[INFO] fetching crate daemon-engine 0.6.0... [INFO] checking daemon-engine-0.6.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate daemon-engine 0.6.0 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate daemon-engine 0.6.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate daemon-engine 0.6.0 [INFO] finished tweaking crates.io crate daemon-engine 0.6.0 [INFO] tweaked toml for crates.io crate daemon-engine 0.6.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 86 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding bytes v0.4.12 (latest: v1.6.0) [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.4) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding crossbeam-deque v0.7.4 (latest: v0.8.5) [INFO] [stderr] Adding crossbeam-epoch v0.8.2 (latest: v0.9.18) [INFO] [stderr] Adding crossbeam-queue v0.2.3 (latest: v0.3.11) [INFO] [stderr] Adding crossbeam-utils v0.7.2 (latest: v0.8.19) [INFO] [stderr] Adding futures v0.1.31 (latest: v0.3.30) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding lock_api v0.3.4 (latest: v0.4.11) [INFO] [stderr] Adding memoffset v0.5.6 (latest: v0.9.1) [INFO] [stderr] Adding mio v0.6.23 (latest: v0.8.11) [INFO] [stderr] Adding miow v0.2.2 (latest: v0.6.0) [INFO] [stderr] Adding parking_lot v0.9.0 (latest: v0.12.1) [INFO] [stderr] Adding parking_lot_core v0.6.3 (latest: v0.9.9) [INFO] [stderr] Adding rand v0.4.6 (latest: v0.8.5) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding redox_syscall v0.1.57 (latest: v0.5.1) [INFO] [stderr] Adding rustc_version v0.2.3 (latest: v0.4.0) [INFO] [stderr] Adding scoped-tls v0.1.2 (latest: v1.0.1) [INFO] [stderr] Adding semver v0.9.0 (latest: v1.0.22) [INFO] [stderr] Adding semver-parser v0.7.0 (latest: v0.10.2) [INFO] [stderr] Adding smallvec v0.6.14 (latest: v1.13.2) [INFO] [stderr] Adding strsim v0.8.0 (latest: v0.11.1) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] [stderr] Adding tokio v0.1.22 (latest: v1.37.0) [INFO] [stderr] Adding tokio-serde v0.2.0 (latest: v0.9.0) [INFO] [stderr] Adding users v0.7.0 (latest: v0.11.0) [INFO] [stderr] Adding uuid v0.6.5 (latest: v1.8.0) [INFO] [stderr] Adding winapi v0.2.8 (latest: v0.3.9) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded uuid v0.6.5 [INFO] [stderr] Downloaded tokio-uds v0.2.7 [INFO] [stderr] Downloaded tokio-udp v0.1.6 [INFO] [stderr] Downloaded tokio-codec v0.1.2 [INFO] [stderr] Downloaded users v0.7.0 [INFO] [stderr] Downloaded tokio-serde-json-mirror v0.1.0 [INFO] [stderr] Downloaded scoped-tls v0.1.2 [INFO] [stderr] Downloaded tokio-fs v0.1.7 [INFO] [stderr] Downloaded tokio-core v0.1.18 [INFO] [stderr] Downloaded tokio-serde v0.2.0 [INFO] [stderr] Downloaded tokio-async-await v0.1.7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 107aaeee678a78ac40b5912a9d80b4b857a006dda87ed5cde23c90b00ff327b9 [INFO] running `Command { std: "docker" "start" "-a" "107aaeee678a78ac40b5912a9d80b4b857a006dda87ed5cde23c90b00ff327b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "107aaeee678a78ac40b5912a9d80b4b857a006dda87ed5cde23c90b00ff327b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "107aaeee678a78ac40b5912a9d80b4b857a006dda87ed5cde23c90b00ff327b9", kill_on_drop: false }` [INFO] [stdout] 107aaeee678a78ac40b5912a9d80b4b857a006dda87ed5cde23c90b00ff327b9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 06bf6b7e677a5996f5e5aa232783f853b6da697fba2263e091b66aabd5576f87 [INFO] running `Command { std: "docker" "start" "-a" "06bf6b7e677a5996f5e5aa232783f853b6da697fba2263e091b66aabd5576f87", kill_on_drop: false }` [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.39 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking scoped-tls v0.1.2 [INFO] [stderr] Checking users v0.7.0 [INFO] [stderr] Checking parking_lot_core v0.6.3 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking parking_lot v0.9.0 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking tokio-serde v0.2.0 [INFO] [stderr] Checking tokio-serde-json-mirror v0.1.0 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking uuid v0.6.5 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Checking tokio-async-await v0.1.7 [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 tokio v0.1.22 [INFO] [stderr] Checking tokio-core v0.1.18 [INFO] [stderr] Checking daemon-engine v0.6.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:17:1 [INFO] [stdout] | [INFO] [stdout] 17 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Clone` is imported redundantly [INFO] [stdout] --> src/server.rs:11:18 [INFO] [stdout] | [INFO] [stdout] 11 | use std::clone::{Clone}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Clone` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/codecs/json.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:27:1 [INFO] [stdout] | [INFO] [stdout] 27 | extern crate serde_json; [INFO] [stdout] | ------------------------ the item `serde_json` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `future` [INFO] [stdout] --> src/lib.rs:83:15 [INFO] [stdout] | [INFO] [stdout] 83 | use futures::{future, Future, sync::oneshot}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:17:1 [INFO] [stdout] | [INFO] [stdout] 17 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Clone` is imported redundantly [INFO] [stdout] --> src/server.rs:11:18 [INFO] [stdout] | [INFO] [stdout] 11 | use std::clone::{Clone}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Clone` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/codecs/json.