[INFO] fetching crate vpn_client 0.0.7...
[INFO] documenting vpn_client-0.0.7 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate vpn_client 0.0.7 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate vpn_client 0.0.7 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 vpn_client 0.0.7
[INFO] finished tweaking crates.io crate vpn_client 0.0.7
[INFO] tweaked toml for crates.io crate vpn_client 0.0.7 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate vpn_client 0.0.7 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-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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6a2a338cbe9ee3314a43a01d11b438731a8c72ed427ef112937c0d2767937ae
[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" "f6a2a338cbe9ee3314a43a01d11b438731a8c72ed427ef112937c0d2767937ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6a2a338cbe9ee3314a43a01d11b438731a8c72ed427ef112937c0d2767937ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6a2a338cbe9ee3314a43a01d11b438731a8c72ed427ef112937c0d2767937ae", kill_on_drop: false }`
[INFO] [stdout] f6a2a338cbe9ee3314a43a01d11b438731a8c72ed427ef112937c0d2767937ae
[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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41047495e190e8a3c2a4877daedda38c61cebf9fc6730f45766a87971da2a7e2
[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" "41047495e190e8a3c2a4877daedda38c61cebf9fc6730f45766a87971da2a7e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking simple_logger v1.6.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]     Checking failure v0.1.7
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking exitfailure v0.5.1
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Checking serde v1.0.105
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking ra_common v0.0.43
[INFO] [stderr]     Checking vpn_client v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting vpn_client v0.0.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `trace`
[INFO] [stdout]  --> src/lib.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use log::{trace,info};
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 37.13s
[INFO] running `Command { std: "docker" "inspect" "41047495e190e8a3c2a4877daedda38c61cebf9fc6730f45766a87971da2a7e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41047495e190e8a3c2a4877daedda38c61cebf9fc6730f45766a87971da2a7e2", kill_on_drop: false }`
[INFO] [stdout] 41047495e190e8a3c2a4877daedda38c61cebf9fc6730f45766a87971da2a7e2