[INFO] fetching crate where_am_i 0.1.2...
[INFO] documenting where_am_i-0.1.2 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate where_am_i 0.1.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate where_am_i 0.1.2 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 where_am_i 0.1.2
[INFO] finished tweaking crates.io crate where_am_i 0.1.2
[INFO] tweaked toml for crates.io crate where_am_i 0.1.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate where_am_i 0.1.2 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 1c624fcca4deb49df2ea1a060abdf27170affb7e6c8e9ea0dccab215590d5d5a
[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" "1c624fcca4deb49df2ea1a060abdf27170affb7e6c8e9ea0dccab215590d5d5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c624fcca4deb49df2ea1a060abdf27170affb7e6c8e9ea0dccab215590d5d5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c624fcca4deb49df2ea1a060abdf27170affb7e6c8e9ea0dccab215590d5d5a", kill_on_drop: false }`
[INFO] [stdout] 1c624fcca4deb49df2ea1a060abdf27170affb7e6c8e9ea0dccab215590d5d5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 523c95c86c43d2cec0ade078e4395e3c705046c16c3cdfaed43f7c226b41093d
[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" "523c95c86c43d2cec0ade078e4395e3c705046c16c3cdfaed43f7c226b41093d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]    Compiling procedural-masquerade v0.1.6
[INFO] [stderr]     Checking lock_api v0.3.3
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking openssl-sys v0.9.54
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking openssl v0.10.28
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking regex v1.3.6
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]    Compiling selectors v0.21.0
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]     Checking publicsuffix v1.5.4
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]    Compiling cssparser v0.25.9
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]    Compiling cssparser-macros v0.3.6
[INFO] [stderr]    Compiling html5ever v0.24.1
[INFO] [stderr]     Checking failure v0.1.7
[INFO] [stderr]     Checking serde v1.0.105
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stderr]    Compiling markup5ever v0.9.0
[INFO] [stderr]     Checking scraper v0.11.0
[INFO] [stderr]  Documenting where_am_i v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 13s
[INFO] running `Command { std: "docker" "inspect" "523c95c86c43d2cec0ade078e4395e3c705046c16c3cdfaed43f7c226b41093d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "523c95c86c43d2cec0ade078e4395e3c705046c16c3cdfaed43f7c226b41093d", kill_on_drop: false }`
[INFO] [stdout] 523c95c86c43d2cec0ade078e4395e3c705046c16c3cdfaed43f7c226b41093d