[INFO] fetching crate isostatic 0.1.1...
[INFO] documenting isostatic-0.1.1 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate isostatic 0.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate isostatic 0.1.1 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 isostatic 0.1.1
[INFO] finished tweaking crates.io crate isostatic 0.1.1
[INFO] tweaked toml for crates.io crate isostatic 0.1.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate isostatic 0.1.1 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 rusqlite v0.24.0
[INFO] [stderr]   Downloaded libsqlite3-sys v0.20.0
[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] [stdout] f7af1ad3941fd4663577293ea3e45dda2bbe92388704a0541a3b8158973ad5f3
[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" "f7af1ad3941fd4663577293ea3e45dda2bbe92388704a0541a3b8158973ad5f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7af1ad3941fd4663577293ea3e45dda2bbe92388704a0541a3b8158973ad5f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7af1ad3941fd4663577293ea3e45dda2bbe92388704a0541a3b8158973ad5f3", kill_on_drop: false }`
[INFO] [stdout] f7af1ad3941fd4663577293ea3e45dda2bbe92388704a0541a3b8158973ad5f3
[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] 26bbfdf6a36a12daf681c502b9da453a5677342484f235b1536a4b5b343802e7
[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" "26bbfdf6a36a12daf681c502b9da453a5677342484f235b1536a4b5b343802e7", kill_on_drop: false }`
[INFO] [stderr]     Checking unchecked-index v0.2.2
[INFO] [stderr]     Checking easy-parallel v3.1.0
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]     Checking pico-args v0.3.4
[INFO] [stderr]     Checking tracing-core v0.1.14
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]    Compiling libsqlite3-sys v0.20.0
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking async-channel v1.4.0
[INFO] [stderr]     Checking multitask v0.2.0
[INFO] [stderr]     Checking polling v0.1.5
[INFO] [stderr]     Checking futures-lite v0.1.11
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling derive_more v0.99.9
[INFO] [stderr]     Checking nanoid v0.3.0
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking twoway v0.2.1
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking tracing v0.1.19
[INFO] [stderr]     Checking async-io v0.1.11
[INFO] [stderr]     Checking blocking v0.5.2
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]     Checking rusqlite v0.24.0
[INFO] [stderr]     Checking async-executor v0.1.2
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking smol v0.3.3
[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 multer v1.2.2
[INFO] [stderr]     Checking hyper v0.13.7
[INFO] [stderr]  Documenting isostatic v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.53s
[INFO] running `Command { std: "docker" "inspect" "26bbfdf6a36a12daf681c502b9da453a5677342484f235b1536a4b5b343802e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26bbfdf6a36a12daf681c502b9da453a5677342484f235b1536a4b5b343802e7", kill_on_drop: false }`
[INFO] [stdout] 26bbfdf6a36a12daf681c502b9da453a5677342484f235b1536a4b5b343802e7