[INFO] cloning repository https://github.com/dingxiangfei2009/local-lockgen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dingxiangfei2009/local-lockgen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdingxiangfei2009%2Flocal-lockgen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdingxiangfei2009%2Flocal-lockgen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 22087b21d5b1a6a77cabe11dc36b1f659350db90
[INFO] documenting dingxiangfei2009/local-lockgen 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%2Fdingxiangfei2009%2Flocal-lockgen" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dingxiangfei2009/local-lockgen 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/dingxiangfei2009/local-lockgen
[INFO] finished tweaking git repo https://github.com/dingxiangfei2009/local-lockgen
[INFO] tweaked toml for git repo https://github.com/dingxiangfei2009/local-lockgen written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/dingxiangfei2009/local-lockgen 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 bytesize v1.0.0
[INFO] [stderr]   Downloaded shell-escape v0.1.4
[INFO] [stderr]   Downloaded globset v0.4.2
[INFO] [stderr]   Downloaded ignore v0.4.6
[INFO] [stderr]   Downloaded home v0.3.4
[INFO] [stderr]   Downloaded serde_ignored v0.0.4
[INFO] [stderr]   Downloaded fwdansi v1.0.1
[INFO] [stderr]   Downloaded git2-curl v0.9.0
[INFO] [stderr]   Downloaded jobserver v0.1.12
[INFO] [stderr]   Downloaded git2 v0.8.0
[INFO] [stderr]   Downloaded sized-chunks v0.1.2
[INFO] [stderr]   Downloaded libgit2-sys v0.7.11
[INFO] [stderr]   Downloaded opener v0.3.2
[INFO] [stderr]   Downloaded rustfix v0.4.4
[INFO] [stderr]   Downloaded im-rc v12.3.3
[INFO] [stderr]   Downloaded cargo v0.35.0
[INFO] [stderr]   Downloaded crates-io v0.23.0
[INFO] [stderr]   Downloaded libnghttp2-sys v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 5366693ef9771e2a6941653688b97d8f8d5eef5fd7341335ef1e81ac4bb1e47e
[INFO] running `Command { std: "docker" "start" "-a" "5366693ef9771e2a6941653688b97d8f8d5eef5fd7341335ef1e81ac4bb1e47e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5366693ef9771e2a6941653688b97d8f8d5eef5fd7341335ef1e81ac4bb1e47e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5366693ef9771e2a6941653688b97d8f8d5eef5fd7341335ef1e81ac4bb1e47e", kill_on_drop: false }`
[INFO] [stdout] 5366693ef9771e2a6941653688b97d8f8d5eef5fd7341335ef1e81ac4bb1e47e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 597f49fa1d1068e9e480c4bbfb7e2db7bec4d12a84ae1a4ebfdd16186c8af0a5
[INFO] running `Command { std: "docker" "start" "-a" "597f49fa1d1068e9e480c4bbfb7e2db7bec4d12a84ae1a4ebfdd16186c8af0a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.30
[INFO] [stderr]    Compiling libc v0.2.50
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling serde v1.0.89
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]     Checking rustc-demangle v0.1.13
[INFO] [stderr]    Compiling regex v1.1.2
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling openssl v0.10.19
[INFO] [stderr]     Checking same-file v1.0.4
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking termcolor v1.0.4
[INFO] [stderr]     Checking home v0.3.4
[INFO] [stderr]     Checking bytesize v1.0.0
[INFO] [stderr]     Checking rustc-workspace-hack v1.0.0
[INFO] [stderr]     Checking shell-escape v0.1.4
[INFO] [stderr]    Compiling backtrace v0.3.14
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rand_jitter v0.1.3
[INFO] [stderr]     Checking regex-syntax v0.6.5
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking walkdir v2.2.7
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.1
[INFO] [stderr]    Compiling curl-sys v0.4.16
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling libssh2-sys v0.2.11
[INFO] [stderr]    Compiling libgit2-sys v0.7.11
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking socket2 v0.3.8
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking filetime v0.2.4
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking jobserver v0.1.12
[INFO] [stderr]     Checking sized-chunks v0.1.2
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking tar v0.4.21
[INFO] [stderr]     Checking flate2 v1.0.6
[INFO] [stderr]     Checking http v0.1.17
[INFO] [stderr]     Checking tempfile v3.0.7
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]     Checking globset v0.4.2
[INFO] [stderr]     Checking env_logger v0.6.1
[INFO] [stderr]     Checking ignore v0.4.6
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking opener v0.3.2
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking serde_ignored v0.0.4
[INFO] [stderr]     Checking url_serde v0.2.0
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking rustfix v0.4.4
[INFO] [stderr]    Compiling openssl-sys v0.9.42
[INFO] [stderr]    Compiling im-rc v12.3.3
[INFO] [stderr]     Checking crypto-hash v0.3.3
[INFO] [stderr]     Checking curl v0.4.19
[INFO] [stderr]     Checking crates-io v0.23.0
[INFO] [stderr]     Checking git2 v0.8.0
[INFO] [stderr]     Checking git2-curl v0.9.0
[INFO] [stderr]     Checking cargo v0.35.0
[INFO] [stderr]  Documenting local-lockgen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 25s
[INFO] running `Command { std: "docker" "inspect" "597f49fa1d1068e9e480c4bbfb7e2db7bec4d12a84ae1a4ebfdd16186c8af0a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "597f49fa1d1068e9e480c4bbfb7e2db7bec4d12a84ae1a4ebfdd16186c8af0a5", kill_on_drop: false }`
[INFO] [stdout] 597f49fa1d1068e9e480c4bbfb7e2db7bec4d12a84ae1a4ebfdd16186c8af0a5