[INFO] fetching crate ironmq-client 0.1.1...
[INFO] checking ironmq-client-0.1.1 against a7c37f9f0ee5e93396106e9de20f4a86b4154e63 for pr-129249-4
[INFO] extracting crate ironmq-client 0.1.1 into /workspace/builds/worker-4-tc1/source
[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-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ironmq-client 0.1.1 on toolchain a7c37f9f0ee5e93396106e9de20f4a86b4154e63
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7c37f9f0ee5e93396106e9de20f4a86b4154e63" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7c37f9f0ee5e93396106e9de20f4a86b4154e63" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 48 packages to highest compatible versions
[INFO] [stderr]       Adding bytes v0.6.0 (available: v1.12.1)
[INFO] [stderr]       Adding env_logger v0.7.1 (available: v0.11.11)
[INFO] [stderr]       Adding tokio v0.3.7 (available: v1.54.1)
[INFO] [stderr]       Adding tokio-util v0.5.1 (available: v0.7.20)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7c37f9f0ee5e93396106e9de20f4a86b4154e63" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mio v0.7.14
[INFO] [stderr]   Downloaded tokio-macros v0.3.2
[INFO] [stderr]   Downloaded ironmq-codec v0.1.1
[INFO] [stderr]   Downloaded env_logger v0.7.1
[INFO] [stderr]   Downloaded humantime v1.3.0
[INFO] [stderr]   Downloaded bytes v0.6.0
[INFO] [stderr]   Downloaded tokio-util v0.5.1
[INFO] [stderr]   Downloaded ntapi v0.3.7
[INFO] [stderr]   Downloaded tokio v0.3.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] dc0dfe863d4f7efc701b132d905f5afd32f8c8dab7711855cc5e1138e34d2417
[INFO] running `Command { std: "docker" "start" "dc0dfe863d4f7efc701b132d905f5afd32f8c8dab7711855cc5e1138e34d2417", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc0dfe863d4f7efc701b132d905f5afd32f8c8dab7711855cc5e1138e34d2417", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "dc0dfe863d4f7efc701b132d905f5afd32f8c8dab7711855cc5e1138e34d2417" "/opt/rustwide/cargo-home/bin/cargo" "+a7c37f9f0ee5e93396106e9de20f4a86b4154e63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc0dfe863d4f7efc701b132d905f5afd32f8c8dab7711855cc5e1138e34d2417", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "dc0dfe863d4f7efc701b132d905f5afd32f8c8dab7711855cc5e1138e34d2417" "/opt/rustwide/cargo-home/bin/cargo" "+a7c37f9f0ee5e93396106e9de20f4a86b4154e63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v3.0.9
[INFO] [stderr]     Checking futures-channel v0.3.34
[INFO] [stderr]     Checking futures-task v0.3.34
[INFO] [stderr]     Checking futures-io v0.3.34
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking aho-corasick v1.1.5
[INFO] [stderr]     Checking regex-syntax v0.8.11
[INFO] [stderr]     Checking bytes v0.6.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking lazy_static v1.5.1
[INFO] [stderr]    Compiling tokio v0.3.7
[INFO] [stderr]    Compiling tokio-macros v0.3.2
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking regex-automata v0.4.18
[INFO] [stderr]     Checking tokio-util v0.5.1
[INFO] [stderr]    Compiling futures-macro v0.3.34
[INFO] [stderr]     Checking regex v1.13.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking futures-util v0.3.34
[INFO] [stderr]     Checking futures-executor v0.3.34
[INFO] [stderr]     Checking futures v0.3.34
[INFO] [stderr]     Checking ironmq-codec v0.1.1
[INFO] [stderr]     Checking 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error` and `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 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)]` (part of `#[warn(unused)]`) 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` and `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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `consumers` and `headers` are never read
[INFO] [stdout]   --> src/client_sm.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub(crate) struct ClientState {
[INFO] [stdout]    |                   ----------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 28 |     consumers: HashMap<(u16, String), ConsumeCallback>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 29 |     headers: HashMap<u16, DeliveredContent>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `channel_close` and `exchange_bind` are never used
[INFO] [stdout]   --> src/client_sm.rs:56:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub(crate) trait Client {
[INFO] [stdout]    |                  ------ methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 56 |     fn channel_close(&mut self) -> MaybeFrame;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     fn exchange_bind(&mut self, channel: Channel, args: frame::ExchangeBindArgs) -> MaybeFrame;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `channel`, `consumer_tag`, and `header` are never read
[INFO] [stdout]    --> src/client_sm.rs:215:5
[INFO] [stdout]     |
[INFO] [stdout] 214 | struct DeliveredContent {
[INFO] [stdout]     |        ---------------- fields in this struct
[INFO] [stdout] 215 |     channel: u16,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 216 |     consumer_tag: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 217 |     header: Option<frame::ContentHeaderFrame>, // flags
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `consumers` and `headers` are never read
[INFO] [stdout]   --> src/client_sm.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub(crate) struct ClientState {
[INFO] [stdout]    |                   ----------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 28 |     consumers: HashMap<(u16, String), ConsumeCallback>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 29 |     headers: HashMap<u16, DeliveredContent>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `channel_close` and `exchange_bind` are never used
[INFO] [stdout]   --> src/client_sm.rs:56:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub(crate) trait Client {
[INFO] [stdout]    |                  ------ methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 56 |     fn channel_close(&mut self) -> MaybeFrame;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     fn exchange_bind(&mut self, channel: Channel, args: frame::ExchangeBindArgs) -> MaybeFrame;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `channel`, `consumer_tag`, and `header` are never read
[INFO] [stdout]    --> src/client_sm.rs:215:5
[INFO] [stdout]     |
[INFO] [stdout] 214 | struct DeliveredContent {
[INFO] [stdout]     |        ---------------- fields in this struct
[INFO] [stdout] 215 |     channel: u16,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 216 |     consumer_tag: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 217 |     header: Option<frame::ContentHeaderFrame>, // flags
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.55s
[INFO] running `Command { std: "docker" "inspect" "dc0dfe863d4f7efc701b132d905f5afd32f8c8dab7711855cc5e1138e34d2417", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc0dfe863d4f7efc701b132d905f5afd32f8c8dab7711855cc5e1138e34d2417", kill_on_drop: false }`
[INFO] [stdout] dc0dfe863d4f7efc701b132d905f5afd32f8c8dab7711855cc5e1138e34d2417
