[INFO] fetching crate libasuran 0.0.3...
[INFO] documenting libasuran-0.0.3 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate libasuran 0.0.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate libasuran 0.0.3 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] removed /workspace/builds/worker-2/source/.cargo/config
[INFO] started tweaking crates.io crate libasuran 0.0.3
[INFO] finished tweaking crates.io crate libasuran 0.0.3
[INFO] tweaked toml for crates.io crate libasuran 0.0.3 written to /workspace/builds/worker-2/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] [stderr]     Blocking waiting for file lock on package cache
[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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-2020-10-09" "metadata" "--no-deps" "--format-version=1", 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] 428e4eab2735cccf99d6a1d28926feeea903981dc92433adaaf370f292f8acf6
[INFO] running `Command { std: "docker" "start" "-a" "428e4eab2735cccf99d6a1d28926feeea903981dc92433adaaf370f292f8acf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "428e4eab2735cccf99d6a1d28926feeea903981dc92433adaaf370f292f8acf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "428e4eab2735cccf99d6a1d28926feeea903981dc92433adaaf370f292f8acf6", kill_on_drop: false }`
[INFO] [stdout] 428e4eab2735cccf99d6a1d28926feeea903981dc92433adaaf370f292f8acf6
[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-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ba8cdca8249f6f51156acb53aa7df2db7e9432fb405d9931641473177592199
[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" "8ba8cdca8249f6f51156acb53aa7df2db7e9432fb405d9931641473177592199", kill_on_drop: false }`
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking fastcdc v1.0.5
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]     Checking polling v2.0.2
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking rmp v0.8.9
[INFO] [stderr]    Compiling zstd-sys v1.4.17+zstd.1.4.5
[INFO] [stderr]    Compiling blake3 v0.1.5
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking block-modes v0.3.3
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking aes v0.3.2
[INFO] [stderr]     Checking futures-util v0.3.6
[INFO] [stderr]     Checking async-io v1.1.10
[INFO] [stderr]    Compiling const-random-macro v0.1.11
[INFO] [stderr]     Checking blake2b_simd v0.5.10
[INFO] [stderr]     Checking async-global-executor v1.4.0
[INFO] [stderr]     Checking const-random v0.1.11
[INFO] [stderr]     Checking async-std v1.6.5
[INFO] [stderr]     Checking ahash v0.2.19
[INFO] [stderr]     Checking hashbrown v0.6.3
[INFO] [stderr]     Checking rust-argon2 v0.6.1
[INFO] [stderr]     Checking lru v0.4.3
[INFO] [stderr]     Checking futures-executor v0.3.6
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking rmp-serde v0.14.4
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking futures v0.3.6
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking futures-intrusive v0.2.2
[INFO] [stderr]     Checking zstd-safe v2.0.5+zstd.1.4.5
[INFO] [stderr]     Checking zstd v0.5.3+zstd.1.4.5
[INFO] [stderr]  Documenting libasuran v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/repository/backend/multifile/index.rs:194:34
[INFO] [stdout]     |
[INFO] [stdout] 194 |                         ret.send({ index.drain_changes() }).unwrap();
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.07s
[INFO] running `Command { std: "docker" "inspect" "8ba8cdca8249f6f51156acb53aa7df2db7e9432fb405d9931641473177592199", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ba8cdca8249f6f51156acb53aa7df2db7e9432fb405d9931641473177592199", kill_on_drop: false }`
[INFO] [stdout] 8ba8cdca8249f6f51156acb53aa7df2db7e9432fb405d9931641473177592199
