[INFO] fetching crate rmuxinator 0.1.0...
[INFO] documenting rmuxinator-0.1.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate rmuxinator 0.1.0 into /workspace/builds/worker-25/source
[INFO] validating manifest of crates.io crate rmuxinator 0.1.0 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 rmuxinator 0.1.0
[INFO] finished tweaking crates.io crate rmuxinator 0.1.0
[INFO] tweaked toml for crates.io crate rmuxinator 0.1.0 written to /workspace/builds/worker-25/source/Cargo.toml
[INFO] crate crates.io crate rmuxinator 0.1.0 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.114
[INFO] [stderr]   Downloaded redox_syscall v0.1.57
[INFO] [stderr]   Downloaded toml v0.4.10
[INFO] [stderr]   Downloaded syn v1.0.36
[INFO] [stderr]   Downloaded libc v0.2.74
[INFO] [stderr]   Downloaded num-traits v0.2.12
[INFO] [stderr]   Downloaded treeline v0.1.0
[INFO] [stderr]   Downloaded wait-timeout v0.2.0
[INFO] [stderr]   Downloaded float-cmp v0.8.0
[INFO] [stderr]   Downloaded aho-corasick v0.7.13
[INFO] [stderr]   Downloaded predicates v1.0.5
[INFO] [stderr]   Downloaded tempfile v3.1.0
[INFO] [stderr]   Downloaded normalize-line-endings v0.3.0
[INFO] [stderr]   Downloaded predicates-tree v1.0.0
[INFO] [stderr]   Downloaded regex v1.3.9
[INFO] [stderr]   Downloaded serde v1.0.114
[INFO] [stderr]   Downloaded assert_cmd v1.0.1
[INFO] [stderr]   Downloaded clap v2.33.1
[INFO] [stderr]   Downloaded predicates-core v1.0.0
[INFO] [stderr]   Downloaded difference v2.0.0
[INFO] [stderr]   Downloaded regex-syntax v0.6.18
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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] 8d39a12a988250caee0c8644c1e2b7c454f657a620a2320ef33095f1923feeb2
[INFO] running `Command { std: "docker" "start" "-a" "8d39a12a988250caee0c8644c1e2b7c454f657a620a2320ef33095f1923feeb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d39a12a988250caee0c8644c1e2b7c454f657a620a2320ef33095f1923feeb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d39a12a988250caee0c8644c1e2b7c454f657a620a2320ef33095f1923feeb2", kill_on_drop: false }`
[INFO] [stdout] 8d39a12a988250caee0c8644c1e2b7c454f657a620a2320ef33095f1923feeb2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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] [stdout] a1de6a23a01aca4fcc71fa352b8400a3bf461bee777f7d32e3cade764baf0ccf
[INFO] running `Command { std: "docker" "start" "-a" "a1de6a23a01aca4fcc71fa352b8400a3bf461bee777f7d32e3cade764baf0ccf", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]  Documenting rmuxinator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.88s
[INFO] running `Command { std: "docker" "inspect" "a1de6a23a01aca4fcc71fa352b8400a3bf461bee777f7d32e3cade764baf0ccf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1de6a23a01aca4fcc71fa352b8400a3bf461bee777f7d32e3cade764baf0ccf", kill_on_drop: false }`
[INFO] [stdout] a1de6a23a01aca4fcc71fa352b8400a3bf461bee777f7d32e3cade764baf0ccf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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] [stdout] 40083a3800cb8bda3af814dd51483b151fc6d0a6fc34007a74df753777dc3d5a
[INFO] running `Command { std: "docker" "start" "-a" "40083a3800cb8bda3af814dd51483b151fc6d0a6fc34007a74df753777dc3d5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]  Documenting rmuxinator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.03s
[INFO] running `Command { std: "docker" "inspect" "40083a3800cb8bda3af814dd51483b151fc6d0a6fc34007a74df753777dc3d5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40083a3800cb8bda3af814dd51483b151fc6d0a6fc34007a74df753777dc3d5a", kill_on_drop: false }`
[INFO] [stdout] 40083a3800cb8bda3af814dd51483b151fc6d0a6fc34007a74df753777dc3d5a