[INFO] fetching crate usereport-rs 0.1.4...
[INFO] documenting usereport-rs-0.1.4 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate usereport-rs 0.1.4 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate usereport-rs 0.1.4 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 usereport-rs 0.1.4
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate usereport-rs 0.1.4
[INFO] tweaked toml for crates.io crate usereport-rs 0.1.4 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate usereport-rs 0.1.4 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 649315d4802847a1655b9e3c21d86e8eb33d64e8974977355a0b4ae5e1fd8818
[INFO] running `Command { std: "docker" "start" "-a" "649315d4802847a1655b9e3c21d86e8eb33d64e8974977355a0b4ae5e1fd8818", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "649315d4802847a1655b9e3c21d86e8eb33d64e8974977355a0b4ae5e1fd8818", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "649315d4802847a1655b9e3c21d86e8eb33d64e8974977355a0b4ae5e1fd8818", kill_on_drop: false }`
[INFO] [stdout] 649315d4802847a1655b9e3c21d86e8eb33d64e8974977355a0b4ae5e1fd8818
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] cca85951c6a5529308b345bd090b2f3035b34f589a0ef8f245df252c0f014d37
[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" "cca85951c6a5529308b345bd090b2f3035b34f589a0ef8f245df252c0f014d37", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]     Checking same-file v1.0.5
[INFO] [stderr]     Checking uname v0.1.1
[INFO] [stderr]     Checking subprocess v0.2.4
[INFO] [stderr]     Checking shellwords v1.0.0
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking walkdir v2.2.9
[INFO] [stderr]    Compiling pest_generator v2.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling snafu-derive v0.6.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking snafu v0.6.0
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking hashbrown v0.5.0
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking toml v0.5.5
[INFO] [stderr]     Checking handlebars v2.0.2
[INFO] [stderr]  Documenting usereport-rs v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.75s
[INFO] running `Command { std: "docker" "inspect" "cca85951c6a5529308b345bd090b2f3035b34f589a0ef8f245df252c0f014d37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cca85951c6a5529308b345bd090b2f3035b34f589a0ef8f245df252c0f014d37", kill_on_drop: false }`
[INFO] [stdout] cca85951c6a5529308b345bd090b2f3035b34f589a0ef8f245df252c0f014d37