[INFO] cloning repository https://github.com/luser/dwarfinspect
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/luser/dwarfinspect" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluser%2Fdwarfinspect", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluser%2Fdwarfinspect'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 88f85c5f5cb0d858696b42d716a39ceccdf7b341
[INFO] documenting luser/dwarfinspect against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluser%2Fdwarfinspect" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/luser/dwarfinspect 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 git repo https://github.com/luser/dwarfinspect
[INFO] finished tweaking git repo https://github.com/luser/dwarfinspect
[INFO] tweaked toml for git repo https://github.com/luser/dwarfinspect written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/luser/dwarfinspect 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-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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8fce7abff781435c6b94fadaed0cb9df20e424e9eb3272125aedb0a48559adc8
[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" "8fce7abff781435c6b94fadaed0cb9df20e424e9eb3272125aedb0a48559adc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8fce7abff781435c6b94fadaed0cb9df20e424e9eb3272125aedb0a48559adc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fce7abff781435c6b94fadaed0cb9df20e424e9eb3272125aedb0a48559adc8", kill_on_drop: false }`
[INFO] [stdout] 8fce7abff781435c6b94fadaed0cb9df20e424e9eb3272125aedb0a48559adc8
[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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42ad0a5021fbf6ff0ed6297bacc4791ac1a774065f5370d9463ba09c983ad4f4
[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" "42ad0a5021fbf6ff0ed6297bacc4791ac1a774065f5370d9463ba09c983ad4f4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.40
[INFO] [stderr]    Compiling num-traits v0.2.4
[INFO] [stderr]     Checking cfg-if v0.1.3
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]    Compiling cc v1.0.15
[INFO] [stderr]    Compiling pkg-config v0.3.11
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]     Checking array-macro v1.0.2
[INFO] [stderr]     Checking reexport-proc-macro v1.0.2
[INFO] [stderr]     Checking stable_deref_trait v1.0.0
[INFO] [stderr]     Checking serde v1.0.55
[INFO] [stderr]     Checking enumset v0.3.3
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking rustc-demangle v0.1.8
[INFO] [stderr]     Checking maplit v1.0.1
[INFO] [stderr]     Checking unicode-segmentation v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking fallible-iterator v0.1.4
[INFO] [stderr]     Checking byteorder v1.2.3
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking gimli v0.15.0
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling syn v0.13.10
[INFO] [stderr]    Compiling ncurses v5.91.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking num-iter v0.1.37
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]    Compiling scroll_derive v0.8.0
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking scroll v0.8.0
[INFO] [stderr]    Compiling enum-map-derive v0.2.5
[INFO] [stderr]     Checking goblin v0.0.13
[INFO] [stderr]     Checking enum-map v0.2.29
[INFO] [stderr]     Checking toml v0.4.6
[INFO] [stderr]     Checking cursive v0.8.1
[INFO] [stderr]     Checking object v0.7.0
[INFO] [stderr]     Checking cursive_table_view v0.5.0
[INFO] [stderr]     Checking backtrace v0.3.7
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]  Documenting dwarfinspect v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.29s
[INFO] running `Command { std: "docker" "inspect" "42ad0a5021fbf6ff0ed6297bacc4791ac1a774065f5370d9463ba09c983ad4f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42ad0a5021fbf6ff0ed6297bacc4791ac1a774065f5370d9463ba09c983ad4f4", kill_on_drop: false }`
[INFO] [stdout] 42ad0a5021fbf6ff0ed6297bacc4791ac1a774065f5370d9463ba09c983ad4f4