[INFO] fetching crate remotemob 0.1.6...
[INFO] documenting remotemob-0.1.6 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate remotemob 0.1.6 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate remotemob 0.1.6 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 remotemob 0.1.6
[INFO] finished tweaking crates.io crate remotemob 0.1.6
[INFO] tweaked toml for crates.io crate remotemob 0.1.6 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate remotemob 0.1.6 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 whoami v0.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 5f805c9790a23a1141e169c8c1c0656481bccac3b07f49899285c363aa606ba5
[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" "5f805c9790a23a1141e169c8c1c0656481bccac3b07f49899285c363aa606ba5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f805c9790a23a1141e169c8c1c0656481bccac3b07f49899285c363aa606ba5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f805c9790a23a1141e169c8c1c0656481bccac3b07f49899285c363aa606ba5", kill_on_drop: false }`
[INFO] [stdout] 5f805c9790a23a1141e169c8c1c0656481bccac3b07f49899285c363aa606ba5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stdout] f91b5a663f6bc57ad723f7108c2dd481a1617419b2f28e487066ec5ec1bef19a
[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" "f91b5a663f6bc57ad723f7108c2dd481a1617419b2f28e487066ec5ec1bef19a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]     Checking regex-syntax v0.6.16
[INFO] [stderr]     Checking os_str_bytes v2.3.0
[INFO] [stderr]     Checking whoami v0.8.1
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.11
[INFO] [stderr]    Compiling proc-macro-error v0.4.11
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking terminal_size v0.1.12
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking termios v0.3.1
[INFO] [stderr]     Checking directories v2.0.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling openssl-sys v0.9.54
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling libssh2-sys v0.2.16
[INFO] [stderr]    Compiling libgit2-sys v0.12.0+0.99.0
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking console v0.11.2
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking dialoguer v0.6.2
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling thiserror-impl v1.0.11
[INFO] [stderr]     Checking git2 v0.13.0
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.1
[INFO] [stderr]     Checking thiserror v1.0.11
[INFO] [stderr]     Checking clap v3.0.0-beta.1
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking serde_yaml v0.8.11
[INFO] [stderr]     Checking serde_json v1.0.50
[INFO] [stderr]     Checking confy v0.4.0
[INFO] [stderr]     Checking remotemob v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting remotemob v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 36s
[INFO] running `Command { std: "docker" "inspect" "f91b5a663f6bc57ad723f7108c2dd481a1617419b2f28e487066ec5ec1bef19a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f91b5a663f6bc57ad723f7108c2dd481a1617419b2f28e487066ec5ec1bef19a", kill_on_drop: false }`
[INFO] [stdout] f91b5a663f6bc57ad723f7108c2dd481a1617419b2f28e487066ec5ec1bef19a