[INFO] cloning repository https://github.com/yuyongpeng/parity-ethereum
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yuyongpeng/parity-ethereum" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuyongpeng%2Fparity-ethereum", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuyongpeng%2Fparity-ethereum'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9c506b2acea9a811078be0e7b0575b6d0245f385
[INFO] checking yuyongpeng/parity-ethereum against 1.55.0 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuyongpeng%2Fparity-ethereum" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yuyongpeng/parity-ethereum on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-13/source/.cargo/config
[INFO] started tweaking git repo https://github.com/yuyongpeng/parity-ethereum
[INFO] finished tweaking git repo https://github.com/yuyongpeng/parity-ethereum
[INFO] tweaked toml for git repo https://github.com/yuyongpeng/parity-ethereum written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/yuyongpeng/parity-ethereum already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded parity-crypto v0.2.0
[INFO] [stderr]   Downloaded toolshed v0.4.0
[INFO] [stderr]   Downloaded triehash v0.3.0
[INFO] [stderr]   Downloaded memorydb v0.3.0
[INFO] [stderr]   Downloaded jni v0.10.2
[INFO] [stderr]   Downloaded parity-tokio-ipc v0.1.0
[INFO] [stderr]   Downloaded pwasm-utils v0.2.2
[INFO] [stderr]   Downloaded transaction-pool v1.13.3
[INFO] [stderr]   Downloaded hashdb v0.3.0
[INFO] [stderr]   Downloaded lunarity-lexer v0.1.0
[INFO] [stderr]   Downloaded patricia-trie v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 284e5599a5749f56276038366eb6990499e25e30a53dd1d72dc7cc22a6391250
[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" "284e5599a5749f56276038366eb6990499e25e30a53dd1d72dc7cc22a6391250", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "284e5599a5749f56276038366eb6990499e25e30a53dd1d72dc7cc22a6391250", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "284e5599a5749f56276038366eb6990499e25e30a53dd1d72dc7cc22a6391250", kill_on_drop: false }`
[INFO] [stdout] 284e5599a5749f56276038366eb6990499e25e30a53dd1d72dc7cc22a6391250
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 941b0fe492f356daa31ba61e0a3e510d756dd0bcfbc7ff85396797330089ad8a
[INFO] running `Command { std: "docker" "start" "-a" "941b0fe492f356daa31ba61e0a3e510d756dd0bcfbc7ff85396797330089ad8a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking rustc-hex v1.0.0
[INFO] [stderr]     Checking parity-bytes v0.1.1
[INFO] [stderr]     Checking hashdb v0.3.0
[INFO] [stderr]     Checking mem v0.1.0 (/opt/rustwide/workdir/util/mem)
[INFO] [stderr]     Checking edit-distance v2.1.0
[INFO] [stderr]    Compiling rustc-hex v2.0.1
[INFO] [stderr]     Checking home v0.3.4
[INFO] [stderr]     Checking hamming v0.1.3
[INFO] [stderr]     Checking primal-estimate v0.2.1
[INFO] [stderr]    Compiling protobuf v1.7.5
[INFO] [stderr]     Checking nan-preserving-float v0.1.0
[INFO] [stderr]     Checking ethabi-contract v6.0.0
[INFO] [stderr]     Checking unexpected v0.1.0 (/opt/rustwide/workdir/util/unexpected)
[INFO] [stderr]     Checking macros v0.1.0 (/opt/rustwide/workdir/util/macros)
[INFO] [stderr]     Checking siphasher v0.1.3
[INFO] [stderr]     Checking using_queue v0.1.0 (/opt/rustwide/workdir/util/using_queue)
[INFO] [stderr]     Checking stop-guard v0.1.0 (/opt/rustwide/workdir/util/stop-guard)
[INFO] [stderr]     Checking ipnetwork v0.12.8
[INFO] [stderr]     Checking home v0.5.1
[INFO] [stderr]     Checking slab v0.2.0
[INFO] [stderr]     Checking static_assertions v1.0.0
[INFO] [stderr]    Compiling smallvec v0.6.10
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling winapi v0.3.8
[INFO] [stderr]     Checking sha1 v0.5.0
[INFO] [stderr]     Checking mio-named-pipes v0.1.6
[INFO] [stderr]     Checking integer-encoding v1.0.7
[INFO] [stderr]     Checking transient-hashmap v0.4.1
[INFO] [stderr]     Checking order-stat v0.1.3
[INFO] [stderr]     Checking ethcore-devtools v1.12.0 (/opt/rustwide/workdir/devtools)
[INFO] [stderr]     Checking hex v0.2.0
[INFO] [stderr]     Checking rprompt v1.0.3
[INFO] [stderr]     Checking cast v0.2.2
[INFO] [stderr]     Checking difference v1.0.0
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]    Compiling indexmap v1.3.0
[INFO] [stderr]    Compiling libusb-sys v0.2.5 (https://github.com/paritytech/libusb-sys#79e570b0)
