4595c3bdeefb3", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]     Checking md5 v0.3.8
[INFO] [stderr]     Checking try_from v0.2.2
[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]     Checking separator v0.3.1
[INFO] [stderr]     Checking data-encoding v2.3.0
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking semver v0.8.0
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking crypto-mac v0.6.2
[INFO] [stderr]     Checking sha-1 v0.7.0
[INFO] [stderr]     Checking md-5 v0.7.0
[INFO] [stderr]     Checking scan_fmt v0.1.3
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking textnonce v0.6.5
[INFO] [stderr]     Checking hmac v0.6.3
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking pbkdf2 v0.2.3
[INFO] [stderr]     Checking bson v0.13.0
[INFO] [stderr]     Checking magnet_schema v0.8.0
[INFO] [stderr]     Checking mongodb v0.3.12
[INFO] [stderr]  Documenting avocado v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.45s
[INFO] running `Command { std: "docker" "inspect" "3c65e8dd559175bd34a967470db35f0cce749d7a575f782d95c4595c3bdeefb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c65e8dd559175bd34a967470db35f0cce749d7a575f782d95c4595c3bdeefb3", kill_on_drop: false }`
[INFO] [stdout] 3c65e8dd559175bd34a967470db35f0cce749d7a575f782d95c4595c3bdeefb3