[INFO] cloning repository https://github.com/greaterninja/noon
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/greaterninja/noon" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgreaterninja%2Fnoon", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgreaterninja%2Fnoon'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 30ce0e0afdc5e8a94a454e8478f34e8e565faa40
[INFO] checking greaterninja/noon against beta-2021-10-15 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgreaterninja%2Fnoon" "/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/greaterninja/noon on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6/source/.cargo/config
[INFO] removed /workspace/builds/worker-6/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/greaterninja/noon
[INFO] finished tweaking git repo https://github.com/greaterninja/noon
[INFO] tweaked toml for git repo https://github.com/greaterninja/noon written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/greaterninja/noon already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "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] 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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 65a8b368d55ca1ab18c927675dbcb6c675c8cda4ec59f4374628703c5f3acdc5
[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" "65a8b368d55ca1ab18c927675dbcb6c675c8cda4ec59f4374628703c5f3acdc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65a8b368d55ca1ab18c927675dbcb6c675c8cda4ec59f4374628703c5f3acdc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65a8b368d55ca1ab18c927675dbcb6c675c8cda4ec59f4374628703c5f3acdc5", kill_on_drop: false }`
[INFO] [stdout] 65a8b368d55ca1ab18c927675dbcb6c675c8cda4ec59f4374628703c5f3acdc5
[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=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" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0bc2dd4fcd248867cbf28cc9dbb790809f69b223240b50fafd90b811f48c7fe9
[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" "0bc2dd4fcd248867cbf28cc9dbb790809f69b223240b50fafd90b811f48c7fe9", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]     Checking byteorder v1.2.6
[INFO] [stderr]     Checking cfg-if v0.1.5
[INFO] [stderr]    Compiling serde v1.0.78
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]     Checking rand_core v0.2.1
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking rustc-hex v1.0.0
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking rustc-hex v2.0.1
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]    Compiling proc-macro2 v0.4.19
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking futures v0.1.24
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling rayon v1.0.2
[INFO] [stderr]     Checking crossbeam-utils v0.5.0
[INFO] [stderr]     Checking slab v0.4.1
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]     Checking lazycell v1.1.0
[INFO] [stderr]     Checking untrusted v0.5.1
[INFO] [stderr]     Checking parity-bytes v0.1.0
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]     Checking utf8-ranges v1.0.1
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]     Checking hashdb v0.3.0
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]     Checking rustc-demangle v0.1.9
[INFO] [stderr]     Checking mem v0.1.0 (/opt/rustwide/workdir/util/mem)
[INFO] [stderr]     Checking edit-distance v2.0.1
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling httparse v1.3.2
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking take v0.1.0
[INFO] [stderr]     Checking smallvec v0.2.1
[INFO] [stderr]     Checking try-lock v0.1.0
[INFO] [stderr]    Compiling regex v1.0.5
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking termcolor v1.0.3
[INFO] [stderr]     Checking ansi_term v0.10.2
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]     Checking unicode-normalization v0.1.7
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]     Checking xdg v2.1.0
[INFO] [stderr]     Checking linked-hash-map v0.4.2
[INFO] [stderr]     Checking home v0.3.3
[INFO] [stderr]     Checking hamming v0.1.3
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]     Checking primal-estimate v0.2.1
[INFO] [stderr]    Compiling protobuf v1.7.4
[INFO] [stderr]     Checking memory_units v0.3.0
[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 interleaved-ordered v0.1.1
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling crunchy v0.2.1
[INFO] [stderr]     Checking macros v0.1.0 (/opt/rustwide/workdir/util/macros)
[INFO] [stderr]     Checking siphasher v0.1.3
[INFO] [stderr]     Checking linked-hash-map v0.5.1
