[INFO] fetching crate ironmq-client 0.1.1...
[INFO] testing ironmq-client-0.1.1 against 1.54.0 for beta-1.55-1
[INFO] extracting crate ironmq-client 0.1.1 into /workspace/builds/worker-73/source
[INFO] validating manifest of crates.io crate ironmq-client 0.1.1 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ironmq-client 0.1.1
[INFO] finished tweaking crates.io crate ironmq-client 0.1.1
[INFO] tweaked toml for crates.io crate ironmq-client 0.1.1 written to /workspace/builds/worker-73/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 961e02a7cdc49c7cf86afc789277f8ab82c6071e764770293e13cab20d6c42f0
[INFO] running `Command { std: "docker" "start" "-a" "961e02a7cdc49c7cf86afc789277f8ab82c6071e764770293e13cab20d6c42f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "961e02a7cdc49c7cf86afc789277f8ab82c6071e764770293e13cab20d6c42f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "961e02a7cdc49c7cf86afc789277f8ab82c6071e764770293e13cab20d6c42f0", kill_on_drop: false }`
[INFO] [stdout] 961e02a7cdc49c7cf86afc789277f8ab82c6071e764770293e13cab20d6c42f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c05fd583e1b4c79e6c90fc7dd97f4ae1447877c17d22694fc838f84d2453d15d
[INFO] running `Command { std: "docker" "start" "-a" "c05fd583e1b4c79e6c90fc7dd97f4ae1447877c17d22694fc838f84d2453d15d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling slab v0.4.4
[INFO] [stderr]    Compiling futures-task v0.3.16
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]    Compiling futures-sink v0.3.16
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-io v0.3.16
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling bytes v0.6.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling tokio v0.3.7
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling tokio-macros v0.3.2
[INFO] [stderr]    Compiling tokio-util v0.5.1
[INFO] [stderr]    Compiling futures-executor v0.3.16
[INFO] [stderr]    Compiling futures v0.3.16
[INFO] [stderr]    Compiling ironmq-codec v0.1.1
[INFO] [stderr]    Compiling ironmq-client v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `env_logger::Builder`
[INFO] [stdout]   --> src/lib.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use env_logger::Builder;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error`, `info`
[INFO] [stdout]   --> src/lib.rs:23:11
[INFO] [stdout]    |
[INFO] [stdout] 23 | use log::{info, error};
[INFO] [stdout]    |           ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]   --> src/lib.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | use std::io::Write;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cb`
[INFO] [stdout]    --> src/client_sm.rs:186:82
[INFO] [stdout]     |
[INFO] [stdout] 186 |     fn basic_consume(&mut self, channel: Channel, args: frame::BasicConsumeArgs, cb: ConsumeCallback) -> MaybeFrame {
[INFO] [stdout]     |                                                                                  ^^ help: if this is intentional, prefix it with an underscore: `_cb`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `consumers`
[INFO] [stdout]   --> src/client_sm.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     consumers: HashMap<(u16, String), ConsumeCallback>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `headers`
[INFO] [stdout]   --> src/client_sm.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     headers: HashMap<u16, DeliveredContent>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `channel`
[INFO] [stdout]    --> src/client_sm.rs:215:5
[INFO] [stdout]     |
[INFO] [stdout] 215 |     channel: u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `consumer_tag`
[INFO] [stdout]    --> src/client_sm.rs:216:5
[INFO] [stdout]     |
[INFO] [stdout] 216 |     consumer_tag: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `header`
[INFO] [stdout]    --> src/client_sm.rs:217:5
[INFO] [stdout]     |
[INFO] [stdout] 217 |     header: Option<frame::ContentHeaderFrame>, // flags
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.47s
[INFO] running `Command { std: "docker" "inspect" "c05fd583e1b4c79e6c90fc7dd97f4ae1447877c17d22694fc838f84d2453d15d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c05fd583e1b4c79e6c90fc7dd97f4ae1447877c17d22694fc838f84d2453d15d", kill_on_drop: false }`
[INFO] [stdout] c05fd583e1b4c79e6c90fc7dd97f4ae1447877c17d22694fc838f84d2453d15d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c289b6851f23fa2fbe0082271238d4cac1cd667a78831c80dd6919a477de2282
[INFO] running `Command { std: "docker" "start" "-a" "c289b6851f23fa2fbe0082271238d4cac1cd667a78831c80dd6919a477de2282", kill_on_drop: false }`