[INFO] [stderr]    Compiling hidapi v0.3.1 (https://github.com/paritytech/hidapi-rs#d4d32376)
[INFO] [stderr]     Checking rlp v0.4.3
[INFO] [stderr]     Checking itertools v0.5.10
[INFO] [stderr]     Checking relay v0.1.1
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking itertools v0.8.1
[INFO] [stderr]    Compiling parity-secp256k1 v0.7.0 (https://github.com/paritytech/rust-secp256k1#d05fd8e1)
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]     Checking app_dirs v1.2.1 (https://github.com/paritytech/app-dirs-rs#0b37f948)
[INFO] [stderr]     Checking primal-bit v0.2.4
[INFO] [stderr]     Checking tokio-timer v0.1.2
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking multibase v0.6.0
[INFO] [stderr]     Checking parity-path v0.1.2
[INFO] [stderr]     Checking ethcore-bloom-journal v0.1.0 (/opt/rustwide/workdir/util/bloom)
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.8
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking pretty_assertions v0.1.2
[INFO] [stderr]     Checking proc-macro2 v0.4.30
[INFO] [stderr]     Checking primal-sieve v0.2.9
[INFO] [stderr]     Checking impl-rlp v0.2.1
[INFO] [stderr]    Compiling pulldown-cmark v0.0.3
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking getrandom v0.1.13
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking fs-swap v0.2.4
[INFO] [stderr]     Checking socket2 v0.3.11
[INFO] [stderr]     Checking rpassword v1.0.2
[INFO] [stderr]     Checking fdlimit v0.1.1
[INFO] [stderr]     Checking term_size v0.3.1
[INFO] [stderr]     Checking daemonize v0.2.3 (https://github.com/paritytech/daemonize#df00295f)
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]     Checking trace-time v0.1.2
[INFO] [stderr]     Checking stats v0.1.0 (/opt/rustwide/workdir/util/stats)
[INFO] [stderr]     Checking want v0.0.4
[INFO] [stderr]     Checking memory-cache v0.1.0 (/opt/rustwide/workdir/util/memory_cache)
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling parity-snappy-sys v0.1.2
[INFO] [stderr]    Compiling parity-rocksdb-sys v0.5.6
[INFO] [stderr]     Checking xml-rs v0.7.0
[INFO] [stderr]     Checking generic-array v0.9.0
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]     Checking tiny-keccak v1.5.0
[INFO] [stderr]     Checking plain_hasher v0.2.2
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking kvdb v0.1.1
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking number_prefix v0.2.8
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]    Compiling vergen v0.1.1
[INFO] [stderr]    Compiling uint v0.4.1
[INFO] [stderr]     Checking fixed-hash v0.2.5
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking patricia-trie v0.3.0
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]     Checking digest v0.7.6
[INFO] [stderr]     Checking ctrlc v1.1.1 (https://github.com/paritytech/rust-ctrlc.git#b5230171)
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]     Checking parity-wasm v0.31.3
[INFO] [stderr]     Checking uint v0.8.2
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking csv-core v0.1.6
[INFO] [stderr]     Checking miow v0.3.3
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]     Checking bn v0.4.4 (https://github.com/paritytech/bn#6079255e)
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]     Checking error-chain v0.12.1
[INFO] [stderr]     Checking panic_hook v0.1.0 (/opt/rustwide/workdir/util/panic_hook)
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking primal-check v0.2.3
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking syn v0.15.44
[INFO] [stderr]     Checking xmltree v0.7.0
[INFO] [stderr]     Checking ordered-float v0.5.2
[INFO] [stderr]    Compiling rlp_derive v0.1.0 (/opt/rustwide/workdir/util/rlp_derive)
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking sha2 v0.7.1
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking http v0.1.19
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking toolshed v0.4.0
[INFO] [stderr]     Checking parity-wordlist v1.3.0
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling skeptic v0.4.0
[INFO] [stderr]     Checking libusb v0.3.0 (https://github.com/paritytech/libusb-rs#44270895)
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]     Checking transaction-pool v1.13.3
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking primal v0.2.3
