[INFO] cloning repository https://github.com/orf/git-workspace
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/orf/git-workspace" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Forf%2Fgit-workspace", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Forf%2Fgit-workspace'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cd709953bb73314f2adb063f58d81112b21cfb87
[INFO] documenting orf/git-workspace against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Forf%2Fgit-workspace" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/orf/git-workspace 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 git repo https://github.com/orf/git-workspace
[INFO] finished tweaking git repo https://github.com/orf/git-workspace
[INFO] tweaked toml for git repo https://github.com/orf/git-workspace written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/orf/git-workspace 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ureq v1.4.0
[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] a3ff9231f43d2e9b59723c4fb2a51ed7ed785e012f39ba4a180615fec11c41a0
[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" "a3ff9231f43d2e9b59723c4fb2a51ed7ed785e012f39ba4a180615fec11c41a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3ff9231f43d2e9b59723c4fb2a51ed7ed785e012f39ba4a180615fec11c41a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3ff9231f43d2e9b59723c4fb2a51ed7ed785e012f39ba4a180615fec11c41a0", kill_on_drop: false }`
[INFO] [stdout] a3ff9231f43d2e9b59723c4fb2a51ed7ed785e012f39ba4a180615fec11c41a0
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5b00bed49d8aed94d6a2a3ae2ac468c8a9ab0cf46b4624ad5aa9bf9172caa2b9
[INFO] running `Command { std: "docker" "start" "-a" "5b00bed49d8aed94d6a2a3ae2ac468c8a9ab0cf46b4624ad5aa9bf9172caa2b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling gimli v0.22.0
[INFO] [stderr]    Compiling object v0.20.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling rayon-core v1.8.0
[INFO] [stderr]    Compiling either v1.6.0
[INFO] [stderr]    Compiling ascii v0.9.3
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking number_prefix v0.3.0
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking chunked_transfer v1.2.0
[INFO] [stderr]     Checking fs_extra v1.2.0
[INFO] [stderr]     Checking atomic-counter v1.0.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rayon v1.4.0
[INFO] [stderr]     Checking miniz_oxide v0.4.0
[INFO] [stderr]     Checking qstring v0.7.2
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking terminal_size v0.1.13
[INFO] [stderr]     Checking termios v0.3.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking console v0.12.0
[INFO] [stderr]    Compiling combine v3.8.1
[INFO] [stderr]     Checking crossbeam-channel v0.4.3
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]     Checking globset v0.4.5
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking addr2line v0.13.0
[INFO] [stderr]    Compiling backtrace v0.3.50
[INFO] [stderr]     Checking indicatif v0.15.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.10
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling graphql-parser v0.2.3
[INFO] [stderr]     Checking pwd v1.3.0
[INFO] [stderr]     Checking expanduser v1.2.1
[INFO] [stderr]     Checking structopt v0.3.17
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]    Compiling graphql-introspection-query v0.1.0
[INFO] [stderr]     Checking ureq v1.4.0
[INFO] [stderr]    Compiling graphql_client_codegen v0.9.0
[INFO] [stderr]    Compiling graphql_query_derive v0.9.0
[INFO] [stderr]     Checking graphql_client v0.9.0
[INFO] [stderr]  Documenting git-workspace v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 08s
[INFO] running `Command { std: "docker" "inspect" "5b00bed49d8aed94d6a2a3ae2ac468c8a9ab0cf46b4624ad5aa9bf9172caa2b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b00bed49d8aed94d6a2a3ae2ac468c8a9ab0cf46b4624ad5aa9bf9172caa2b9", kill_on_drop: false }`
[INFO] [stdout] 5b00bed49d8aed94d6a2a3ae2ac468c8a9ab0cf46b4624ad5aa9bf9172caa2b9