[INFO] [stderr]     Checking crossbeam v0.3.2
[INFO] [stderr]     Checking stop-guard v0.1.0 (/opt/rustwide/workdir/util/stop-guard)
[INFO] [stderr]     Checking using_queue v0.1.0 (/opt/rustwide/workdir/util/using_queue)
[INFO] [stderr]     Checking ipnetwork v0.12.8
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking slab v0.2.0
[INFO] [stderr]     Checking parity-path v0.1.1
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking base-x v0.2.3
[INFO] [stderr]     Checking target_info v0.1.0
[INFO] [stderr]     Checking mio-named-pipes v0.1.6 (https://github.com/alexcrichton/mio-named-pipes#2072ae0d)
[INFO] [stderr]     Checking integer-encoding v1.0.5
[INFO] [stderr]     Checking sha1 v0.2.0
[INFO] [stderr]     Checking ethcore-devtools v1.12.0 (/opt/rustwide/workdir/devtools)
[INFO] [stderr]     Checking order-stat v0.1.3
[INFO] [stderr]     Checking transient-hashmap v0.4.1
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking hex v0.2.0
[INFO] [stderr]     Checking rprompt v1.0.3
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking difference v1.0.0
[INFO] [stderr]     Checking assert_matches v1.3.0
[INFO] [stderr]     Checking log v0.4.5
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking parity-wasm v0.31.3
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling unicase v2.1.0
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling rand v0.4.3
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]     Checking humantime v1.1.1
[INFO] [stderr]    Compiling cmake v0.1.33
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking memchr v2.0.2
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking fs-swap v0.2.4
[INFO] [stderr]     Checking daemonize v0.2.3 (https://github.com/paritytech/daemonize#df00295f)
[INFO] [stderr]     Checking fdlimit v0.1.1
[INFO] [stderr]     Checking term_size v0.3.1
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking regex-syntax v0.6.2
[INFO] [stderr]     Checking itertools v0.5.10
[INFO] [stderr]     Checking base64 v0.9.2
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]    Compiling getopts v0.2.18
[INFO] [stderr]     Checking bit-set v0.4.0
[INFO] [stderr]     Checking lru-cache v0.1.1
[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]    Compiling heck v0.3.0
[INFO] [stderr]     Checking tokio-executor v0.1.4
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]     Checking relay v0.1.1
[INFO] [stderr]     Checking tokio-timer v0.1.2
[INFO] [stderr]     Checking ethcore-bloom-journal v0.1.0 (/opt/rustwide/workdir/util/bloom)
[INFO] [stderr]     Checking xml-rs v0.7.0
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling eth-secp256k1 v0.5.7 (https://github.com/paritytech/rust-secp256k1#db81cfea)
[INFO] [stderr]    Compiling libusb-sys v0.2.4 (https://github.com/paritytech/libusb-sys#14bdb698)
[INFO] [stderr]    Compiling hidapi v0.3.1 (https://github.com/paritytech/hidapi-rs#d4d32376)
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stderr]     Checking multibase v0.6.0
[INFO] [stderr]     Checking rpassword v1.0.2
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking pretty_assertions v0.1.2
[INFO] [stderr]     Checking smallvec v0.6.5
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking want v0.0.4
[INFO] [stderr]     Checking trace-time v0.1.1
[INFO] [stderr]     Checking stats v0.1.0 (/opt/rustwide/workdir/util/stats)
[INFO] [stderr]     Checking lock_api v0.1.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]     Checking bytes v0.4.10
[INFO] [stderr]    Compiling vergen v0.1.1
[INFO] [stderr]     Checking aho-corasick v0.6.8
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]    Compiling parity-snappy-sys v0.1.1
[INFO] [stderr]    Compiling parity-rocksdb-sys v0.5.3
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling pulldown-cmark v0.0.3
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking tokio-current-thread v0.1.1
[INFO] [stderr]     Checking tokio-timer v0.2.6
[INFO] [stderr]     Checking pwasm-utils v0.2.2
[INFO] [stderr]     Checking wasmi v0.3.0
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking tiny-keccak v1.4.2
[INFO] [stderr]     Checking plain_hasher v0.2.0
[INFO] [stderr]     Checking xmltree v0.7.0
[INFO] [stderr]     Checking fixed-hash v0.2.2
[INFO] [stderr]     Checking uint v0.4.1
[INFO] [stderr]     Checking elastic-array v0.10.0
[INFO] [stderr]     Checking memory-cache v0.1.0 (/opt/rustwide/workdir/util/memory_cache)
[INFO] [stderr]     Checking primal-sieve v0.2.9
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling tempfile v2.2.0
