[INFO] fetching crate audiograph 0.5.1...
[INFO] documenting audiograph-0.5.1 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate audiograph 0.5.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate audiograph 0.5.1 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 audiograph 0.5.1
[INFO] finished tweaking crates.io crate audiograph 0.5.1
[INFO] tweaked toml for crates.io crate audiograph 0.5.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate audiograph 0.5.1 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 jack-sys v0.2.0
[INFO] [stderr]   Downloaded daggy v0.4.1
[INFO] [stderr]   Downloaded sample v0.6.2
[INFO] [stderr]   Downloaded alloc_counter v0.0.4
[INFO] [stderr]   Downloaded bufferpool v0.1.7
[INFO] [stderr]   Downloaded dsp-chain v0.13.1
[INFO] [stderr]   Downloaded petgraph v0.2.10
[INFO] [stderr]   Downloaded jack v0.6.2
[INFO] [stderr]   Downloaded sample v0.10.0
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fd6e9e17f6a7055b0e37d9e63839c20061b108a0f8150dd09914ed304ff8c68a
[INFO] running `Command { std: "docker" "start" "-a" "fd6e9e17f6a7055b0e37d9e63839c20061b108a0f8150dd09914ed304ff8c68a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd6e9e17f6a7055b0e37d9e63839c20061b108a0f8150dd09914ed304ff8c68a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd6e9e17f6a7055b0e37d9e63839c20061b108a0f8150dd09914ed304ff8c68a", kill_on_drop: false }`
[INFO] [stdout] fd6e9e17f6a7055b0e37d9e63839c20061b108a0f8150dd09914ed304ff8c68a
[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] a1c3f4b43252bdbdd1f5678bf4cde46763836b34a104878c3e047f88b525fbc0
[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" "a1c3f4b43252bdbdd1f5678bf4cde46763836b34a104878c3e047f88b525fbc0", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]     Checking sample v0.10.0
[INFO] [stderr]     Checking bufferpool v0.1.7
[INFO] [stderr]     Checking generational-arena v0.2.7
[INFO] [stderr]  Documenting audiograph v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.16s
[INFO] running `Command { std: "docker" "inspect" "a1c3f4b43252bdbdd1f5678bf4cde46763836b34a104878c3e047f88b525fbc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1c3f4b43252bdbdd1f5678bf4cde46763836b34a104878c3e047f88b525fbc0", kill_on_drop: false }`
[INFO] [stdout] a1c3f4b43252bdbdd1f5678bf4cde46763836b34a104878c3e047f88b525fbc0