[INFO] cloning repository https://github.com/piderman314/snert
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/piderman314/snert" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpiderman314%2Fsnert", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpiderman314%2Fsnert'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ceb27b562a0653237a9d2de7b71473c05a52491b
[INFO] documenting piderman314/snert 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%2Fpiderman314%2Fsnert" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/piderman314/snert 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/piderman314/snert
[INFO] finished tweaking git repo https://github.com/piderman314/snert
[INFO] tweaked toml for git repo https://github.com/piderman314/snert written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/piderman314/snert 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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 5e3b59e78190955cb27b2596f5564928eb38dc3f92c8988885f84b024e7fbcc6
[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" "5e3b59e78190955cb27b2596f5564928eb38dc3f92c8988885f84b024e7fbcc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e3b59e78190955cb27b2596f5564928eb38dc3f92c8988885f84b024e7fbcc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e3b59e78190955cb27b2596f5564928eb38dc3f92c8988885f84b024e7fbcc6", kill_on_drop: false }`
[INFO] [stdout] 5e3b59e78190955cb27b2596f5564928eb38dc3f92c8988885f84b024e7fbcc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 874647a0363464464943aa04168da269a2f4db60de7b1fe01da5b2e9cb4d74fc
[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" "874647a0363464464943aa04168da269a2f4db60de7b1fe01da5b2e9cb4d74fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling syn v1.0.3
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking dtoa v0.4.4
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking arc-swap v0.3.11
[INFO] [stderr]     Checking antidote v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]     Checking ryu v1.0.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking backtrace-sys v0.1.31
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking backtrace v0.3.34
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling newtype_derive v0.1.6
[INFO] [stderr]     Checking serde_yaml v0.8.9
[INFO] [stderr]     Checking flate2 v1.0.11
[INFO] [stderr]     Checking num-integer v0.1.41
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking serde-value v0.5.3
[INFO] [stderr]     Checking chrono v0.4.7
[INFO] [stderr]    Compiling serde_derive v1.0.99
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking log4rs v0.8.3
[INFO] [stderr]  Documenting snert v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.88s
[INFO] running `Command { std: "docker" "inspect" "874647a0363464464943aa04168da269a2f4db60de7b1fe01da5b2e9cb4d74fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "874647a0363464464943aa04168da269a2f4db60de7b1fe01da5b2e9cb4d74fc", kill_on_drop: false }`
[INFO] [stdout] 874647a0363464464943aa04168da269a2f4db60de7b1fe01da5b2e9cb4d74fc