[INFO] cloning repository https://github.com/msteen/nix-update-fetch
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/msteen/nix-update-fetch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmsteen%2Fnix-update-fetch", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmsteen%2Fnix-update-fetch'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bc201ec28be669f67501058e97b93e6a6e7b4e07
[INFO] documenting msteen/nix-update-fetch 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%2Fmsteen%2Fnix-update-fetch" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/msteen/nix-update-fetch 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/msteen/nix-update-fetch
[INFO] finished tweaking git repo https://github.com/msteen/nix-update-fetch
[INFO] tweaked toml for git repo https://github.com/msteen/nix-update-fetch written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/msteen/nix-update-fetch 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 colosseum v0.2.2
[INFO] [stderr]   Downloaded smol_str v0.1.9
[INFO] [stderr]   Downloaded text_unit v0.1.6
[INFO] [stderr]   Downloaded rand_jitter v0.1.1
[INFO] [stderr]   Downloaded dialoguer v0.3.0
[INFO] [stderr]   Downloaded rowan v0.3.3
[INFO] [stderr]   Downloaded rnix v0.5.1
[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] [stdout] 1320a2c7d5df21ff72970f7014e3e86f6de911c45e039e40887dca431bd418fb
[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" "1320a2c7d5df21ff72970f7014e3e86f6de911c45e039e40887dca431bd418fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1320a2c7d5df21ff72970f7014e3e86f6de911c45e039e40887dca431bd418fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1320a2c7d5df21ff72970f7014e3e86f6de911c45e039e40887dca431bd418fb", kill_on_drop: false }`
[INFO] [stdout] 1320a2c7d5df21ff72970f7014e3e86f6de911c45e039e40887dca431bd418fb
[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] af60019f4b4f9c8e9cbf868ca0dee98a518f65f56c239c9e3da5d83d88ab4c7f
[INFO] running `Command { std: "docker" "start" "-a" "af60019f4b4f9c8e9cbf868ca0dee98a518f65f56c239c9e3da5d83d88ab4c7f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling proc-macro2 v0.4.26
[INFO] [stderr]    Compiling cc v1.0.28
[INFO] [stderr]    Compiling memchr v2.1.3
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]     Checking rustc-demangle v0.1.13
[INFO] [stderr]    Compiling serde v1.0.85
[INFO] [stderr]     Checking smol_str v0.1.9
[INFO] [stderr]     Checking colosseum v0.2.2
[INFO] [stderr]     Checking text_unit v0.1.6
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking rand_jitter v0.1.1
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking smallvec v0.6.8
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]     Checking term v0.5.1
[INFO] [stderr]     Checking rand_os v0.1.2
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking clicolors-control v1.0.0
[INFO] [stderr]     Checking termios v0.3.1
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking tempfile v2.2.0
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking rowan v0.3.3
[INFO] [stderr]     Checking console v0.7.5
[INFO] [stderr]     Checking dialoguer v0.3.0
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.85
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking rnix v0.5.1
[INFO] [stderr]     Checking serde_json v1.0.37
[INFO] [stderr]  Documenting nix-update-fetch v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.36s
[INFO] running `Command { std: "docker" "inspect" "af60019f4b4f9c8e9cbf868ca0dee98a518f65f56c239c9e3da5d83d88ab4c7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af60019f4b4f9c8e9cbf868ca0dee98a518f65f56c239c9e3da5d83d88ab4c7f", kill_on_drop: false }`
[INFO] [stdout] af60019f4b4f9c8e9cbf868ca0dee98a518f65f56c239c9e3da5d83d88ab4c7f