[INFO] fetching crate ximu3 0.4.0...
[INFO] documenting ximu3-0.4.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate ximu3 0.4.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ximu3 0.4.0 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 crates.io crate ximu3 0.4.0
[INFO] finished tweaking crates.io crate ximu3 0.4.0
[INFO] tweaked toml for crates.io crate ximu3 0.4.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memoffset v0.6.5
[INFO] [stderr]   Downloaded crossbeam-deque v0.8.1
[INFO] [stderr]   Downloaded os_str_bytes v6.1.0
[INFO] [stderr]   Downloaded libudev v0.3.0
[INFO] [stderr]   Downloaded crossbeam-queue v0.3.5
[INFO] [stderr]   Downloaded crossbeam v0.8.1
[INFO] [stderr]   Downloaded cbindgen v0.21.0
[INFO] [stderr]   Downloaded clap_lex v0.2.0
[INFO] [stderr]   Downloaded clap v3.1.18
[INFO] [stderr]   Downloaded nix v0.23.1
[INFO] [stderr]   Downloaded serialport v4.1.0
[INFO] [stderr]   Downloaded toml v0.5.9
[INFO] [stderr]   Downloaded scan_fmt v0.2.6
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.8
[INFO] [stderr]   Downloaded mach v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 236046ae02bdbfea28b6336d09e80f315067662a649eb9e15d3f1b5ae46b93e5
[INFO] running `Command { std: "docker" "start" "-a" "236046ae02bdbfea28b6336d09e80f315067662a649eb9e15d3f1b5ae46b93e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "236046ae02bdbfea28b6336d09e80f315067662a649eb9e15d3f1b5ae46b93e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "236046ae02bdbfea28b6336d09e80f315067662a649eb9e15d3f1b5ae46b93e5", kill_on_drop: false }`
[INFO] [stdout] 236046ae02bdbfea28b6336d09e80f315067662a649eb9e15d3f1b5ae46b93e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 30e3cdf4a0c9fd513e6a3e6358d100b9c54fa4ea52300c0dae83940c10088347
[INFO] running `Command { std: "docker" "start" "-a" "30e3cdf4a0c9fd513e6a3e6358d100b9c54fa4ea52300c0dae83940c10088347", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling os_str_bytes v6.1.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling ryu v1.0.10
[INFO] [stderr]    Compiling cbindgen v0.21.0
[INFO] [stderr]    Compiling itoa v1.0.2
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling clap_lex v0.2.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling indexmap v1.8.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]     Checking crossbeam-queue v0.3.5
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking nix v0.23.1
[INFO] [stderr]     Checking libudev v0.3.0
[INFO] [stderr]    Compiling clap v3.1.18
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]     Checking scan_fmt v0.2.6
[INFO] [stderr]     Checking serialport v4.1.0
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]    Compiling ximu3 v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting ximu3 v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 43s
[INFO] running `Command { std: "docker" "inspect" "30e3cdf4a0c9fd513e6a3e6358d100b9c54fa4ea52300c0dae83940c10088347", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30e3cdf4a0c9fd513e6a3e6358d100b9c54fa4ea52300c0dae83940c10088347", kill_on_drop: false }`
[INFO] [stdout] 30e3cdf4a0c9fd513e6a3e6358d100b9c54fa4ea52300c0dae83940c10088347
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 87f04a7c591a6fcbf3ba2859e49f40f87d35c88bdef949d50532152e198defe8
[INFO] running `Command { std: "docker" "start" "-a" "87f04a7c591a6fcbf3ba2859e49f40f87d35c88bdef949d50532152e198defe8", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling os_str_bytes v6.1.0
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling ryu v1.0.10
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling itoa v1.0.2
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling fastrand v1.7.0
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling cbindgen v0.21.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.5
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]    Compiling clap_lex v0.2.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling indexmap v1.8.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]     Checking nix v0.23.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]     Checking libudev v0.3.0
[INFO] [stderr]    Compiling clap v3.1.18
[INFO] [stderr]     Checking scan_fmt v0.2.6
[INFO] [stderr]     Checking serialport v4.1.0
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]    Compiling ximu3 v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting ximu3 v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 37s
[INFO] running `Command { std: "docker" "inspect" "87f04a7c591a6fcbf3ba2859e49f40f87d35c88bdef949d50532152e198defe8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87f04a7c591a6fcbf3ba2859e49f40f87d35c88bdef949d50532152e198defe8", kill_on_drop: false }`
[INFO] [stdout] 87f04a7c591a6fcbf3ba2859e49f40f87d35c88bdef949d50532152e198defe8