[INFO] [stderr]    Compiling ironmq-client v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `env_logger::Builder`
[INFO] [stdout]   --> src/lib.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use env_logger::Builder;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error`, `info`
[INFO] [stdout]   --> src/lib.rs:23:11
[INFO] [stdout]    |
[INFO] [stdout] 23 | use log::{info, error};
[INFO] [stdout]    |           ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]   --> src/lib.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | use std::io::Write;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cb`
[INFO] [stdout]    --> src/client_sm.rs:186:82
[INFO] [stdout]     |
[INFO] [stdout] 186 |     fn basic_consume(&mut self, channel: Channel, args: frame::BasicConsumeArgs, cb: ConsumeCallback) -> MaybeFrame {
[INFO] [stdout]     |                                                                                  ^^ help: if this is intentional, prefix it with an underscore: `_cb`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `consumers`
[INFO] [stdout]   --> src/client_sm.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     consumers: HashMap<(u16, String), ConsumeCallback>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `headers`
[INFO] [stdout]   --> src/client_sm.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     headers: HashMap<u16, DeliveredContent>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `channel`
[INFO] [stdout]    --> src/client_sm.rs:215:5
[INFO] [stdout]     |
[INFO] [stdout] 215 |     channel: u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `consumer_tag`
[INFO] [stdout]    --> src/client_sm.rs:216:5
[INFO] [stdout]     |
[INFO] [stdout] 216 |     consumer_tag: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `header`
[INFO] [stdout]    --> src/client_sm.rs:217:5
[INFO] [stdout]     |
[INFO] [stdout] 217 |     header: Option<frame::ContentHeaderFrame>, // flags
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/client_sm.rs:271:9
[INFO] [stdout]     |
[INFO] [stdout] 271 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `env_logger::Builder`
[INFO] [stdout]   --> src/lib.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use env_logger::Builder;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error`, `info`
[INFO] [stdout]   --> src/lib.rs:23:11
[INFO] [stdout]    |
[INFO] [stdout] 23 | use log::{info, error};
[INFO] [stdout]    |           ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]   --> src/lib.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | use std::io::Write;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cb`
[INFO] [stdout]    --> src/client_sm.rs:186:82
[INFO] [stdout]     |
[INFO] [stdout] 186 |     fn basic_consume(&mut self, channel: Channel, args: frame::BasicConsumeArgs, cb: ConsumeCallback) -> MaybeFrame {
[INFO] [stdout]     |                                                                                  ^^ help: if this is intentional, prefix it with an underscore: `_cb`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `consumers`
[INFO] [stdout]   --> src/client_sm.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     consumers: HashMap<(u16, String), ConsumeCallback>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `headers`
[INFO] [stdout]   --> src/client_sm.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     headers: HashMap<u16, DeliveredContent>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `channel`
[INFO] [stdout]    --> src/client_sm.rs:215:5
[INFO] [stdout]     |
[INFO] [stdout] 215 |     channel: u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `consumer_tag`
[INFO] [stdout]    --> src/client_sm.rs:216:5
[INFO] [stdout]     |
[INFO] [stdout] 216 |     consumer_tag: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `header`
[INFO] [stdout]    --> src/client_sm.rs:217:5
[INFO] [stdout]     |
[INFO] [stdout] 217 |     header: Option<frame::ContentHeaderFrame>, // flags
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.64s
[INFO] running `Command { std: "docker" "inspect" "c289b6851f23fa2fbe0082271238d4cac1cd667a78831c80dd6919a477de2282", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c289b6851f23fa2fbe0082271238d4cac1cd667a78831c80dd6919a477de2282", kill_on_drop: false }`
[INFO] [stdout] c289b6851f23fa2fbe0082271238d4cac1cd667a78831c80dd6919a477de2282
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3d108805227db6e91517b4009ec029c630e5e18723de17aaad5941c468032ac4
[INFO] running `Command { std: "docker" "start" "-a" "3d108805227db6e91517b4009ec029c630e5e18723de17aaad5941c468032ac4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `env_logger::Builder`
