[INFO] cloning repository https://github.com/faradayio/toy-tokio-queue
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/faradayio/toy-tokio-queue" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffaradayio%2Ftoy-tokio-queue", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffaradayio%2Ftoy-tokio-queue'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a6cf1ef1b374a51d5f4a1da7e31fc0a98e5c08c4
[INFO] testing faradayio/toy-tokio-queue against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffaradayio%2Ftoy-tokio-queue" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/faradayio/toy-tokio-queue on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/faradayio/toy-tokio-queue
[INFO] finished tweaking git repo https://github.com/faradayio/toy-tokio-queue
[INFO] tweaked toml for git repo https://github.com/faradayio/toy-tokio-queue written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/faradayio/toy-tokio-queue already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8fa31c8ea4befcc25f830ee27ba582a47454ff23d9ddd3c9bceaf9e56e62e8c8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8fa31c8ea4befcc25f830ee27ba582a47454ff23d9ddd3c9bceaf9e56e62e8c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8fa31c8ea4befcc25f830ee27ba582a47454ff23d9ddd3c9bceaf9e56e62e8c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fa31c8ea4befcc25f830ee27ba582a47454ff23d9ddd3c9bceaf9e56e62e8c8", kill_on_drop: false }`
[INFO] [stdout] 8fa31c8ea4befcc25f830ee27ba582a47454ff23d9ddd3c9bceaf9e56e62e8c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8dbd25a44ba666c2803f184fcac3b70fdbb1e1c8cea9f86d448641f2fd45e787
[INFO] running `Command { std: "docker" "start" "-a" "8dbd25a44ba666c2803f184fcac3b70fdbb1e1c8cea9f86d448641f2fd45e787", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.40
[INFO] [stderr]    Compiling futures v0.1.21
[INFO] [stderr]    Compiling cc v1.0.15
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling lazycell v0.6.0
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling slab v0.4.0
[INFO] [stderr]    Compiling pkg-config v0.3.11
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling bitflags v1.0.3
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.7
[INFO] [stderr]    Compiling scoped-tls v0.1.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.8
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling crossbeam-utils v0.3.2
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling textwrap v0.9.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling crossbeam-epoch v0.4.1
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling net2 v0.2.32
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling atty v0.2.10
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling clap v2.31.2
[INFO] [stderr]    Compiling bytes v0.4.7
[INFO] [stderr]    Compiling syn v0.13.10
[INFO] [stderr]    Compiling crossbeam-deque v0.3.1
[INFO] [stderr]    Compiling mio v0.6.14
[INFO] [stderr]    Compiling openssl-sys v0.9.30
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]    Compiling tokio-executor v0.1.2
[INFO] [stderr]    Compiling tokio-io v0.1.6
[INFO] [stderr]    Compiling tokio-threadpool v0.1.3
[INFO] [stderr]    Compiling tokio-timer v0.2.3
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]    Compiling tokio-reactor v0.1.1
[INFO] [stderr]    Compiling tokio-fs v0.1.0
[INFO] [stderr]    Compiling tokio-udp v0.1.0
[INFO] [stderr]    Compiling tokio-tcp v0.1.0
[INFO] [stderr]    Compiling tokio v0.1.6
[INFO] [stderr]    Compiling tokio-core v0.1.17
[INFO] [stderr]    Compiling structopt-derive v0.2.8
[INFO] [stderr]    Compiling tokio-openssl v0.2.0
[INFO] [stderr]    Compiling structopt v0.2.8
[INFO] [stderr]    Compiling backtrace v0.3.7
[INFO] [stderr]    Compiling failure v0.1.1
[INFO] [stderr]    Compiling toy-tokio-queue v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/connection.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 |     stream: Box<Stream<Item = Frame, Error = io::Error> + Send + Sync>,
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream<Item = Frame, Error = io::Error> + Send + Sync`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/connection.rs:28:15
[INFO] [stdout]    |
[INFO] [stdout] 28 |     sink: Box<Sink<SinkItem = Frame, SinkError = io::Error> + Send + Sync>,
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Sink<SinkItem = Frame, SinkError = io::Error> + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TcpStream`
[INFO] [stdout]   --> src/main.rs:21:31
[INFO] [stdout]    |
[INFO] [stdout] 21 | use tokio::net::{TcpListener, TcpStream};
[INFO] [stdout]    |                               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `open_tls`