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking pwasm-utils v0.2.2
[INFO] [stderr]     Checking wasmi v0.3.0
[INFO] [stderr]     Checking multihash v0.8.0
[INFO] [stderr]     Checking ws v0.7.9 (https://github.com/tomusdrw/ws-rs#4baef2dc)
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking timer v0.2.0
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking tokio-reactor v0.1.10
[INFO] [stderr]     Checking kvdb-memorydb v0.1.2
[INFO] [stderr]     Checking lunarity-lexer v0.1.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking trezor-sys v1.0.0 (https://github.com/paritytech/trezor-sys#8a401705)
[INFO] [stderr]    Compiling synstructure v0.12.1
[INFO] [stderr]    Compiling local-encoding v0.2.0
[INFO] [stderr]     Checking cid v0.3.1
[INFO] [stderr]     Checking webpki v0.18.1
[INFO] [stderr]     Checking sct v0.4.0
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-udp v0.1.5
[INFO] [stderr]     Checking tokio-threadpool v0.1.16
[INFO] [stderr]     Checking rayon-core v1.6.0
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking ethcore-io v1.12.0 (/opt/rustwide/workdir/util/io)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> util/io/src/service_mio.rs:48:16
[INFO] [stdout]    |
[INFO] [stdout] 48 |         handler: Arc<IoHandler<Message>+Send>,
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn IoHandler<Message>+Send`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> util/io/src/service_mio.rs:185:32
[INFO] [stdout]     |
[INFO] [stdout] 185 |     handlers: Arc<RwLock<Slab<Arc<IoHandler<Message>>>>>,
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn IoHandler<Message>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> util/io/src/service_mio.rs:195:33
[INFO] [stdout]     |
[INFO] [stdout] 195 |         handlers: Arc<RwLock<Slab<Arc<IoHandler<Message>>>>>
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn IoHandler<Message>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> util/io/src/service_mio.rs:337:40
[INFO] [stdout]     |
[INFO] [stdout] 337 |     SharedCollection(Weak<RwLock<Slab<Arc<IoHandler<Message>>>>>),
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn IoHandler<Message>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> util/io/src/service_mio.rs:338:14
[INFO] [stdout]     |
[INFO] [stdout] 338 |     Single(Weak<IoHandler<Message>>),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn IoHandler<Message>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> util/io/src/service_mio.rs:416:34
[INFO] [stdout]     |
[INFO] [stdout] 416 |     pub fn to_handler(handler: Weak<IoHandler<Message>>) -> IoChannel<Message> {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn IoHandler<Message>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> util/io/src/service_mio.rs:422:77
[INFO] [stdout]     |
[INFO] [stdout] 422 |     fn new(channel: Sender<IoMessage<Message>>, handlers: Weak<RwLock<Slab<Arc<IoHandler<Message>>>>>) -> IoChannel<Message> {
[INFO] [stdout]     |                                                                                ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn IoHandler<Message>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> util/io/src/service_mio.rs:435:32
[INFO] [stdout]     |
[INFO] [stdout] 435 |     handlers: Arc<RwLock<Slab<Arc<IoHandler<Message>>>>>,
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn IoHandler<Message>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> util/io/src/service_mio.rs:472:46
[INFO] [stdout]     |
[INFO] [stdout] 472 |     pub fn register_handler(&self, handler: Arc<IoHandler<Message>+Send>) -> Result<(), IoError> {
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn IoHandler<Message>+Send`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> util/io/src/worker.rs:41:19
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub handler: Arc<IoHandler<Message>>,
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn IoHandler<Message>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking fixed-hash v0.5.1
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> util/io/src/service_mio.rs:48:16
[INFO] [stdout]    |
[INFO] [stdout] 48 |         handler: Arc<IoHandler<Message>+Send>,
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn IoHandler<Message>+Send`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> util/io/src/service_mio.rs:185:32
[INFO] [stdout]     |
