[INFO] fetching crate websocat 1.12.0... [INFO] checking websocat-1.12.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate websocat 1.12.0 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate websocat 1.12.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate websocat 1.12.0 [INFO] finished tweaking crates.io crate websocat 1.12.0 [INFO] tweaked toml for crates.io crate websocat 1.12.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate crates.io crate websocat 1.12.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded websocket-base v0.26.5 [INFO] [stderr] Downloaded websocket v0.27.0 [INFO] [stderr] Downloaded tokio-named-pipes v0.1.0 [INFO] [stderr] Downloaded memfd v0.6.3 [INFO] [stderr] Downloaded smart-default v0.3.0 [INFO] [stderr] Downloaded tokio-stdin-stdout v0.1.5 [INFO] [stderr] Downloaded prometheus-metric-storage-derive v0.5.0 [INFO] [stderr] Downloaded http-bytes v0.1.0 [INFO] [stderr] Downloaded structopt-derive v0.2.16 [INFO] [stderr] Downloaded argon2 v0.4.1 [INFO] [stderr] Downloaded structopt v0.2.16 [INFO] [stderr] Downloaded tk-listen v0.2.1 [INFO] [stderr] Downloaded rustix v0.35.14 [INFO] [stderr] Downloaded tokio-file-unix v0.5.1 [INFO] [stderr] Downloaded prometheus-metric-storage v0.5.0 [INFO] [stderr] Downloaded readwrite v0.1.2 [INFO] [stderr] Downloaded slab_typesafe v0.1.3 [INFO] [stderr] Downloaded openssl-src v300.1.3+3.1.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8e2b835dc705168d6374582b75f4a60ed346caff5c7277b2e66caf6fc0172c25 [INFO] running `Command { std: "docker" "start" "-a" "8e2b835dc705168d6374582b75f4a60ed346caff5c7277b2e66caf6fc0172c25", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8e2b835dc705168d6374582b75f4a60ed346caff5c7277b2e66caf6fc0172c25", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8e2b835dc705168d6374582b75f4a60ed346caff5c7277b2e66caf6fc0172c25", kill_on_drop: false }` [INFO] [stdout] 8e2b835dc705168d6374582b75f4a60ed346caff5c7277b2e66caf6fc0172c25 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f2d3c5d107e84a0025f4b84f1f3dcfacdd48d3c22e6c71750d54f5e9334dddc0 [INFO] running `Command { std: "docker" "start" "-a" "f2d3c5d107e84a0025f4b84f1f3dcfacdd48d3c22e6c71750d54f5e9334dddc0", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.148 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Checking lazy_static v1.4.0 [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 scopeguard v1.2.0 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling proc-macro2 v1.0.67 [INFO] [stderr] Compiling pkg-config v0.3.27 [INFO] [stderr] Compiling vcpkg v0.2.15 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking bitflags v2.4.0 [INFO] [stderr] Compiling openssl v0.10.57 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking tinyvec_macros v0.1.1 [INFO] [stderr] Checking tinyvec v1.6.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling parking_lot_core v0.6.3 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Checking foreign-types v0.3.2 [INFO] [stderr] Compiling native-tls v0.2.11 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Checking once_cell v1.18.0 [INFO] [stderr] Compiling httparse v1.8.0 [INFO] [stderr] Checking byte-tools v0.3.1 [INFO] [stderr] Compiling syn v2.0.36 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking block-padding v0.1.5 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking openssl-probe v0.1.5 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking unicode-bidi v0.3.13 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking matches v0.1.10 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking unicode-normalization v0.1.22 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking crossbeam-deque v0.7.4 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking fake-simd v0.1.2 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking net2 v0.2.39 [INFO] [stderr] Checking getrandom v0.2.10 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking safemem v0.3.3 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking generic-array v0.12.4 [INFO] [stderr] Checking opaque-debug v0.2.3 [INFO] [stderr] Compiling rustix v0.38.13 [INFO] [stderr] Checking unicode-width v0.1.10 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Compiling unicode-segmentation v1.10.1 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Compiling cc v1.0.83 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking sha-1 v0.8.2 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking language-tags v0.2.2 [INFO] [stderr] Checking typeable v0.1.2 [INFO] [stderr] Checking traitobject v0.1.0 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking linux-raw-sys v0.4.7 [INFO] [stderr] Checking miniz_oxide v0.7.1 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking fastrand v2.0.0 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking http v0.1.21 [INFO] [stderr] Checking readwrite v0.1.2 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking tokio-stdin-stdout v0.1.5 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking slab_typesafe v0.1.3 [INFO] [stderr] Checking env_logger v0.6.2 [INFO] [stderr] Checking anymap v0.12.1 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking tokio-uds v0.2.7 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking tokio-signal v0.2.9 [INFO] [stderr] Checking tokio-file-unix v0.5.1 [INFO] [stderr] Checking flate2 v1.0.27 [INFO] [stderr] Checking tokio-process v0.2.5 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking hyper v0.10.16 [INFO] [stderr] Compiling openssl-sys v0.9.93 [INFO] [stderr] Checking tk-listen v0.2.1 [INFO] [stderr] Compiling structopt-derive v0.2.16 [INFO] [stderr] Compiling smart-default v0.3.0 [INFO] [stderr] Compiling derivative v1.0.4 [INFO] [stderr] Checking http-bytes v0.1.0 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Checking tempfile v3.8.0 [INFO] [stderr] Checking structopt v0.2.16 [INFO] [stderr] Checking tokio-tls v0.2.1 [INFO] [stderr] Checking websocket-base v0.26.5 [INFO] [stderr] Checking websocket v0.27.0 [INFO] [stderr] Checking websocat v1.12.