[INFO] [stdout]   --> src/connection.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn open_tls(host: &str, port: u16) -> AMQPResult<Connection> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_frame_max_limit`
[INFO] [stdout]    --> src/connection.rs:171:12
[INFO] [stdout]     |
[INFO] [stdout] 171 |     pub fn set_frame_max_limit(&mut self, frame_max_limit: u32) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `Command { std: "docker" "inspect" "8dbd25a44ba666c2803f184fcac3b70fdbb1e1c8cea9f86d448641f2fd45e787", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dbd25a44ba666c2803f184fcac3b70fdbb1e1c8cea9f86d448641f2fd45e787", kill_on_drop: false }`
[INFO] [stdout] 8dbd25a44ba666c2803f184fcac3b70fdbb1e1c8cea9f86d448641f2fd45e787
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32091e5e84864369583cad01256898f79176332f5798c1ddf97f40dd80ab0f38
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "32091e5e84864369583cad01256898f79176332f5798c1ddf97f40dd80ab0f38", kill_on_drop: false }`
[INFO] [stderr]    Compiling toy-tokio-queue v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/connection.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 |     stream: Box<Stream<Item = Frame, Error = io::Error> + Send + Sync>,
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream<Item = Frame, Error = io::Error> + Send + Sync`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/connection.rs:28:15
[INFO] [stdout]    |
[INFO] [stdout] 28 |     sink: Box<Sink<SinkItem = Frame, SinkError = io::Error> + Send + Sync>,
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Sink<SinkItem = Frame, SinkError = io::Error> + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TcpStream`
[INFO] [stdout]   --> src/main.rs:21:31
[INFO] [stdout]    |
[INFO] [stdout] 21 | use tokio::net::{TcpListener, TcpStream};
[INFO] [stdout]    |                               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `open_tls`
[INFO] [stdout]   --> src/connection.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn open_tls(host: &str, port: u16) -> AMQPResult<Connection> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_frame_max_limit`
[INFO] [stdout]    --> src/connection.rs:171:12
[INFO] [stdout]     |
[INFO] [stdout] 171 |     pub fn set_frame_max_limit(&mut self, frame_max_limit: u32) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "32091e5e84864369583cad01256898f79176332f5798c1ddf97f40dd80ab0f38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32091e5e84864369583cad01256898f79176332f5798c1ddf97f40dd80ab0f38", kill_on_drop: false }`
[INFO] [stdout] 32091e5e84864369583cad01256898f79176332f5798c1ddf97f40dd80ab0f38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1d442125f7e3466bd33f6ed1356c6ba61fdd9d0eb8a8572421de55bf76df7173
[INFO] running `Command { std: "docker" "start" "-a" "1d442125f7e3466bd33f6ed1356c6ba61fdd9d0eb8a8572421de55bf76df7173", kill_on_drop: false }`
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/connection.rs:25:17
[INFO] [stderr]    |
[INFO] [stderr] 25 |     stream: Box<Stream<Item = Frame, Error = io::Error> + Send + Sync>,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream<Item = Frame, Error = io::Error> + Send + Sync`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/connection.rs:28:15
[INFO] [stderr]    |
[INFO] [stderr] 28 |     sink: Box<Sink<SinkItem = Frame, SinkError = io::Error> + Send + Sync>,
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Sink<SinkItem = Frame, SinkError = io::Error> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TcpStream`
[INFO] [stderr]   --> src/main.rs:21:31
[INFO] [stderr]    |
[INFO] [stderr] 21 | use tokio::net::{TcpListener, TcpStream};
[INFO] [stderr]    |                               ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `open_tls`
[INFO] [stderr]   --> src/connection.rs:34:12
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn open_tls(host: &str, port: u16) -> AMQPResult<Connection> {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_frame_max_limit`
[INFO] [stderr]    --> src/connection.rs:171:12
[INFO] [stderr]     |
[INFO] [stderr] 171 |     pub fn set_frame_max_limit(&mut self, frame_max_limit: u32) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/toy_tokio_queue-472e8413f1b05270
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1d442125f7e3466bd33f6ed1356c6ba61fdd9d0eb8a8572421de55bf76df7173", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d442125f7e3466bd33f6ed1356c6ba61fdd9d0eb8a8572421de55bf76df7173", kill_on_drop: false }`
[INFO] [stdout] 1d442125f7e3466bd33f6ed1356c6ba61fdd9d0eb8a8572421de55bf76df7173