[INFO] fetching crate bindgen 0.55.1...
[INFO] documenting bindgen-0.55.1 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate bindgen 0.55.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate bindgen 0.55.1 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 bindgen 0.55.1
[INFO] finished tweaking crates.io crate bindgen 0.55.1
[INFO] tweaked toml for crates.io crate bindgen 0.55.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate bindgen 0.55.1 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 env_logger v0.7.0
[INFO] [stderr]   Downloaded which v3.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 7da7c464e78967647c8cc677977e042f533f94ceeadb5ab7f307644a2c2adbdb
[INFO] running `Command { std: "docker" "start" "-a" "7da7c464e78967647c8cc677977e042f533f94ceeadb5ab7f307644a2c2adbdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7da7c464e78967647c8cc677977e042f533f94ceeadb5ab7f307644a2c2adbdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7da7c464e78967647c8cc677977e042f533f94ceeadb5ab7f307644a2c2adbdb", kill_on_drop: false }`
[INFO] [stdout] 7da7c464e78967647c8cc677977e042f533f94ceeadb5ab7f307644a2c2adbdb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a6cf38fcaeed5d74a732bdbb5c63474832ac01726095e159e7372b5a67443f8c
[INFO] running `Command { std: "docker" "start" "-a" "a6cf38fcaeed5d74a732bdbb5c63474832ac01726095e159e7372b5a67443f8c", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling libloading v0.6.2
[INFO] [stderr]    Compiling bitflags v1.2.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.4
[INFO] [stderr]     Checking unicode-xid v0.2.0
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking termcolor v1.0.5
[INFO] [stderr]    Compiling bindgen v0.55.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking shlex v0.1.1
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]     Checking peeking_take_while v0.1.2
[INFO] [stderr]    Compiling clang-sys v1.0.0
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking rustc-hash v1.0.1
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking which v3.0.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking quote v1.0.2
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking cexpr v0.4.0
[INFO] [stderr]     Checking env_logger v0.7.0
[INFO] [stderr]  Documenting bindgen v0.55.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.01s
[INFO] running `Command { std: "docker" "inspect" "a6cf38fcaeed5d74a732bdbb5c63474832ac01726095e159e7372b5a67443f8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6cf38fcaeed5d74a732bdbb5c63474832ac01726095e159e7372b5a67443f8c", kill_on_drop: false }`
[INFO] [stdout] a6cf38fcaeed5d74a732bdbb5c63474832ac01726095e159e7372b5a67443f8c