[INFO] [stderr]     Checking quote v0.6.8
[INFO] [stderr]     Checking tokio-io v0.1.8
[INFO] [stderr]     Checking bn v0.4.4 (https://github.com/paritytech/bn#2a71dbde)
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]    Compiling skeptic v0.4.0
[INFO] [stderr]     Checking url v1.7.1
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking number_prefix v0.2.8
[INFO] [stderr]     Checking kvdb v0.1.0
[INFO] [stderr]     Checking patricia-trie v0.3.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking crossbeam-epoch v0.5.2
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking parity-wordlist v1.2.1
[INFO] [stderr]    Compiling phf_shared v0.7.23
[INFO] [stderr]     Checking syn v0.15.4
[INFO] [stderr]     Checking mime v0.3.9
[INFO] [stderr]     Checking ctrlc v1.1.1 (https://github.com/paritytech/rust-ctrlc.git#b5230171)
[INFO] [stderr]     Checking miow v0.2.1
[INFO] [stderr]     Checking tokio-codec v0.1.0
[INFO] [stderr]     Checking ordered-float v0.5.1
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking primal-check v0.2.3
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]    Compiling local-encoding v0.2.0
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]     Checking crossbeam-deque v0.6.1
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]     Checking phf v0.7.23
[INFO] [stderr]     Checking ws v0.7.5 (https://github.com/tomusdrw/ws-rs#f12d19c4)
[INFO] [stderr]     Checking libusb v0.3.0 (https://github.com/paritytech/libusb-rs#44270895)
[INFO] [stderr]     Checking primal v0.2.3
[INFO] [stderr]     Checking error-chain v0.12.0
[INFO] [stderr]     Checking panic_hook v0.1.0 (/opt/rustwide/workdir/util/panic_hook)
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]    Compiling phf_codegen v0.7.23
[INFO] [stderr]     Checking tokio-threadpool v0.1.6
[INFO] [stderr]     Checking timer v0.2.0
[INFO] [stderr]     Checking ethereum-types-serialize v0.2.1
[INFO] [stderr]     Checking serde_json v1.0.27
[INFO] [stderr]     Checking bincode v0.8.0
[INFO] [stderr]     Checking toml v0.4.6
[INFO] [stderr]     Checking serde_ignored v0.0.4
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking trezor-sys v1.0.0 (https://github.com/paritytech/trezor-sys#8a401705)
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking transaction-pool v1.13.3
[INFO] [stderr]     Checking globset v0.2.1
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]     Checking ethbloom v0.5.0
[INFO] [stderr]     Checking rlp_derive v0.1.0 (/opt/rustwide/workdir/util/rlp_derive)
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking tokio-reactor v0.1.5
[INFO] [stderr]     Checking ethcore-io v1.12.0 (/opt/rustwide/workdir/util/io)
[INFO] [stderr]     Checking kvdb-memorydb 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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tokio-fs v0.1.3
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking ethereum-types v0.4.0
[INFO] [stderr]     Checking blooms-db v0.1.0 (/opt/rustwide/workdir/util/blooms-db)
[INFO] [stderr]     Checking ethcore-logger v1.12.0 (/opt/rustwide/workdir/logger)
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> util/blooms-db/src/db.rs:24:57
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn other_io_err<E>(e: E) -> io::Error where E: Into<Box<error::Error + Send + Sync>> {
[INFO] [stdout]    |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error + Send + Sync`
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> util/blooms-db/src/db.rs:24:57
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn other_io_err<E>(e: E) -> io::Error where E: Into<Box<error::Error + Send + Sync>> {
[INFO] [stdout]    |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error + Send + Sync`
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tokio-tcp v0.1.1
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tokio-udp v0.1.2
[INFO] [stderr]     Checking tokio-uds v0.2.1
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> util/blooms-db/benches/blooms.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | #![feature(test)]
[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 E0554`.
[INFO] [stdout] 
[INFO] [stderr]     Checking parity-snappy v0.1.0
[INFO] [stderr] error: could not compile `blooms-db` 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" "0bc2dd4fcd248867cbf28cc9dbb790809f69b223240b50fafd90b811f48c7fe9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bc2dd4fcd248867cbf28cc9dbb790809f69b223240b50fafd90b811f48c7fe9", kill_on_drop: false }`
[INFO] [stdout] 0bc2dd4fcd248867cbf28cc9dbb790809f69b223240b50fafd90b811f48c7fe9
