[INFO] fetching crate tun-driver 0.1.0...
[INFO] documenting tun-driver-0.1.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate tun-driver 0.1.0 into /workspace/builds/worker-39/source
[INFO] validating manifest of crates.io crate tun-driver 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 tun-driver 0.1.0
[INFO] finished tweaking crates.io crate tun-driver 0.1.0
[INFO] tweaked toml for crates.io crate tun-driver 0.1.0 written to /workspace/builds/worker-39/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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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] 5d4954ee208e5af2643fcc7a8a5009cf1bc3fa19b7ca5832b83fd8a145c1c7c3
[INFO] running `Command { std: "docker" "start" "-a" "5d4954ee208e5af2643fcc7a8a5009cf1bc3fa19b7ca5832b83fd8a145c1c7c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d4954ee208e5af2643fcc7a8a5009cf1bc3fa19b7ca5832b83fd8a145c1c7c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d4954ee208e5af2643fcc7a8a5009cf1bc3fa19b7ca5832b83fd8a145c1c7c3", kill_on_drop: false }`
[INFO] [stdout] 5d4954ee208e5af2643fcc7a8a5009cf1bc3fa19b7ca5832b83fd8a145c1c7c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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] 33623b474c7f67531cb382ffc92cd3f6aebb022449d1435f8caa19c9275d40b4
[INFO] running `Command { std: "docker" "start" "-a" "33623b474c7f67531cb382ffc92cd3f6aebb022449d1435f8caa19c9275d40b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling tun-driver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking crossbeam-deque v0.7.4
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]  Documenting tun-driver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around function argument
[INFO] [stdout]    --> src/lib.rs:143:85
[INFO] [stdout]     |
[INFO] [stdout] 143 |         let result = unsafe { tuntap_setup(fd.as_raw_fd(), name_ptr, mode as c_int, { if packet_info { 1 } else { 0 } }) };
[INFO] [stdout]     |                                                                                     ^^                               ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 143 -         let result = unsafe { tuntap_setup(fd.as_raw_fd(), name_ptr, mode as c_int, { if packet_info { 1 } else { 0 } }) };
[INFO] [stdout] 143 +         let result = unsafe { tuntap_setup(fd.as_raw_fd(), name_ptr, mode as c_int, if packet_info { 1 } else { 0 }) };
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.45s
[INFO] running `Command { std: "docker" "inspect" "33623b474c7f67531cb382ffc92cd3f6aebb022449d1435f8caa19c9275d40b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33623b474c7f67531cb382ffc92cd3f6aebb022449d1435f8caa19c9275d40b4", kill_on_drop: false }`
[INFO] [stdout] 33623b474c7f67531cb382ffc92cd3f6aebb022449d1435f8caa19c9275d40b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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] 2610d9bef8a838beb725ae0b6bebc89f64bac9de6bc85b975960a6870d63988f
[INFO] running `Command { std: "docker" "start" "-a" "2610d9bef8a838beb725ae0b6bebc89f64bac9de6bc85b975960a6870d63988f", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]    Compiling tun-driver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking crossbeam-deque v0.7.4
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]  Documenting tun-driver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around function argument
[INFO] [stdout]    --> src/lib.rs:143:85
[INFO] [stdout]     |
[INFO] [stdout] 143 |         let result = unsafe { tuntap_setup(fd.as_raw_fd(), name_ptr, mode as c_int, { if packet_info { 1 } else { 0 } }) };
[INFO] [stdout]     |                                                                                     ^^                               ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 143 -         let result = unsafe { tuntap_setup(fd.as_raw_fd(), name_ptr, mode as c_int, { if packet_info { 1 } else { 0 } }) };
[INFO] [stdout] 143 +         let result = unsafe { tuntap_setup(fd.as_raw_fd(), name_ptr, mode as c_int, if packet_info { 1 } else { 0 }) };
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.59s
[INFO] running `Command { std: "docker" "inspect" "2610d9bef8a838beb725ae0b6bebc89f64bac9de6bc85b975960a6870d63988f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2610d9bef8a838beb725ae0b6bebc89f64bac9de6bc85b975960a6870d63988f", kill_on_drop: false }`
[INFO] [stdout] 2610d9bef8a838beb725ae0b6bebc89f64bac9de6bc85b975960a6870d63988f