[INFO] cloning repository https://github.com/Osama530/RustMongo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Osama530/RustMongo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOsama530%2FRustMongo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOsama530%2FRustMongo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f8575d1668d2a83b9f94eba538f8543bf2659508
[INFO] documenting Osama530/RustMongo 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%2FOsama530%2FRustMongo" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Osama530/RustMongo 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/Osama530/RustMongo
[INFO] finished tweaking git repo https://github.com/Osama530/RustMongo
[INFO] tweaked toml for git repo https://github.com/Osama530/RustMongo written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Osama530/RustMongo 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bson v0.14.1
[INFO] [stderr]   Downloaded rustversion v1.0.3
[INFO] [stderr]   Downloaded err-derive v0.2.4
[INFO] [stderr]   Downloaded mongodb v0.9.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 79f6e1a263c087d2c5eb9b3bd53f895b1c93ba8516d0c6a9db1c835ece1cb1cc
[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" "79f6e1a263c087d2c5eb9b3bd53f895b1c93ba8516d0c6a9db1c835ece1cb1cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79f6e1a263c087d2c5eb9b3bd53f895b1c93ba8516d0c6a9db1c835ece1cb1cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79f6e1a263c087d2c5eb9b3bd53f895b1c93ba8516d0c6a9db1c835ece1cb1cc", kill_on_drop: false }`
[INFO] [stdout] 79f6e1a263c087d2c5eb9b3bd53f895b1c93ba8516d0c6a9db1c835ece1cb1cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 459212923f60ec9fdd12b82d3fdb2006c37163158bdd6460acb71905f35acc4e
[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" "459212923f60ec9fdd12b82d3fdb2006c37163158bdd6460acb71905f35acc4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.57
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]     Checking version_check v0.9.2
[INFO] [stderr]     Checking addr2line v0.12.2
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling rustversion v1.0.3
[INFO] [stderr]    Compiling async-trait v0.1.36
[INFO] [stderr]    Compiling enum-as-inner v0.3.2
[INFO] [stderr]    Compiling serde_with_macros v1.1.0
[INFO] [stderr]    Compiling derivative v1.0.4
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]     Checking chrono v0.4.13
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking md-5 v0.8.0
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking resolv-conf v0.6.3
[INFO] [stderr]     Checking backtrace v0.3.49
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling err-derive v0.2.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking trust-dns-proto v0.19.5
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking serde_with v1.4.0
[INFO] [stderr]     Checking os_info v1.3.3
[INFO] [stderr]     Checking webpki-roots v0.18.0
[INFO] [stderr]     Checking rustls v0.16.0
[INFO] [stderr]     Checking bson v0.14.1
[INFO] [stderr]     Checking trust-dns-resolver v0.19.5
[INFO] [stderr]     Checking mongodb v0.9.2
[INFO] [stderr]  Documenting RustMongo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.52s
[INFO] running `Command { std: "docker" "inspect" "459212923f60ec9fdd12b82d3fdb2006c37163158bdd6460acb71905f35acc4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "459212923f60ec9fdd12b82d3fdb2006c37163158bdd6460acb71905f35acc4e", kill_on_drop: false }`
[INFO] [stdout] 459212923f60ec9fdd12b82d3fdb2006c37163158bdd6460acb71905f35acc4e