[INFO] updating cached repository https://github.com/toidiu/mta-status
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2565c44b083506f509714883dfa756ad75727ace
[INFO] documenting toidiu/mta-status against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftoidiu%2Fmta-status" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/toidiu/mta-status on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/toidiu/mta-status
[INFO] finished tweaking git repo https://github.com/toidiu/mta-status
[INFO] tweaked toml for git repo https://github.com/toidiu/mta-status written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/toidiu/mta-status already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f722eabc93f3b1c514d31957362262755c2b34dba9e4a1e68ce28ddf8a07a22a
[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" "f722eabc93f3b1c514d31957362262755c2b34dba9e4a1e68ce28ddf8a07a22a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f722eabc93f3b1c514d31957362262755c2b34dba9e4a1e68ce28ddf8a07a22a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f722eabc93f3b1c514d31957362262755c2b34dba9e4a1e68ce28ddf8a07a22a", kill_on_drop: false }`
[INFO] [stdout] f722eabc93f3b1c514d31957362262755c2b34dba9e4a1e68ce28ddf8a07a22a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6fcacb883aa1501f003eb50be677fac0467970cd538b176953f277f6cf68f269
[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" "6fcacb883aa1501f003eb50be677fac0467970cd538b176953f277f6cf68f269", kill_on_drop: false }`
[INFO] [stderr] warning: output filename collision.
[INFO] [stderr] The bin target `mta-status` in package `mta_status v1.0.0 (/opt/rustwide/workdir)` has the same output filename as the lib target `mta_status` in package `mta_status v1.0.0 (/opt/rustwide/workdir)`.
[INFO] [stderr] Colliding filename is: /opt/rustwide/target/doc/mta_status/index.html
[INFO] [stderr] The output filenames should be unique.
[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] If this looks unexpected, it may be a bug in Cargo. Please file a bug report at
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/ with as much information as you
[INFO] [stderr] can provide.
[INFO] [stderr] cargo 1.46.0-nightly (c26576f9a 2020-06-23) running on `x86_64-unknown-linux-gnu` target `x86_64-unknown-linux-gnu`
[INFO] [stderr] First unit: Unit { pkg: Package { id: PackageId { name: "mta_status", version: "1.0.0", source: "/opt/rustwide/workdir" }, ..: ".." }, target: TargetInner { name: "mta-status", doc: true, ..: with_path("/opt/rustwide/workdir/src/bin/main.rs", Edition2015) }, profile: Profile { name: "doc", debuginfo: Some(2), debug_assertions: true, overflow_checks: true, ..: default() }, kind: Host, mode: Doc { deps: false }, features: [] }
[INFO] [stderr] Second unit: Unit { pkg: Package { id: PackageId { name: "mta_status", version: "1.0.0", source: "/opt/rustwide/workdir" }, ..: ".." }, target: TargetInner { ..: lib_target("mta_status", ["lib"], "/opt/rustwide/workdir/src/lib.rs", Edition2015) }, profile: Profile { name: "doc", debuginfo: Some(2), debug_assertions: true, overflow_checks: true, ..: default() }, kind: Host, mode: Doc { deps: false }, features: [] }
[INFO] [stderr]     Checking libc v0.2.36
[INFO] [stderr]     Checking cfg-if v0.1.2
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[INFO] [stderr]     Checking byteorder v1.2.1
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[INFO] [stderr]     Checking tokio-io v0.1.4
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]     Checking tokio-core v0.1.12
[INFO] [stderr]    Compiling string_cache_codegen v0.4.0
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]     Checking flate2 v1.0.1
[INFO] [stderr]    Compiling string_cache v0.7.1
[INFO] [stderr]     Checking env_logger v0.5.3
[INFO] [stderr]     Checking tokio-proto v0.1.1
[INFO] [stderr]     Checking pretty_env_logger v0.2.0
[INFO] [stderr]    Compiling serde_derive_internals v0.19.0
[INFO] [stderr]     Checking hyper v0.11.17
[INFO] [stderr]    Compiling html5ever v0.22.0
[INFO] [stderr]    Compiling serde_derive v1.0.27
[INFO] [stderr]    Compiling markup5ever v0.7.2
[INFO] [stderr]     Checking log4rs v0.8.0
[INFO] [stderr]     Checking mta_status v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting mta_status v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/mta_client.rs:10:47
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn get_mta_status(handle: &Handle) -> Box<Future<Item = String, Error = hyper::Error>> {
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = String, Error = hyper::Error>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:30:43
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn get_status(handle: &Handle) -> Box<Future<Item = String, Error = hyper::Error>> {
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = String, Error = hyper::Error>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 17s
[INFO] running `Command { std: "docker" "inspect" "6fcacb883aa1501f003eb50be677fac0467970cd538b176953f277f6cf68f269", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fcacb883aa1501f003eb50be677fac0467970cd538b176953f277f6cf68f269", kill_on_drop: false }`
[INFO] [stdout] 6fcacb883aa1501f003eb50be677fac0467970cd538b176953f277f6cf68f269