[INFO] [stdout] 185 |     handlers: Arc<RwLock<Slab<Arc<IoHandler<Message>>>>>,
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn IoHandler<Message>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> util/io/src/service_mio.rs:195:33
[INFO] [stdout]     |
[INFO] [stdout] 195 |         handlers: Arc<RwLock<Slab<Arc<IoHandler<Message>>>>>
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn IoHandler<Message>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> util/io/src/service_mio.rs:337:40
[INFO] [stdout]     |
[INFO] [stdout] 337 |     SharedCollection(Weak<RwLock<Slab<Arc<IoHandler<Message>>>>>),
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn IoHandler<Message>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> util/io/src/service_mio.rs:338:14
[INFO] [stdout]     |
[INFO] [stdout] 338 |     Single(Weak<IoHandler<Message>>),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn IoHandler<Message>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> util/io/src/service_mio.rs:416:34
[INFO] [stdout]     |
[INFO] [stdout] 416 |     pub fn to_handler(handler: Weak<IoHandler<Message>>) -> IoChannel<Message> {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn IoHandler<Message>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> util/io/src/service_mio.rs:422:77
[INFO] [stdout]     |
[INFO] [stdout] 422 |     fn new(channel: Sender<IoMessage<Message>>, handlers: Weak<RwLock<Slab<Arc<IoHandler<Message>>>>>) -> IoChannel<Message> {
[INFO] [stdout]     |                                                                                ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn IoHandler<Message>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> util/io/src/service_mio.rs:435:32
[INFO] [stdout]     |
[INFO] [stdout] 435 |     handlers: Arc<RwLock<Slab<Arc<IoHandler<Message>>>>>,
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn IoHandler<Message>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> util/io/src/service_mio.rs:472:46
[INFO] [stdout]     |
[INFO] [stdout] 472 |     pub fn register_handler(&self, handler: Arc<IoHandler<Message>+Send>) -> Result<(), IoError> {
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn IoHandler<Message>+Send`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> util/io/src/worker.rs:41:19
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub handler: Arc<IoHandler<Message>>,
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn IoHandler<Message>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking ct-logs v0.4.0
[INFO] [stderr]     Checking rustls v0.13.1
[INFO] [stderr]     Checking webpki-roots v0.15.0
[INFO] [stderr]     Checking parity-snappy v0.1.0
[INFO] [stderr]     Checking parity-crypto v0.2.0
[INFO] [stderr]     Checking ethcore-logger v1.12.0 (/opt/rustwide/workdir/logger)
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rayon v1.2.0
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking parity-runtime v0.1.0 (/opt/rustwide/workdir/util/runtime)
[INFO] [stderr]     Checking tokio-named-pipes v0.1.0
[INFO] [stderr]     Checking parity-tokio-ipc v0.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.102
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking hyper v0.11.27
[INFO] [stderr]     Checking tokio-retry v0.1.1
[INFO] [stderr]     Checking tokio-rustls v0.7.2
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr] error: could not compile `uint`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name uint /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/uint-0.4.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="heapsize"' --cfg 'feature="heapsizeof"' --cfg 'feature="std"' -C metadata=ca8f32ee93c7b5f8 -C extra-filename=-ca8f32ee93c7b5f8 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-c29c2097ca5a90cb.rmeta --extern crunchy=/opt/rustwide/target/debug/deps/libcrunchy-277a3c4932a1a7fd.rmeta --extern heapsize=/opt/rustwide/target/debug/deps/libheapsize-5367b6504a11c030.rmeta --extern rustc_hex=/opt/rustwide/target/debug/deps/librustc_hex-45d94a382eca2f76.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "941b0fe492f356daa31ba61e0a3e510d756dd0bcfbc7ff85396797330089ad8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "941b0fe492f356daa31ba61e0a3e510d756dd0bcfbc7ff85396797330089ad8a", kill_on_drop: false }`
[INFO] [stdout] 941b0fe492f356daa31ba61e0a3e510d756dd0bcfbc7ff85396797330089ad8a