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/specifier.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std; [INFO] [stdout] | ^^^ the item `std` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `futures` is imported redundantly [INFO] [stdout] --> src/stdio_peer.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use futures; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:16:1 [INFO] [stdout] | [INFO] [stdout] 16 | extern crate futures; [INFO] [stdout] | --------------------- the item `futures` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/stdio_peer.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use std; [INFO] [stdout] | ^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `futures` is imported redundantly [INFO] [stdout] --> src/file_peer.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use futures; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:16:1 [INFO] [stdout] | [INFO] [stdout] 16 | extern crate futures; [INFO] [stdout] | --------------------- the item `futures` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/file_peer.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std; [INFO] [stdout] | ^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `futures` is imported redundantly [INFO] [stdout] --> src/mirror_peer.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use futures; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:16:1 [INFO] [stdout] | [INFO] [stdout] 16 | extern crate futures; [INFO] [stdout] | --------------------- the item `futures` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/mirror_peer.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std; [INFO] [stdout] | ^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `futures` is imported redundantly [INFO] [stdout] --> src/net_peer.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use futures; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:16:1 [INFO] [stdout] | [INFO] [stdout] 16 | extern crate futures; [INFO] [stdout] | --------------------- the item `futures` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/net_peer.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std; [INFO] [stdout] | ^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `futures` is imported redundantly [INFO] [stdout] --> src/trivial_peer.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use futures; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:16:1 [INFO] [stdout] | [INFO] [stdout] 16 | extern crate futures; [INFO] [stdout] | --------------------- the item `futures` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/trivial_peer.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std; [INFO] [stdout] | ^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `futures` is imported redundantly [INFO] [stdout] --> src/ws_peer.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use futures; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:16:1 [INFO] [stdout] | [INFO] [stdout] 16 | extern crate futures; [INFO] [stdout] | --------------------- the item `futures` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/ws_peer.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use std; [INFO] [stdout] | ^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `futures` is imported redundantly [INFO] [stdout] --> src/process_peer.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use futures; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:16:1 [INFO] [stdout] | [INFO] [stdout] 16 | extern crate futures; [INFO] [stdout] | --------------------- the item `futures` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/process_peer.rs:6:11 [INFO] [stdout] | [INFO] [stdout] 6 | use std::{self, process::ExitStatus}; [INFO] [stdout] | ^^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `futures` is imported redundantly [INFO] [stdout] --> src/unix_peer.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use futures; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:16:1 [INFO] [stdout] | [INFO] [stdout] 16 | extern crate futures; [INFO] [stdout] | --------------------- the item `futures` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/unix_peer.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std; [INFO] [stdout] | ^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `futures` is imported redundantly [INFO] [stdout] --> src/util.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | futures, AsyncRead, AsyncWrite, BoxedNewPeerFuture, BoxedNewPeerStream, L2rUser, Peer, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:16:1 [INFO] [stdout] | [INFO] [stdout] 16 | extern crate futures; [INFO] [stdout] | --------------------- the item `futures` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/readdebt.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std; [INFO] [stdout] | ^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `futures` is imported redundantly [INFO] [stdout] --> src/sessionserve.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | futures, my_copy, ConstructParams, L2rUser, L2rWriter, Options, Peer, PeerConstructor, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:16:1 [INFO] [stdout] | [INFO] [stdout] 16 | extern crate futures; [INFO] [stdout] | --------------------- the item `futures` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/sessionserve.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std; [INFO] [stdout] | ^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `tokio_io` is imported redundantly [INFO] [stdout] --> src/sessionserve.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use tokio_io; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:18:1 [INFO] [stdout] | [INFO] [stdout] 18 | extern crate tokio_io; [INFO] [stdout] | ---------------------- the item `tokio_io` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/specifier.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std; [INFO] [stdout] | ^^^ the item `std` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `futures` is imported redundantly [INFO] [stdout] --> src/stdio_peer.