[INFO] fetching crate rust-mongodb 0.1.0...
[INFO] documenting rust-mongodb-0.1.0 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate rust-mongodb 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate rust-mongodb 0.1.0 on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust-mongodb 0.1.0
[INFO] finished tweaking crates.io crate rust-mongodb 0.1.0
[INFO] tweaked toml for crates.io crate rust-mongodb 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate rust-mongodb 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 49dc972adef5fce6f64b2d81bbefec52dad9f51442d59bccdbc7f013f68fa5bc
[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" "49dc972adef5fce6f64b2d81bbefec52dad9f51442d59bccdbc7f013f68fa5bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49dc972adef5fce6f64b2d81bbefec52dad9f51442d59bccdbc7f013f68fa5bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49dc972adef5fce6f64b2d81bbefec52dad9f51442d59bccdbc7f013f68fa5bc", kill_on_drop: false }`
[INFO] [stdout] 49dc972adef5fce6f64b2d81bbefec52dad9f51442d59bccdbc7f013f68fa5bc
[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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d381a2044e99d5de61baa82aad6b1c7b3a12ce1253abeac65f873eb9a469dd9
[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" "7d381a2044e99d5de61baa82aad6b1c7b3a12ce1253abeac65f873eb9a469dd9", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.25
[INFO] [stderr]    Compiling smallvec v1.4.0
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]     Checking md5 v0.6.1
[INFO] [stderr]    Compiling if_chain v0.1.3
[INFO] [stderr]     Checking version_check v0.9.2
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling ring v0.16.13
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[INFO] [stderr]     Checking parking_lot_core v0.7.2
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[INFO] [stderr]     Checking rand_chacha v0.2.2
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[INFO] [stderr]     Checking resolv-conf v0.6.3
[INFO] [stderr]    Compiling derivative v1.0.4
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[INFO] [stderr]    Compiling derive_more v0.15.0
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.12
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking rand v0.7.3
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[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]     Checking simple_asn1 v0.4.0
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[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.17
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]    Compiling derive_more v0.99.7
[INFO] [stderr]    Compiling enum-as-inner v0.3.2
[INFO] [stderr]    Compiling async-trait v0.1.31
[INFO] [stderr]    Compiling actix-macros v0.1.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling actix-web-codegen v0.2.2
[INFO] [stderr]    Compiling serde_with_macros v1.1.0
[INFO] [stderr]    Compiling actix_derive v0.5.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling err-derive v0.2.4
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking dotenv v0.14.1
[INFO] [stderr]     Checking thiserror v1.0.19
[INFO] [stderr]     Checking pin-project v0.4.17
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking actix-threadpool v0.3.2
[INFO] [stderr]     Checking serde v1.0.110
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking actix-rt v1.1.1
[INFO] [stderr]     Checking actix-service v1.0.5
[INFO] [stderr]     Checking h2 v0.2.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking trust-dns-proto v0.18.0-alpha.2
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[INFO] [stderr]     Checking actix-utils v1.0.6
[INFO] [stderr]     Checking actix-server v1.0.3
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[INFO] [stderr]     Checking trust-dns-resolver v0.19.5
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[INFO] [stderr]     Checking actix-testing v1.0.1
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking actix-router v0.2.4
[INFO] [stderr]     Checking serde_with v1.4.0
[INFO] [stderr]     Checking os_info v1.3.3
[INFO] [stderr]     Checking envy v0.4.1
[INFO] [stderr]     Checking actix-connect v1.0.2
[INFO] [stderr]     Checking actix-http v1.0.1
[INFO] [stderr]     Checking bson v0.14.1
[INFO] [stderr]     Checking validator v0.8.0
[INFO] [stderr]     Checking jsonwebtoken v7.1.0
[INFO] [stderr]     Checking mongodb v0.9.2
[INFO] [stderr]    Compiling validator_derive v0.8.0
[INFO] [stderr]     Checking awc v1.0.1
[INFO] [stderr]     Checking actix v0.9.0
[INFO] [stderr]     Checking actix-web v2.0.0
[INFO] [stderr]     Checking actix-cors v0.2.0
[INFO] [stderr]     Checking actix-identity v0.2.1
[INFO] [stderr]  Documenting rust-mongodb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 52s
[INFO] running `Command { std: "docker" "inspect" "7d381a2044e99d5de61baa82aad6b1c7b3a12ce1253abeac65f873eb9a469dd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d381a2044e99d5de61baa82aad6b1c7b3a12ce1253abeac65f873eb9a469dd9", kill_on_drop: false }`
[INFO] [stdout] 7d381a2044e99d5de61baa82aad6b1c7b3a12ce1253abeac65f873eb9a469dd9