[INFO] fetching crate futures-rate 0.1.5...
[INFO] testing futures-rate-0.1.5 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate futures-rate 0.1.5 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate futures-rate 0.1.5
[INFO] finished tweaking crates.io crate futures-rate 0.1.5
[INFO] tweaked toml for crates.io crate futures-rate 0.1.5 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate futures-rate 0.1.5 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate futures-rate 0.1.5 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pin-utils v0.1.0-alpha.4
[INFO] [stderr]   Downloaded futures-io v0.3.1
[INFO] [stderr]   Downloaded futures-core v0.3.1
[INFO] [stderr]   Downloaded hermit-abi v0.1.3
[INFO] [stderr]   Downloaded crossbeam-utils v0.7.0
[INFO] [stderr]   Downloaded crossbeam-queue v0.2.0
[INFO] [stderr]   Downloaded futures-executor v0.3.1
[INFO] [stderr]   Downloaded futures-util v0.3.1
[INFO] [stderr]   Downloaded futures-channel v0.3.1
[INFO] [stderr]   Downloaded futures v0.3.1
[INFO] [stderr]   Downloaded syn v1.0.11
[INFO] [stderr]   Downloaded num_cpus v1.11.1
[INFO] [stderr]   Downloaded futures-macro v0.3.1
[INFO] [stderr]   Downloaded futures-sink v0.3.1
[INFO] [stderr]   Downloaded futures-task v0.3.1
[INFO] [stderr]   Downloaded libc v0.2.66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b770a56712e5ce2539f22e95072a0c5baa7a827d8624eb27b425fa3e6deae934
[INFO] running `Command { std: "docker" "start" "-a" "b770a56712e5ce2539f22e95072a0c5baa7a827d8624eb27b425fa3e6deae934", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b770a56712e5ce2539f22e95072a0c5baa7a827d8624eb27b425fa3e6deae934", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b770a56712e5ce2539f22e95072a0c5baa7a827d8624eb27b425fa3e6deae934", kill_on_drop: false }`
[INFO] [stdout] b770a56712e5ce2539f22e95072a0c5baa7a827d8624eb27b425fa3e6deae934
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ad7831725b542a6015db3047f4ca468d0eb41e35588b8b7fa6a40b8b6b5fdb7
[INFO] running `Command { std: "docker" "start" "-a" "3ad7831725b542a6015db3047f4ca468d0eb41e35588b8b7fa6a40b8b6b5fdb7", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-queue v0.2.0
[INFO] [stderr]    Compiling futures-rate v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/gatekeeper.rs:104:13
[INFO] [stdout]     |
[INFO] [stdout] 104 | /             (
[INFO] [stdout] 105 | |                 async move {
[INFO] [stdout]     | |________________^
[INFO] [stdout] ...
[INFO] [stdout] 108 |                   }
[INFO] [stdout]     |  __________________^
[INFO] [stdout] 109 | |                 //            Token {},
[INFO] [stdout] 110 | |             ),
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 104 ~             async move {
[INFO] [stdout] 105 |                     ticket.await?;
[INFO] [stdout] 106 |                     Ok(fut.await)
[INFO] [stdout] 107 ~                 },
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `add_token` is never used
[INFO] [stdout]   --> src/inner.rs:93:8
[INFO] [stdout]    |
[INFO] [stdout] 92 | pub(crate) trait TokenFetcher {
[INFO] [stdout]    |                  ------------ method in this trait
[INFO] [stdout] 93 |     fn add_token(&self, count: usize);
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "3ad7831725b542a6015db3047f4ca468d0eb41e35588b8b7fa6a40b8b6b5fdb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ad7831725b542a6015db3047f4ca468d0eb41e35588b8b7fa6a40b8b6b5fdb7", kill_on_drop: false }`
[INFO] [stdout] 3ad7831725b542a6015db3047f4ca468d0eb41e35588b8b7fa6a40b8b6b5fdb7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64e9cf5eb2da93216ba910164e848e142befef4b943a1f479e320ea10f9b5fd2
[INFO] running `Command { std: "docker" "start" "-a" "64e9cf5eb2da93216ba910164e848e142befef4b943a1f479e320ea10f9b5fd2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling futures-sink v0.3.1
[INFO] [stderr]    Compiling futures-core v0.3.1
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling futures-task v0.3.1
[INFO] [stderr]    Compiling futures-io v0.3.1
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/gatekeeper.rs:104:13
[INFO] [stdout]     |
[INFO] [stdout] 104 | /             (
[INFO] [stdout] 105 | |                 async move {
[INFO] [stdout]     | |________________^
[INFO] [stdout] ...
