[INFO] cloning repository https://github.com/SirVer/taskpaper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SirVer/taskpaper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSirVer%2Ftaskpaper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSirVer%2Ftaskpaper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fd2c21e81e18a37efd15ca3b2004f6f356793d5c
[INFO] documenting SirVer/taskpaper against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSirVer%2Ftaskpaper" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SirVer/taskpaper on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SirVer/taskpaper
[INFO] finished tweaking git repo https://github.com/SirVer/taskpaper
[INFO] tweaked toml for git repo https://github.com/SirVer/taskpaper written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/SirVer/taskpaper already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded textwrap v0.13.4
[INFO] [stderr]   Downloaded rprompt v1.0.5
[INFO] [stderr]   Downloaded self_update v0.27.0
[INFO] [stderr]   Downloaded derive_builder_core v0.2.0
[INFO] [stderr]   Downloaded derive_builder v0.5.1
[INFO] [stderr]   Downloaded html2text v0.2.1
[INFO] [stderr]   Downloaded osascript v0.3.0
[INFO] [stderr]   Downloaded atom_syndication v0.6.0
[INFO] [stderr]   Downloaded html5ever v0.22.3
[INFO] [stderr]   Downloaded path-dedot v3.0.12
[INFO] [stderr]   Downloaded path-absolutize v3.0.10
[INFO] [stderr]   Downloaded syndication v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b2362b56fc80fec0153c8aec09072b3f90f25ab5588e636ac3ec642d8ece9d2a
[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" "b2362b56fc80fec0153c8aec09072b3f90f25ab5588e636ac3ec642d8ece9d2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2362b56fc80fec0153c8aec09072b3f90f25ab5588e636ac3ec642d8ece9d2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2362b56fc80fec0153c8aec09072b3f90f25ab5588e636ac3ec642d8ece9d2a", kill_on_drop: false }`
[INFO] [stdout] b2362b56fc80fec0153c8aec09072b3f90f25ab5588e636ac3ec642d8ece9d2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "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] db9db826f2516b43edec103194c3b17852c376a583e8dfaa2439b4e954ead7f0
[INFO] running `Command { std: "docker" "start" "-a" "db9db826f2516b43edec103194c3b17852c376a583e8dfaa2439b4e954ead7f0", kill_on_drop: false }`
[INFO] [stderr] warning: output filename collision.
[INFO] [stderr] The bin target `taskpaper` in package `taskpaper_cli v0.22.6 (/opt/rustwide/workdir/taskpaper_cli)` has the same output filename as the lib target `taskpaper` in package `taskpaper v0.22.6 (/opt/rustwide/workdir/taskpaper)`.
[INFO] [stderr] Colliding filename is: /opt/rustwide/target/doc/taskpaper/index.html
[INFO] [stderr] The targets should have unique names.
[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]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling siphasher v0.3.5
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]     Checking futures-io v0.3.15
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]     Checking object v0.24.0
[INFO] [stderr]    Compiling derive_builder v0.9.0
[INFO] [stderr]    Compiling derive_builder v0.5.1
[INFO] [stderr]     Checking httpdate v1.0.0
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling self_update v0.27.0
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking smawk v0.3.1
[INFO] [stderr]     Checking rprompt v1.0.5
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling tokio v1.6.0
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]    Compiling backtrace v0.3.59
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]     Checking path-dedot v3.0.12
[INFO] [stderr]     Checking futf v0.1.4
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking textwrap v0.13.4
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking semver-parser v0.10.2
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking path-absolutize v3.0.10
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking filetime v0.2.14
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking tendril v0.4.2
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]     Checking tar v0.4.33
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]    Compiling derive_builder_core v0.2.0
[INFO] [stderr]     Checking http-body v0.4.2
[INFO] [stderr]     Checking console v0.14.1
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking addr2line v0.15.1
[INFO] [stderr]     Checking shellexpand v2.1.0
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking quick-xml v0.20.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]     Checking indicatif v0.15.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.0
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.1
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]     Checking rustls v0.19.1
[INFO] [stderr]     Checking webpki-roots v0.21.1
[INFO] [stderr]    Compiling markup5ever v0.10.1
[INFO] [stderr]     Checking tokio-util v0.6.7
[INFO] [stderr]    Compiling chrono-tz v0.5.3
[INFO] [stderr]     Checking tokio-rustls v0.22.0
[INFO] [stderr]    Compiling html5ever v0.22.3
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking quick-xml v0.12.4
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]     Checking thiserror v1.0.25
[INFO] [stderr]    Compiling derive_builder_core v0.9.0
[INFO] [stderr]     Checking pin-project v1.0.7
[INFO] [stderr]     Checking atom_syndication v0.6.0
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking h2 v0.3.3
[INFO] [stderr]     Checking futures-executor v0.3.15
[INFO] [stderr]     Checking futures v0.3.15
[INFO] [stderr]     Checking hyper v0.14.7
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking string_cache v0.8.1
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking rust_decimal v0.10.2
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking taskpaper v0.22.6 (/opt/rustwide/workdir/taskpaper)
[INFO] [stderr]  Documenting taskpaper v0.22.6 (/opt/rustwide/workdir/taskpaper)
[INFO] [stderr]     Checking diligent-date-parser v0.1.2
[INFO] [stderr]     Checking atom_syndication v0.9.1
[INFO] [stderr]    Compiling markup5ever v0.7.5
[INFO] [stderr]     Checking xml5ever v0.16.1
[INFO] [stderr]     Checking hyper-rustls v0.22.1
[INFO] [stderr]     Checking rss v1.10.0
[INFO] [stderr]     Checking reqwest v0.11.3
[INFO] [stderr]     Checking markup5ever_rcdom v0.1.0
[INFO] [stderr]     Checking html2text v0.2.1
[INFO] [stderr]     Checking syndication v0.5.0
[INFO] [stderr]     Checking dtparse v1.2.0
[INFO] [stderr]     Checking soup v0.5.1
[INFO] [stderr]  Documenting taskpaper_cli v0.22.6 (/opt/rustwide/workdir/taskpaper_cli)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 07s
[INFO] running `Command { std: "docker" "inspect" "db9db826f2516b43edec103194c3b17852c376a583e8dfaa2439b4e954ead7f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db9db826f2516b43edec103194c3b17852c376a583e8dfaa2439b4e954ead7f0", kill_on_drop: false }`
[INFO] [stdout] db9db826f2516b43edec103194c3b17852c376a583e8dfaa2439b4e954ead7f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "RUSTFLAGS=--cap-lints=warn" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 54f3d40e1192051827ff3abf767ee0ccfc7fb16bb7fc996416e7dc439ed3ca2d
[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" "54f3d40e1192051827ff3abf767ee0ccfc7fb16bb7fc996416e7dc439ed3ca2d", kill_on_drop: false }`
[INFO] [stderr] error: manifest path `/opt/rustwide/workdir/Cargo.toml` is a virtual manifest, but this command requires running against an actual package in this workspace
[INFO] running `Command { std: "docker" "inspect" "54f3d40e1192051827ff3abf767ee0ccfc7fb16bb7fc996416e7dc439ed3ca2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54f3d40e1192051827ff3abf767ee0ccfc7fb16bb7fc996416e7dc439ed3ca2d", kill_on_drop: false }`
[INFO] [stdout] 54f3d40e1192051827ff3abf767ee0ccfc7fb16bb7fc996416e7dc439ed3ca2d