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:27:1 [INFO] [stdout] | [INFO] [stdout] 27 | extern crate serde_json; [INFO] [stdout] | ------------------------ the item `serde_json` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `future` [INFO] [stdout] --> src/lib.rs:83:15 [INFO] [stdout] | [INFO] [stdout] 83 | use futures::{future, Future, sync::oneshot}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `GenericServer` is never used [INFO] [stdout] --> src/lib.rs:39:7 [INFO] [stdout] | [INFO] [stdout] 39 | trait GenericServer { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `GenericServer` is never used [INFO] [stdout] --> src/lib.rs:39:7 [INFO] [stdout] | [INFO] [stdout] 39 | trait GenericServer { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.99s [INFO] running `Command { std: "docker" "inspect" "06bf6b7e677a5996f5e5aa232783f853b6da697fba2263e091b66aabd5576f87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "06bf6b7e677a5996f5e5aa232783f853b6da697fba2263e091b66aabd5576f87", kill_on_drop: false }` [INFO] [stdout] 06bf6b7e677a5996f5e5aa232783f853b6da697fba2263e091b66aabd5576f87 [INFO] checking daemon-engine-0.6.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate daemon-engine 0.6.0 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate daemon-engine 0.6.0 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate daemon-engine 0.6.0 [INFO] finished tweaking crates.io crate daemon-engine 0.6.0 [INFO] tweaked toml for crates.io crate daemon-engine 0.6.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2223d6595b5ef716f772161439343a4e28fc4913371489a78c195f3b55590d15 [INFO] running `Command { std: "docker" "start" "-a" "2223d6595b5ef716f772161439343a4e28fc4913371489a78c195f3b55590d15", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2223d6595b5ef716f772161439343a4e28fc4913371489a78c195f3b55590d15", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2223d6595b5ef716f772161439343a4e28fc4913371489a78c195f3b55590d15", kill_on_drop: false }` [INFO] [stdout] 2223d6595b5ef716f772161439343a4e28fc4913371489a78c195f3b55590d15 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bdafe77ef4899bb18caf39190bd8b30b06ca8be8e9feaff2b7f43a29c6582a16 [INFO] running `Command { std: "docker" "start" "-a" "bdafe77ef4899bb18caf39190bd8b30b06ca8be8e9feaff2b7f43a29c6582a16", kill_on_drop: false }` [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.39 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking scoped-tls v0.1.2 [INFO] [stderr] Checking users v0.7.0 [INFO] [stderr] Checking parking_lot_core v0.6.3 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking parking_lot v0.9.0 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking tokio-serde v0.2.0 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking tokio-serde-json-mirror v0.1.0 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Checking tokio-async-await v0.1.7 [INFO] [stderr] Checking uuid v0.6.5 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio-uds v0.2.7 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking tokio-core v0.1.18 [INFO] [stderr] Checking daemon-engine v0.6.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:17:1 [INFO] [stdout] | [INFO] [stdout] 17 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Clone` is imported redundantly [INFO] [stdout] --> src/server.rs:11:18 [INFO] [stdout] | [INFO] [stdout] 11 | use std::clone::{Clone}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Clone` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/codecs/json.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:27:1 [INFO] [stdout] | [INFO] [stdout] 27 | extern crate serde_json; [INFO] [stdout] | ------------------------ the item `serde_json` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `future` [INFO] [stdout] --> src/lib.rs:83:15 [INFO] [stdout] | [INFO] [stdout] 83 | use futures::{future, Future, sync::oneshot}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:17:1 [INFO] [stdout] | [INFO] [stdout] 17 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Clone` is imported redundantly [INFO] [stdout] --> src/server.rs:11:18 [INFO] [stdout] | [INFO] [stdout] 11 | use std::clone::{Clone}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Clone` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/codecs/json.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:27:1 [INFO] [stdout] | [INFO] [stdout] 27 | extern crate serde_json; [INFO] [stdout] | ------------------------ the item `serde_json` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `future` [INFO] [stdout] --> src/lib.rs:83:15 [INFO] [stdout] | [INFO] [stdout] 83 | use futures::{future, Future, sync::oneshot}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `GenericServer` is never used [INFO] [stdout] --> src/lib.rs:39:7 [INFO] [stdout] | [INFO] [stdout] 39 | trait GenericServer { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `GenericServer` is never used [INFO] [stdout] --> src/lib.rs:39:7 [INFO] [stdout] | [INFO] [stdout] 39 | trait GenericServer { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.25s [INFO] running `Command { std: "docker" "inspect" "bdafe77ef4899bb18caf39190bd8b30b06ca8be8e9feaff2b7f43a29c6582a16", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bdafe77ef4899bb18caf39190bd8b30b06ca8be8e9feaff2b7f43a29c6582a16", kill_on_drop: false }` [INFO] [stdout] bdafe77ef4899bb18caf39190bd8b30b06ca8be8e9feaff2b7f43a29c6582a16