[INFO] fetching crate z-rs 0.1.0...
[INFO] documenting z-rs-0.1.0 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate z-rs 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate z-rs 0.1.0 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 z-rs 0.1.0
[INFO] finished tweaking crates.io crate z-rs 0.1.0
[INFO] tweaked toml for crates.io crate z-rs 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate z-rs 0.1.0 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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] e6c43809ac143095205a2a8b1a582575108c0bd6fe398e53126a4605c66b1ddc
[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" "e6c43809ac143095205a2a8b1a582575108c0bd6fe398e53126a4605c66b1ddc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6c43809ac143095205a2a8b1a582575108c0bd6fe398e53126a4605c66b1ddc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6c43809ac143095205a2a8b1a582575108c0bd6fe398e53126a4605c66b1ddc", kill_on_drop: false }`
[INFO] [stdout] e6c43809ac143095205a2a8b1a582575108c0bd6fe398e53126a4605c66b1ddc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 4ddcff01943661b7a6af1a13b77ad95883327cd173dcb524e711a083c5aa0d84
[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" "4ddcff01943661b7a6af1a13b77ad95883327cd173dcb524e711a083c5aa0d84", kill_on_drop: false }`
[INFO] [stderr] warning: output filename collision.
[INFO] [stderr] The bin target `z_rs` in package `z-rs v0.1.0 (/opt/rustwide/workdir)` has the same output filename as the lib target `z-rs` in package `z-rs v0.1.0 (/opt/rustwide/workdir)`.
[INFO] [stderr] Colliding filename is: /opt/rustwide/target/doc/z_rs/index.html
[INFO] [stderr] The output filenames should be unique.
[INFO] [stderr] This is a known bug where multiple crates with the same name use
[INFO] [stderr] the same path; see <https://github.com/rust-lang/cargo/issues/6313>.
[INFO] [stderr] If this looks unexpected, it may be a bug in Cargo. Please file a bug report at
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/ with as much information as you
[INFO] [stderr] can provide.
[INFO] [stderr] cargo 1.46.0 (149022b1d 2020-07-17) running on `x86_64-unknown-linux-gnu` target `x86_64-unknown-linux-gnu`
[INFO] [stderr] First unit: Unit { pkg: Package { id: PackageId { name: "z-rs", version: "0.1.0", source: "/opt/rustwide/workdir" }, ..: ".." }, target: TargetInner { name: "z_rs", doc: true, ..: with_path("/opt/rustwide/workdir/src/bin/main.rs", Edition2018) }, profile: Profile { name: "doc", debuginfo: Some(2), debug_assertions: true, overflow_checks: true, ..: default() }, kind: Host, mode: Doc { deps: false }, features: [] }
[INFO] [stderr] Second unit: Unit { pkg: Package { id: PackageId { name: "z-rs", version: "0.1.0", source: "/opt/rustwide/workdir" }, ..: ".." }, target: TargetInner { ..: lib_target("z-rs", ["lib"], "/opt/rustwide/workdir/src/lib.rs", Edition2018) }, profile: Profile { name: "doc", debuginfo: Some(2), debug_assertions: true, overflow_checks: true, ..: default() }, kind: Host, mode: Doc { deps: false }, features: [] }
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling argh_shared v0.1.1
[INFO] [stderr]     Checking half v1.6.0
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]    Compiling argh_derive v0.1.1
[INFO] [stderr]     Checking argh v0.1.3
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking z-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting z-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.76s
[INFO] running `Command { std: "docker" "inspect" "4ddcff01943661b7a6af1a13b77ad95883327cd173dcb524e711a083c5aa0d84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ddcff01943661b7a6af1a13b77ad95883327cd173dcb524e711a083c5aa0d84", kill_on_drop: false }`
[INFO] [stdout] 4ddcff01943661b7a6af1a13b77ad95883327cd173dcb524e711a083c5aa0d84