[INFO] cloning repository https://github.com/sticnarf/shunter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sticnarf/shunter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsticnarf%2Fshunter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsticnarf%2Fshunter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9ee9fc21256373cc0cc52c1d36cc29eb11bf71a9
[INFO] checking sticnarf/shunter against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsticnarf%2Fshunter" "/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/sticnarf/shunter on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sticnarf/shunter
[INFO] finished tweaking git repo https://github.com/sticnarf/shunter
[INFO] tweaked toml for git repo https://github.com/sticnarf/shunter written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/sticnarf/shunter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6cf4c60fcf064b8342e1a8db146512caa975336d06c1eef6c2faef3ad5a9703a
[INFO] running `Command { std: "docker" "start" "-a" "6cf4c60fcf064b8342e1a8db146512caa975336d06c1eef6c2faef3ad5a9703a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6cf4c60fcf064b8342e1a8db146512caa975336d06c1eef6c2faef3ad5a9703a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cf4c60fcf064b8342e1a8db146512caa975336d06c1eef6c2faef3ad5a9703a", kill_on_drop: false }`
[INFO] [stdout] 6cf4c60fcf064b8342e1a8db146512caa975336d06c1eef6c2faef3ad5a9703a
[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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 812e830a64bafc3806146b5c5a4288ab142bbe12642f31ef56fc7951127c2fbb
[INFO] running `Command { std: "docker" "start" "-a" "812e830a64bafc3806146b5c5a4288ab142bbe12642f31ef56fc7951127c2fbb", kill_on_drop: false }`
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking byteorder v1.1.0
[INFO] [stderr]     Checking futures v0.1.17
[INFO] [stderr]     Checking lazycell v0.5.1
[INFO] [stderr]     Checking slog v2.0.12
[INFO] [stderr]    Compiling quote v0.1.4
[INFO] [stderr]     Checking term v0.4.6
[INFO] [stderr]     Checking take_mut v0.1.3
[INFO] [stderr]     Checking iovec v0.1.1
[INFO] [stderr]     Checking rand v0.3.17
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]     Checking num_cpus v1.7.0
[INFO] [stderr]     Checking isatty v0.1.5
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]    Compiling syn v0.7.1
[INFO] [stderr]     Checking bytes v0.4.5
[INFO] [stderr]     Checking slog-scope v4.0.0
[INFO] [stderr]     Checking slog-async v2.1.0
[INFO] [stderr]     Checking mio v0.6.11
[INFO] [stderr]    Compiling num-derive v0.1.41
[INFO] [stderr]     Checking tokio-io v0.1.3
[INFO] [stderr]     Checking futures-cpupool v0.1.7
[INFO] [stderr]     Checking tokio-core v0.1.10
[INFO] [stderr]     Checking num-bigint v0.1.40
[INFO] [stderr]     Checking num-complex v0.1.40
[INFO] [stderr]     Checking tokio-dns-unofficial v0.1.1
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-dns-unofficial-0.1.1/src/net.rs:100:54
[INFO] [stdout]     |
[INFO] [stdout] 100 |     futures::stream::iter(addrs.into_iter().map(Ok)).fold(result, move |prev, addr| {
[INFO] [stdout]     |                                                      ^^^^ cannot infer type
[INFO] [stdout]     |
[INFO] [stdout]     = note: cannot satisfy `std::io::Error: From<_>`
[INFO] [stdout] help: consider specifying the type arguments in the method call
[INFO] [stdout]     |
[INFO] [stdout] 110 |                 future.then::<F, B>(Ok).boxed()
[INFO] [stdout]     |                            ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tokio-dns-unofficial` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "812e830a64bafc3806146b5c5a4288ab142bbe12642f31ef56fc7951127c2fbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "812e830a64bafc3806146b5c5a4288ab142bbe12642f31ef56fc7951127c2fbb", kill_on_drop: false }`
[INFO] [stdout] 812e830a64bafc3806146b5c5a4288ab142bbe12642f31ef56fc7951127c2fbb