[INFO] cloning repository https://github.com/najamelan/runng_test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/najamelan/runng_test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnajamelan%2Frunng_test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnajamelan%2Frunng_test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3c1e92973b0e131cb979ec70bfeaf3212d5a8a7a
[INFO] checking najamelan/runng_test against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnajamelan%2Frunng_test" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/najamelan/runng_test on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/najamelan/runng_test
[INFO] finished tweaking git repo https://github.com/najamelan/runng_test
[INFO] tweaked toml for git repo https://github.com/najamelan/runng_test written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/najamelan/runng_test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustc-demangle v0.1.13
[INFO] [stderr]   Downloaded tokio-signal v0.2.7
[INFO] [stderr]   Downloaded crossbeam-utils v0.6.3
[INFO] [stderr]   Downloaded arc-swap v0.3.7
[INFO] [stderr]   Downloaded error-chain v0.8.1
[INFO] [stderr]   Downloaded libc v0.2.47
[INFO] [stderr]   Downloaded socket2 v0.3.8
[INFO] [stderr]   Downloaded resolv-conf v0.6.2
[INFO] [stderr]   Downloaded smallvec v0.6.8
[INFO] [stderr]   Downloaded ipconfig v0.1.9
[INFO] [stderr]   Downloaded actix_derive v0.3.2
[INFO] [stderr]   Downloaded clang-sys v0.23.0
[INFO] [stderr]   Downloaded quote v0.6.11
[INFO] [stderr]   Downloaded regex v1.1.0
[INFO] [stderr]   Downloaded lru-cache v0.1.1
[INFO] [stderr]   Downloaded widestring v0.2.2
[INFO] [stderr]   Downloaded trust-dns-proto v0.5.0
[INFO] [stderr]   Downloaded winreg v0.5.1
[INFO] [stderr]   Downloaded cmake v0.1.35
[INFO] [stderr]   Downloaded proc-macro2 v0.4.26
[INFO] [stderr]   Downloaded syn v0.15.26
[INFO] [stderr]   Downloaded backtrace v0.3.13
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.10
[INFO] [stderr]   Downloaded actix v0.7.9
[INFO] [stderr]   Downloaded trust-dns-proto v0.6.2
[INFO] [stderr]   Downloaded trust-dns-resolver v0.10.2
[INFO] [stderr]   Downloaded memchr v2.1.3
[INFO] [stderr]   Downloaded cc v1.0.28
[INFO] [stderr]   Downloaded linked-hash-map v0.4.2
[INFO] [stderr]   Downloaded backtrace-sys v0.1.28
[INFO] [stderr]   Downloaded regex-syntax v0.6.4
[INFO] [stderr]   Downloaded crossbeam-epoch v0.7.0
[INFO] [stderr]   Downloaded proc-macro2 v0.3.5
[INFO] [stderr]   Downloaded bindgen v0.40.0
[INFO] [stderr]   Downloaded num_cpus v1.9.0
[INFO] [stderr]   Downloaded runng_derive v0.1.1
[INFO] [stderr]   Downloaded signal-hook v0.1.7
[INFO] [stderr]   Downloaded runng v0.1.10
[INFO] [stderr]   Downloaded tokio v0.1.14
[INFO] [stderr]   Downloaded crossbeam-channel v0.3.6
[INFO] [stderr]   Downloaded runng-sys v1.1.1-rc.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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] 788c0b0658a18dba0e37b81f403c1e8215b7d04d0bed6de19c2e2c5aaf654791
[INFO] running `Command { std: "docker" "start" "-a" "788c0b0658a18dba0e37b81f403c1e8215b7d04d0bed6de19c2e2c5aaf654791", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "788c0b0658a18dba0e37b81f403c1e8215b7d04d0bed6de19c2e2c5aaf654791", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "788c0b0658a18dba0e37b81f403c1e8215b7d04d0bed6de19c2e2c5aaf654791", kill_on_drop: false }`
[INFO] [stdout] 788c0b0658a18dba0e37b81f403c1e8215b7d04d0bed6de19c2e2c5aaf654791
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--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] 0c4dee12311b703e92ed7312e1c296de0df252ba4aaf54ec0a0048cb9b1fcd7c
[INFO] running `Command { std: "docker" "start" "-a" "0c4dee12311b703e92ed7312e1c296de0df252ba4aaf54ec0a0048cb9b1fcd7c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.47
[INFO] [stderr]     Checking rand_core v0.3.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling cc v1.0.28
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.26
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]     Checking rustc-demangle v0.1.13
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling bindgen v0.40.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.3
[INFO] [stderr]    Compiling rand v0.6.4
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]    Compiling clang-sys v0.23.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling humantime v1.2.0
[INFO] [stderr]    Compiling proc-macro2 v0.3.5
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.6.4
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]    Compiling cmake v0.1.35
[INFO] [stderr]     Checking arrayvec v0.4.10
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_core v0.2.2
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking smallvec v0.6.8
[INFO] [stderr]     Checking tokio-executor v0.1.6
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]     Checking crossbeam-epoch v0.7.0
[INFO] [stderr]     Checking tokio-timer v0.2.8
[INFO] [stderr]     Checking tokio-current-thread v0.1.4
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand_os v0.1.1
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking num_cpus v1.9.0
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking socket2 v0.3.8
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking signal-hook v0.1.7
[INFO] [stderr]    Compiling memchr v2.1.3
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling which v1.0.5
[INFO] [stderr]     Checking resolv-conf v0.6.2
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]     Checking bytes v0.4.11
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]     Checking uuid v0.7.1
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking tokio-io v0.1.11
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]    Compiling cexpr v0.2.3
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking tokio-reactor v0.1.8
[INFO] [stderr]     Checking crossbeam-channel v0.3.6
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-signal v0.2.7
[INFO] [stderr]     Checking tokio-threadpool v0.1.10
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]     Checking tokio-fs v0.1.5
[INFO] [stderr]     Checking tokio v0.1.14
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling runng_derive v0.1.1
[INFO] [stderr]    Compiling actix_derive v0.3.2
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking trust-dns-proto v0.6.2
[INFO] [stderr]     Checking trust-dns-proto v0.5.0
[INFO] [stderr]    Compiling runng-sys v1.1.1-rc.2
[INFO] [stderr]     Checking trust-dns-resolver v0.10.2
[INFO] [stderr]     Checking actix v0.7.9
[INFO] [stderr]     Checking runng v0.1.10
[INFO] [stderr]     Checking runng-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `body`
[INFO] [stdout]   --> src/peera.rs:87:2
[INFO] [stdout]    |
[INFO] [stdout] 87 |     body: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `body`
[INFO] [stdout]   --> src/peera.rs:87:2
[INFO] [stdout]    |
[INFO] [stdout] 87 |     body: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 57s
[INFO] running `Command { std: "docker" "inspect" "0c4dee12311b703e92ed7312e1c296de0df252ba4aaf54ec0a0048cb9b1fcd7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c4dee12311b703e92ed7312e1c296de0df252ba4aaf54ec0a0048cb9b1fcd7c", kill_on_drop: false }`
[INFO] [stdout] 0c4dee12311b703e92ed7312e1c296de0df252ba4aaf54ec0a0048cb9b1fcd7c