[INFO] fetching crate cdrs 2.3.3...
[INFO] documenting cdrs-2.3.3 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate cdrs 2.3.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate cdrs 2.3.3 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 cdrs 2.3.3
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate cdrs 2.3.3
[INFO] tweaked toml for crates.io crate cdrs 2.3.3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate cdrs 2.3.3 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 cdrs_helpers_derive v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 19fafab1c3196dcaa00532b0708b8386b0371d2cb1c6d8d5e73859d85423a985
[INFO] running `Command { std: "docker" "start" "-a" "19fafab1c3196dcaa00532b0708b8386b0371d2cb1c6d8d5e73859d85423a985", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19fafab1c3196dcaa00532b0708b8386b0371d2cb1c6d8d5e73859d85423a985", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19fafab1c3196dcaa00532b0708b8386b0371d2cb1c6d8d5e73859d85423a985", kill_on_drop: false }`
[INFO] [stdout] 19fafab1c3196dcaa00532b0708b8386b0371d2cb1c6d8d5e73859d85423a985
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 1659715afd218f692a641a259f1cd0901e8e256fc282da497187823230696a0e
[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" "1659715afd218f692a641a259f1cd0901e8e256fc282da497187823230696a0e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking smallvec v1.3.0
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking snap v0.2.5
[INFO] [stderr]     Checking lz4-compress v0.1.0
[INFO] [stderr]     Checking parking_lot_core v0.7.1
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.4
[INFO] [stderr]     Checking r2d2 v0.8.8
[INFO] [stderr]  Documenting cdrs v2.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.35s
[INFO] running `Command { std: "docker" "inspect" "1659715afd218f692a641a259f1cd0901e8e256fc282da497187823230696a0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1659715afd218f692a641a259f1cd0901e8e256fc282da497187823230696a0e", kill_on_drop: false }`
[INFO] [stdout] 1659715afd218f692a641a259f1cd0901e8e256fc282da497187823230696a0e