[INFO] fetching crate nsq-client 0.1.12... [INFO] testing nsq-client-0.1.12 against 1.55.0 for beta-1.56-1 [INFO] extracting crate nsq-client 0.1.12 into /workspace/builds/worker-100/source [INFO] validating manifest of crates.io crate nsq-client 0.1.12 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] started tweaking crates.io crate nsq-client 0.1.12 [INFO] finished tweaking crates.io crate nsq-client 0.1.12 [INFO] tweaked toml for crates.io crate nsq-client 0.1.12 written to /workspace/builds/worker-100/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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] eeaa105a819f3aca8d3f088d7a56ef7e7dd700f8de6de2188aac9b829f87563a [INFO] running `Command { std: "docker" "start" "-a" "eeaa105a819f3aca8d3f088d7a56ef7e7dd700f8de6de2188aac9b829f87563a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "eeaa105a819f3aca8d3f088d7a56ef7e7dd700f8de6de2188aac9b829f87563a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eeaa105a819f3aca8d3f088d7a56ef7e7dd700f8de6de2188aac9b829f87563a", kill_on_drop: false }` [INFO] [stdout] eeaa105a819f3aca8d3f088d7a56ef7e7dd700f8de6de2188aac9b829f87563a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 25cead9ed773ed256ff5acb720831f5cf6b0e934d4f37c14f861a8a1e36cfcf3 [INFO] running `Command { std: "docker" "start" "-a" "25cead9ed773ed256ff5acb720831f5cf6b0e934d4f37c14f861a8a1e36cfcf3", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.101 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling futures v0.1.31 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling slab v0.4.4 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling syn v1.0.76 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling cc v1.0.70 [INFO] [stderr] Compiling tinyvec_macros v0.1.0 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling gimli v0.25.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling matches v0.1.9 [INFO] [stderr] Compiling rustc-demangle v0.1.21 [INFO] [stderr] Compiling unicode-bidi v0.3.6 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling percent-encoding v1.0.1 [INFO] [stderr] Compiling stable_deref_trait v1.2.0 [INFO] [stderr] Compiling match_cfg v0.1.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling linked-hash-map v0.5.4 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling serde_json v1.0.67 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling scoped-tls v0.1.2 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling lock_api v0.3.4 [INFO] [stderr] Compiling tinyvec v1.3.1 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling owning_ref v0.4.1 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling instant v0.1.10 [INFO] [stderr] Compiling lru-cache v0.1.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling lock_api v0.1.5 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling crossbeam-channel v0.3.9 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling smallvec v0.6.14 [INFO] [stderr] Compiling object v0.26.2 [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 backtrace v0.3.61 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling tokio-sync v0.1.8 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling net2 v0.2.37 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling socket2 v0.3.19 [INFO] [stderr] Compiling rand v0.5.6 [INFO] [stderr] Compiling hostname v0.3.1 [INFO] [stderr] Compiling signal-hook-registry v1.4.0 [INFO] [stderr] Compiling hostname v0.1.5 [INFO] [stderr] Compiling unicode-normalization v0.1.19 [INFO] [stderr] Compiling resolv-conf v0.6.3 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling tokio-io v0.1.13 [INFO] [stderr] Compiling tokio-executor v0.1.10 [INFO] [stderr] Compiling crossbeam-queue v0.2.3 [INFO] [stderr] Compiling mio-uds v0.6.8 [INFO] [stderr] Compiling tokio-timer v0.2.13 [INFO] [stderr] Compiling tokio-current-thread v0.1.7 [INFO] [stderr] Compiling tokio-codec v0.1.2 [INFO] [stderr] Compiling crossbeam-deque v0.7.4 [INFO] [stderr] Compiling tokio-reactor v0.1.12 [INFO] [stderr] Compiling addr2line v0.16.0 [INFO] [stderr] Compiling tokio-threadpool v0.1.18 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling tokio-udp v0.1.6 [INFO] [stderr] Compiling tokio-tcp v0.1.4 [INFO] [stderr] Compiling tokio-uds v0.2.7 [INFO] [stderr] Compiling tokio-signal v0.2.9 [INFO] [stderr] Compiling uuid v0.7.4 [INFO] [stderr] Compiling backoff v0.1.6 [INFO] [stderr] Compiling parking_lot v0.7.1 [INFO] [stderr] Compiling synstructure v0.12.5 [INFO] [stderr] Compiling tokio-fs v0.1.7 [INFO] [stderr] Compiling url v1.7.2 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling tokio-core v0.1.18 [INFO] [stderr] Compiling actix_derive v0.3.2 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling trust-dns-proto v0.6.3 [INFO] [stderr] Compiling trust-dns-proto v0.5.0 [INFO] [stderr] Compiling trust-dns-resolver v0.10.3 [INFO] [stderr] Compiling actix v0.7.9 [INFO] [stderr] Compiling nsq-client v0.1.12 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:62:1 [INFO] [stdout] | [INFO] [stdout] 62 | #![feature(try_from, associated_type_defaults)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error.rs:103:32 [INFO] [stdout] | [INFO] [stdout] 103 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/conn.rs:91:23 [INFO] [stdout] | [INFO] [stdout] 91 | handlers: Vec>, [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Any` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/conn.rs:92:42 [INFO] [stdout] | [INFO] [stdout] 92 | info_hashmap: FnvHashMap>, [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Any` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:91:39 [INFO] [stdout] | [INFO] [stdout] 91 | Error::IO(ref err) => err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:121:32 [INFO] [stdout] | [INFO] [stdout] 121 | fmt::Display::fmt(self.description(), f) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `nsq-client` due to 2 previous errors; 5 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "25cead9ed773ed256ff5acb720831f5cf6b0e934d4f37c14f861a8a1e36cfcf3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "25cead9ed773ed256ff5acb720831f5cf6b0e934d4f37c14f861a8a1e36cfcf3", kill_on_drop: false }` [INFO] [stdout] 25cead9ed773ed256ff5acb720831f5cf6b0e934d4f37c14f861a8a1e36cfcf3