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use futures; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:16:1 [INFO] [stdout] | [INFO] [stdout] 16 | extern crate futures; [INFO] [stdout] | --------------------- the item `futures` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/stdio_peer.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use std; [INFO] [stdout] | ^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `futures` is imported redundantly [INFO] [stdout] --> src/file_peer.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use futures; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:16:1 [INFO] [stdout] | [INFO] [stdout] 16 | extern crate futures; [INFO] [stdout] | --------------------- the item `futures` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/file_peer.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std; [INFO] [stdout] | ^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `futures` is imported redundantly [INFO] [stdout] --> src/mirror_peer.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use futures; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:16:1 [INFO] [stdout] | [INFO] [stdout] 16 | extern crate futures; [INFO] [stdout] | --------------------- the item `futures` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/mirror_peer.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std; [INFO] [stdout] | ^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `futures` is imported redundantly [INFO] [stdout] --> src/net_peer.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use futures; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:16:1 [INFO] [stdout] | [INFO] [stdout] 16 | extern crate futures; [INFO] [stdout] | --------------------- the item `futures` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/net_peer.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std; [INFO] [stdout] | ^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `futures` is imported redundantly [INFO] [stdout] --> src/trivial_peer.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use futures; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:16:1 [INFO] [stdout] | [INFO] [stdout] 16 | extern crate futures; [INFO] [stdout] | --------------------- the item `futures` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/trivial_peer.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std; [INFO] [stdout] | ^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `futures` is imported redundantly [INFO] [stdout] --> src/ws_peer.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use futures; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:16:1 [INFO] [stdout] | [INFO] [stdout] 16 | extern crate futures; [INFO] [stdout] | --------------------- the item `futures` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/ws_peer.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use std; [INFO] [stdout] | ^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `futures` is imported redundantly [INFO] [stdout] --> src/process_peer.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use futures; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:16:1 [INFO] [stdout] | [INFO] [stdout] 16 | extern crate futures; [INFO] [stdout] | --------------------- the item `futures` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/process_peer.rs:6:11 [INFO] [stdout] | [INFO] [stdout] 6 | use std::{self, process::ExitStatus}; [INFO] [stdout] | ^^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `futures` is imported redundantly [INFO] [stdout] --> src/unix_peer.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use futures; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:16:1 [INFO] [stdout] | [INFO] [stdout] 16 | extern crate futures; [INFO] [stdout] | --------------------- the item `futures` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/unix_peer.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std; [INFO] [stdout] | ^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `futures` is imported redundantly [INFO] [stdout] --> src/util.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | futures, AsyncRead, AsyncWrite, BoxedNewPeerFuture, BoxedNewPeerStream, L2rUser, Peer, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:16:1 [INFO] [stdout] | [INFO] [stdout] 16 | extern crate futures; [INFO] [stdout] | --------------------- the item `futures` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/readdebt.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std; [INFO] [stdout] | ^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `futures` is imported redundantly [INFO] [stdout] --> src/sessionserve.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | futures, my_copy, ConstructParams, L2rUser, L2rWriter, Options, Peer, PeerConstructor, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:16:1 [INFO] [stdout] | [INFO] [stdout] 16 | extern crate futures; [INFO] [stdout] | --------------------- the item `futures` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/sessionserve.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std; [INFO] [stdout] | ^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `tokio_io` is imported redundantly [INFO] [stdout] --> src/sessionserve.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use tokio_io; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:18:1 [INFO] [stdout] | [INFO] [stdout] 18 | extern crate tokio_io; [INFO] [stdout] | ---------------------- the item `tokio_io` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 22 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 22 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.27s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: traitobject v0.1.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "f2d3c5d107e84a0025f4b84f1f3dcfacdd48d3c22e6c71750d54f5e9334dddc0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f2d3c5d107e84a0025f4b84f1f3dcfacdd48d3c22e6c71750d54f5e9334dddc0", kill_on_drop: false }` [INFO] [stdout] f2d3c5d107e84a0025f4b84f1f3dcfacdd48d3c22e6c71750d54f5e9334dddc0