[INFO] fetching crate mongodb-helper 0.1.6...
[INFO] documenting mongodb-helper-0.1.6 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate mongodb-helper 0.1.6 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate mongodb-helper 0.1.6 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 crates.io crate mongodb-helper 0.1.6
[INFO] finished tweaking crates.io crate mongodb-helper 0.1.6
[INFO] tweaked toml for crates.io crate mongodb-helper 0.1.6 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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 os_info v1.3.3
[INFO] [stderr]   Downloaded mongodb v0.9.2
[INFO] [stderr]   Downloaded r2d2-mongodb v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] 61febbe512e3c2815f4596135dd3b40ade604d169b8b18c4fd198025f54f5a25
[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" "61febbe512e3c2815f4596135dd3b40ade604d169b8b18c4fd198025f54f5a25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61febbe512e3c2815f4596135dd3b40ade604d169b8b18c4fd198025f54f5a25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61febbe512e3c2815f4596135dd3b40ade604d169b8b18c4fd198025f54f5a25", kill_on_drop: false }`
[INFO] [stdout] 61febbe512e3c2815f4596135dd3b40ade604d169b8b18c4fd198025f54f5a25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] a29dc409c7cd683b4e07fc9065e5f7a8ae1e1485985d8b538505b10f5cb8f885
[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" "a29dc409c7cd683b4e07fc9065e5f7a8ae1e1485985d8b538505b10f5cb8f885", kill_on_drop: false }`
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]    Compiling serde v1.0.117
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[INFO] [stderr]    Compiling serde_derive v1.0.117
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[INFO] [stderr]    Compiling darling_core v0.10.2
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[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]     Checking hmac v0.7.1
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[INFO] [stderr]     Checking sha2 v0.7.1
[INFO] [stderr]     Checking md-5 v0.7.0
[INFO] [stderr]     Checking sha-1 v0.7.0
[INFO] [stderr]     Checking hmac v0.6.3
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking pbkdf2 v0.2.3
[INFO] [stderr]     Checking r2d2 v0.8.9
[INFO] [stderr]    Compiling err-derive v0.2.4
[INFO] [stderr]     Checking thiserror v1.0.21
[INFO] [stderr]     Checking pin-project v0.4.27
[INFO] [stderr]     Checking futures-util v0.3.6
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.16.0
[INFO] [stderr]     Checking webpki-roots v0.18.0
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling serde_with_macros v1.2.2
[INFO] [stderr]     Checking futures v0.3.6
[INFO] [stderr]     Checking trust-dns-proto v0.19.5
[INFO] [stderr]    Compiling typed-builder v0.3.0
[INFO] [stderr]    Compiling derivative v1.0.4
[INFO] [stderr]     Checking trust-dns-resolver v0.19.5
[INFO] [stderr]     Checking textnonce v0.6.5
[INFO] [stderr]     Checking serde_with v1.5.1
[INFO] [stderr]     Checking bson v0.13.0
[INFO] [stderr]     Checking bson v0.14.1
[INFO] [stderr]     Checking mongodb v0.3.12
[INFO] [stderr]     Checking mongodb v0.9.2
[INFO] [stderr]     Checking r2d2-mongodb v0.2.2
[INFO] [stderr]  Documenting mongodb-helper v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 02s
[INFO] running `Command { std: "docker" "inspect" "a29dc409c7cd683b4e07fc9065e5f7a8ae1e1485985d8b538505b10f5cb8f885", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a29dc409c7cd683b4e07fc9065e5f7a8ae1e1485985d8b538505b10f5cb8f885", kill_on_drop: false }`
[INFO] [stdout] a29dc409c7cd683b4e07fc9065e5f7a8ae1e1485985d8b538505b10f5cb8f885
