[INFO] fetching crate aws-sign-v4 0.1.1...
[INFO] documenting aws-sign-v4-0.1.1 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate aws-sign-v4 0.1.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate aws-sign-v4 0.1.1 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate aws-sign-v4 0.1.1
[INFO] finished tweaking crates.io crate aws-sign-v4 0.1.1
[INFO] tweaked toml for crates.io crate aws-sign-v4 0.1.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate aws-sign-v4 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2834554bb4dd47b5db33bc97b9012118a51e8f08dc32cd5a93510cf773d973c9
[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" "2834554bb4dd47b5db33bc97b9012118a51e8f08dc32cd5a93510cf773d973c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2834554bb4dd47b5db33bc97b9012118a51e8f08dc32cd5a93510cf773d973c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2834554bb4dd47b5db33bc97b9012118a51e8f08dc32cd5a93510cf773d973c9", kill_on_drop: false }`
[INFO] [stdout] 2834554bb4dd47b5db33bc97b9012118a51e8f08dc32cd5a93510cf773d973c9
[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" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", 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] ed058ec6d5840c15e51d3579aa3e891fea53159fb2cb4a92abe09c0eee1d350c
[INFO] running `Command { std: "docker" "start" "-a" "ed058ec6d5840c15e51d3579aa3e891fea53159fb2cb4a92abe09c0eee1d350c", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]     Checking smallvec v1.1.0
[INFO] [stderr]    Compiling cc v1.0.48
[INFO] [stderr]     Checking bytes v0.5.3
[INFO] [stderr]     Checking untrusted v0.7.0
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking hex v0.4.0
[INFO] [stderr]     Checking unicode-normalization v0.1.11
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]     Checking http v0.2.0
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]    Compiling ring v0.16.9
[INFO] [stderr]     Checking url v2.1.0
[INFO] [stderr]  Documenting aws-sign-v4 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.91s
[INFO] running `Command { std: "docker" "inspect" "ed058ec6d5840c15e51d3579aa3e891fea53159fb2cb4a92abe09c0eee1d350c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed058ec6d5840c15e51d3579aa3e891fea53159fb2cb4a92abe09c0eee1d350c", kill_on_drop: false }`
[INFO] [stdout] ed058ec6d5840c15e51d3579aa3e891fea53159fb2cb4a92abe09c0eee1d350c
