[INFO] fetching crate abscissa_tokio 0.5.1...
[INFO] documenting abscissa_tokio-0.5.1 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate abscissa_tokio 0.5.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate abscissa_tokio 0.5.1 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 abscissa_tokio 0.5.1
[INFO] finished tweaking crates.io crate abscissa_tokio 0.5.1
[INFO] tweaked toml for crates.io crate abscissa_tokio 0.5.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "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" "+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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] aabb539e2b178ee6aa88ef0e443c23d059a68143775b27fd2de216808fe1e713
[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" "aabb539e2b178ee6aa88ef0e443c23d059a68143775b27fd2de216808fe1e713", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aabb539e2b178ee6aa88ef0e443c23d059a68143775b27fd2de216808fe1e713", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aabb539e2b178ee6aa88ef0e443c23d059a68143775b27fd2de216808fe1e713", kill_on_drop: false }`
[INFO] [stdout] aabb539e2b178ee6aa88ef0e443c23d059a68143775b27fd2de216808fe1e713
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a7dfadb63279f259e0f685262b5157e7d2139af786598b720a26243dda8415c4
[INFO] running `Command { std: "docker" "start" "-a" "a7dfadb63279f259e0f685262b5157e7d2139af786598b720a26243dda8415c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]     Checking canonical-path v2.0.2
[INFO] [stderr]     Checking tracing-core v0.1.15
[INFO] [stderr]     Checking generational-arena v0.2.8
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking signal-hook v0.1.16
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling gumdrop_derive v0.7.0
[INFO] [stderr]     Checking color-backtrace v0.3.0
[INFO] [stderr]     Checking tracing-log v0.1.1
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking gumdrop v0.7.0
[INFO] [stderr]     Checking tracing v0.1.19
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling abscissa_derive v0.5.0
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking secrecy v0.6.0
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking tracing-subscriber v0.1.6
[INFO] [stderr]     Checking abscissa_core v0.5.2
[INFO] [stderr]  Documenting abscissa_tokio v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.70s
[INFO] running `Command { std: "docker" "inspect" "a7dfadb63279f259e0f685262b5157e7d2139af786598b720a26243dda8415c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7dfadb63279f259e0f685262b5157e7d2139af786598b720a26243dda8415c4", kill_on_drop: false }`
[INFO] [stdout] a7dfadb63279f259e0f685262b5157e7d2139af786598b720a26243dda8415c4