[INFO] [stderr]   --> src/lib.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use env_logger::Builder;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `error`, `info`
[INFO] [stderr]   --> src/lib.rs:23:11
[INFO] [stderr]    |
[INFO] [stderr] 23 | use log::{info, error};
[INFO] [stderr]    |           ^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Write`
[INFO] [stderr]   --> src/lib.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 | use std::io::Write;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cb`
[INFO] [stderr]    --> src/client_sm.rs:186:82
[INFO] [stderr]     |
[INFO] [stderr] 186 |     fn basic_consume(&mut self, channel: Channel, args: frame::BasicConsumeArgs, cb: ConsumeCallback) -> MaybeFrame {
[INFO] [stderr]     |                                                                                  ^^ help: if this is intentional, prefix it with an underscore: `_cb`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `consumers`
[INFO] [stderr]   --> src/client_sm.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     consumers: HashMap<(u16, String), ConsumeCallback>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `headers`
[INFO] [stderr]   --> src/client_sm.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     headers: HashMap<u16, DeliveredContent>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `channel`
[INFO] [stderr]    --> src/client_sm.rs:215:5
[INFO] [stderr]     |
[INFO] [stderr] 215 |     channel: u16,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `consumer_tag`
[INFO] [stderr]    --> src/client_sm.rs:216:5
[INFO] [stderr]     |
[INFO] [stderr] 216 |     consumer_tag: String,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `header`
[INFO] [stderr]    --> src/client_sm.rs:217:5
[INFO] [stderr]     |
[INFO] [stderr] 217 |     header: Option<frame::ContentHeaderFrame>, // flags
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/client_sm.rs:271:9
[INFO] [stderr]     |
[INFO] [stderr] 271 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `env_logger::Builder`
[INFO] [stderr]   --> src/lib.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use env_logger::Builder;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `error`, `info`
[INFO] [stderr]   --> src/lib.rs:23:11
[INFO] [stderr]    |
[INFO] [stderr] 23 | use log::{info, error};
[INFO] [stderr]    |           ^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Write`
[INFO] [stderr]   --> src/lib.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 | use std::io::Write;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cb`
[INFO] [stderr]    --> src/client_sm.rs:186:82
[INFO] [stderr]     |
[INFO] [stderr] 186 |     fn basic_consume(&mut self, channel: Channel, args: frame::BasicConsumeArgs, cb: ConsumeCallback) -> MaybeFrame {
[INFO] [stderr]     |                                                                                  ^^ help: if this is intentional, prefix it with an underscore: `_cb`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `consumers`
[INFO] [stderr]   --> src/client_sm.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     consumers: HashMap<(u16, String), ConsumeCallback>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `headers`
[INFO] [stderr]   --> src/client_sm.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     headers: HashMap<u16, DeliveredContent>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `channel`
[INFO] [stderr]    --> src/client_sm.rs:215:5
[INFO] [stderr]     |
[INFO] [stderr] 215 |     channel: u16,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `consumer_tag`
[INFO] [stderr]    --> src/client_sm.rs:216:5
[INFO] [stderr]     |
[INFO] [stderr] 216 |     consumer_tag: String,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `header`
[INFO] [stderr]    --> src/client_sm.rs:217:5
[INFO] [stderr]     |
[INFO] [stderr] 217 |     header: Option<frame::ContentHeaderFrame>, // flags
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ironmq_client-52a8deba0038e1bf)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test client_sm::test::connect ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ironmq-client
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 4) - compile ... ok
[INFO] [stdout] test src/lib.rs - connect (line 84) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3d108805227db6e91517b4009ec029c630e5e18723de17aaad5941c468032ac4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d108805227db6e91517b4009ec029c630e5e18723de17aaad5941c468032ac4", kill_on_drop: false }`
[INFO] [stdout] 3d108805227db6e91517b4009ec029c630e5e18723de17aaad5941c468032ac4
