[INFO] cloning repository https://github.com/Arrowbox/git-whoknows
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Arrowbox/git-whoknows" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArrowbox%2Fgit-whoknows", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArrowbox%2Fgit-whoknows'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fd6b9c2f6e1c07dc8883ca241e985fa0baf2185a
[INFO] documenting Arrowbox/git-whoknows against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArrowbox%2Fgit-whoknows" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Arrowbox/git-whoknows on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Arrowbox/git-whoknows
[INFO] finished tweaking git repo https://github.com/Arrowbox/git-whoknows
[INFO] tweaked toml for git repo https://github.com/Arrowbox/git-whoknows written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/Arrowbox/git-whoknows already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded structopt-derive v0.4.6
[INFO] [stderr]   Downloaded structopt v0.3.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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-2020-10-09" "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] a6c36f2c6b42228f74dcb2609e68f1b9022944c909d09cf55c44b5d874670cd0
[INFO] running `Command { std: "docker" "start" "-a" "a6c36f2c6b42228f74dcb2609e68f1b9022944c909d09cf55c44b5d874670cd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6c36f2c6b42228f74dcb2609e68f1b9022944c909d09cf55c44b5d874670cd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6c36f2c6b42228f74dcb2609e68f1b9022944c909d09cf55c44b5d874670cd0", kill_on_drop: false }`
[INFO] [stdout] a6c36f2c6b42228f74dcb2609e68f1b9022944c909d09cf55c44b5d874670cd0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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-2020-10-09" "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] 6ecf6f0a2a56816e70e4d906dd35b90669c84bc9e2e1f5e4a6f2e6b674fc4f37
[INFO] running `Command { std: "docker" "start" "-a" "6ecf6f0a2a56816e70e4d906dd35b90669c84bc9e2e1f5e4a6f2e6b674fc4f37", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking smallvec v1.3.0
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling anyhow v1.0.28
[INFO] [stderr]     Checking static_assertions v0.3.4
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling lexical-core v0.6.2
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking shellexpand v2.0.0
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking const-random v0.1.8
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking ahash v0.3.2
[INFO] [stderr]     Checking dashmap v3.11.1
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling openssl-sys v0.9.55
[INFO] [stderr]    Compiling libssh2-sys v0.2.16
[INFO] [stderr]    Compiling libgit2-sys v0.12.2+1.0.0
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]     Checking git2 v0.13.1
[INFO] [stderr]    Compiling structopt-derive v0.4.6
[INFO] [stderr]     Checking structopt v0.3.13
[INFO] [stderr]  Documenting git-whoknows v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 15s
[INFO] running `Command { std: "docker" "inspect" "6ecf6f0a2a56816e70e4d906dd35b90669c84bc9e2e1f5e4a6f2e6b674fc4f37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ecf6f0a2a56816e70e4d906dd35b90669c84bc9e2e1f5e4a6f2e6b674fc4f37", kill_on_drop: false }`
[INFO] [stdout] 6ecf6f0a2a56816e70e4d906dd35b90669c84bc9e2e1f5e4a6f2e6b674fc4f37