[INFO] fetching crate nanocurrency-peering 0.6.0...
[INFO] checking nanocurrency-peering-0.6.0 against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] extracting crate nanocurrency-peering 0.6.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate nanocurrency-peering 0.6.0 on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nanocurrency-peering 0.6.0
[INFO] finished tweaking crates.io crate nanocurrency-peering 0.6.0
[INFO] tweaked toml for crates.io crate nanocurrency-peering 0.6.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr] Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "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 nanocurrency-protocol v0.5.1
[INFO] [stderr] Downloaded nanocurrency-types v0.3.19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87ee32e65046f36cb47b1bbc729790f4550f6525ff158611b8ac632d8e8e7487
[INFO] running `Command { std: "docker" "start" "-a" "87ee32e65046f36cb47b1bbc729790f4550f6525ff158611b8ac632d8e8e7487", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87ee32e65046f36cb47b1bbc729790f4550f6525ff158611b8ac632d8e8e7487", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87ee32e65046f36cb47b1bbc729790f4550f6525ff158611b8ac632d8e8e7487", kill_on_drop: false }`
[INFO] [stdout] 87ee32e65046f36cb47b1bbc729790f4550f6525ff158611b8ac632d8e8e7487
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5077cfa69284c3a6f2b68fe2ba7c6bb38a4a11722419e9c85941f6e92102fb5c
[INFO] running `Command { std: "docker" "start" "-a" "5077cfa69284c3a6f2b68fe2ba7c6bb38a4a11722419e9c85941f6e92102fb5c", kill_on_drop: false }`
[INFO] [stderr] Blocking waiting for file lock on package cache
[INFO] [stderr] Checking cfg-if v0.1.10
[INFO] [stderr] Checking futures v0.1.31
[INFO] [stderr] Compiling maybe-uninit v2.0.0
[INFO] [stderr] Compiling semver-parser v0.7.0
[INFO] [stderr] Checking byteorder v1.4.3
[INFO] [stderr] Checking rand_core v0.4.2
[INFO] [stderr] Compiling autocfg v0.1.7
[INFO] [stderr] Checking slab v0.4.4
[INFO] [stderr] Compiling proc-macro2 v1.0.28
[INFO] [stderr] Compiling subtle v2.4.1
[INFO] [stderr] Compiling serde v1.0.127
[INFO] [stderr] Checking subtle v1.0.0
[INFO] [stderr] Checking rustc-serialize v0.3.24
[INFO] [stderr] Checking failure v0.1.8
[INFO] [stderr] Checking byte-tools v0.3.1
[INFO] [stderr] Checking opaque-debug v0.2.3
[INFO] [stderr] Checking hex v0.3.2
[INFO] [stderr] Checking slab v0.3.0
[INFO] [stderr] Compiling crossbeam-utils v0.7.2
[INFO] [stderr] Compiling memoffset v0.5.6
[INFO] [stderr] Compiling num-traits v0.2.14
[INFO] [stderr] Compiling crossbeam-epoch v0.8.2
[INFO] [stderr] Compiling clear_on_drop v0.2.4
[INFO] [stderr] Compiling typenum v1.13.0
[INFO] [stderr] Checking lock_api v0.3.4
[INFO] [stderr] Checking iovec v0.1.4
[INFO] [stderr] Checking rand v0.4.6
[INFO] [stderr] Checking digest v0.8.1
[INFO] [stderr] Checking net2 v0.2.37
[INFO] [stderr] Compiling rand_core v0.3.1
[INFO] [stderr] Checking crypto-mac v0.7.0
[INFO] [stderr] Checking rand_os v0.1.3
[INFO] [stderr] Checking rand_jitter v0.1.4
[INFO] [stderr] Compiling semver v0.9.0
[INFO] [stderr] Checking rand_hc v0.1.0
[INFO] [stderr] Checking rand_isaac v0.1.1
[INFO] [stderr] Checking rand_xorshift v0.1.1
[INFO] [stderr] Checking bytes v0.4.12
[INFO] [stderr] Checking mio v0.6.23
[INFO] [stderr] Checking blake2 v0.8.1
[INFO] [stderr] Compiling rand_chacha v0.1.1
[INFO] [stderr] Compiling rand_pcg v0.1.2
[INFO] [stderr] Compiling rand v0.6.5
[INFO] [stderr] Compiling generic-array v0.12.4
[INFO] [stderr] Checking smallvec v0.6.14
[INFO] [stderr] Compiling rustc_version v0.2.3
[INFO] [stderr] Compiling curve25519-dalek v1.2.6
[INFO] [stderr] Checking mio-uds v0.6.8
[INFO] [stderr] Compiling parking_lot_core v0.6.2
[INFO] [stderr] Compiling parking_lot v0.9.0
[INFO] [stderr] Compiling quote v1.0.9
[INFO] [stderr] Checking tokio-io v0.1.13
[INFO] [stderr] Checking tokio-sync v0.1.8
[INFO] [stderr] Checking tokio-timer v0.1.2
[INFO] [stderr] Checking tokio-executor v0.1.10
[INFO] [stderr] Checking crossbeam-queue v0.2.3
[INFO] [stderr] Compiling syn v1.0.74
[INFO] [stderr] Checking crossbeam-deque v0.7.4
[INFO] [stderr] Checking tokio-timer v0.2.13
[INFO] [stderr] Checking tokio-current-thread v0.1.7
[INFO] [stderr] Checking num-integer v0.1.44
[INFO] [stderr] Checking num-traits v0.1.43
[INFO] [stderr] Checking tokio-codec v0.1.2
[INFO] [stderr] Checking tokio-threadpool v0.1.18
[INFO] [stderr] Checking num-bigint v0.1.44
[INFO] [stderr] Checking tokio-reactor v0.1.12
[INFO] [stderr] Checking tokio-fs v0.1.7
[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 ed25519-dalek v0.9.1
[INFO] [stderr] Checking tokio v0.1.22
[INFO] [stderr] Compiling serde_derive v1.0.127
[INFO] [stderr] Checking nanocurrency-types v0.3.19
[INFO] [stderr] Checking nanocurrency-protocol v0.5.1
[INFO] [stderr] Checking nanocurrency-peering v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout] --> src/udp_framed.rs:42:39
[INFO] [stdout] |
[INFO] [stdout] 42 | fn poll(&mut self) -> Poll