[INFO] [stdout] 108 |                   }
[INFO] [stdout]     |  __________________^
[INFO] [stdout] 109 | |                 //            Token {},
[INFO] [stdout] 110 | |             ),
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 104 ~             async move {
[INFO] [stdout] 105 |                     ticket.await?;
[INFO] [stdout] 106 |                     Ok(fut.await)
[INFO] [stdout] 107 ~                 },
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `add_token` is never used
[INFO] [stdout]   --> src/inner.rs:93:8
[INFO] [stdout]    |
[INFO] [stdout] 92 | pub(crate) trait TokenFetcher {
[INFO] [stdout]    |                  ------------ method in this trait
[INFO] [stdout] 93 |     fn add_token(&self, count: usize);
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling futures-channel v0.3.1
[INFO] [stderr]    Compiling num_cpus v1.11.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]    Compiling futures-util v0.3.1
[INFO] [stderr]    Compiling futures-executor v0.3.1
[INFO] [stderr]    Compiling futures v0.3.1
[INFO] [stderr]    Compiling futures-rate v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/gatekeeper.rs:104:13
[INFO] [stdout]     |
[INFO] [stdout] 104 | /             (
[INFO] [stdout] 105 | |                 async move {
[INFO] [stdout]     | |________________^
[INFO] [stdout] ...
[INFO] [stdout] 108 |                   }
[INFO] [stdout]     |  __________________^
[INFO] [stdout] 109 | |                 //            Token {},
[INFO] [stdout] 110 | |             ),
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 104 ~             async move {
[INFO] [stdout] 105 |                     ticket.await?;
[INFO] [stdout] 106 |                     Ok(fut.await)
[INFO] [stdout] 107 ~                 },
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `GateKeeperConfig` and `TokenPolicy`
[INFO] [stdout]  --> examples/cooperative_mode.rs:5:32
[INFO] [stdout]   |
[INFO] [stdout] 5 | use futures_rate::{GateKeeper, GateKeeperConfig, TokenPolicy};
[INFO] [stdout]   |                                ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/cooperative_mode.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let mut keeper = GateKeeper::new(1);
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> examples/cooperative_mode.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 54 | /             format!(
[INFO] [stdout] 55 | |                 "{}'s exclusive access is violated ... which should not happen to this test ...",
[INFO] [stdout] 56 | |                 id
[INFO] [stdout] 57 | |             )
[INFO] [stdout]    | |_____________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 54 ~             
[INFO] [stdout] 55 |                 "{}'s exclusive access is violated ... which should not happen to this test ...",
[INFO] [stdout] 56 |                 id
[INFO] [stdout] 57 ~             
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `add_token` is never used
[INFO] [stdout]   --> src/inner.rs:93:8
[INFO] [stdout]    |
[INFO] [stdout] 92 | pub(crate) trait TokenFetcher {
[INFO] [stdout]    |                  ------------ method in this trait
[INFO] [stdout] 93 |     fn add_token(&self, count: usize);
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 8.24s
[INFO] running `Command { std: "docker" "inspect" "64e9cf5eb2da93216ba910164e848e142befef4b943a1f479e320ea10f9b5fd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64e9cf5eb2da93216ba910164e848e142befef4b943a1f479e320ea10f9b5fd2", kill_on_drop: false }`
[INFO] [stdout] 64e9cf5eb2da93216ba910164e848e142befef4b943a1f479e320ea10f9b5fd2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] eac2c2f2650c1b7c9066e9926fc61eb78df4489a3b8c2dab7cece3fd311e14e8
[INFO] running `Command { std: "docker" "start" "-a" "eac2c2f2650c1b7c9066e9926fc61eb78df4489a3b8c2dab7cece3fd311e14e8", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/gatekeeper.rs:104:13
[INFO] [stderr]     |
[INFO] [stderr] 104 | /             (
[INFO] [stderr] 105 | |                 async move {
[INFO] [stderr]     | |________________^
[INFO] [stderr] ...
[INFO] [stderr] 108 |                   }
[INFO] [stderr]     |  __________________^
[INFO] [stderr] 109 | |                 //            Token {},
[INFO] [stderr] 110 | |             ),
[INFO] [stderr]     | |_____________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 104 ~             async move {
[INFO] [stderr] 105 |                     ticket.await?;
[INFO] [stderr] 106 |                     Ok(fut.await)
[INFO] [stderr] 107 ~                 },
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: method `add_token` is never used
[INFO] [stderr]   --> src/inner.rs:93:8
[INFO] [stderr]    |
[INFO] [stderr] 92 | pub(crate) trait TokenFetcher {
[INFO] [stderr]    |                  ------------ method in this trait
[INFO] [stderr] 93 |     fn add_token(&self, count: usize);
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `futures-rate` (lib) generated 2 warnings (run `cargo fix --lib -p futures-rate` to apply 1 suggestion)
[INFO] [stderr] warning: unused imports: `GateKeeperConfig` and `TokenPolicy`
[INFO] [stderr]  --> examples/cooperative_mode.rs:5:32
[INFO] [stderr]   |
[INFO] [stderr] 5 | use futures_rate::{GateKeeper, GateKeeperConfig, TokenPolicy};
[INFO] [stderr]   |                                ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> examples/cooperative_mode.rs:20:9
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let mut keeper = GateKeeper::new(1);
[INFO] [stderr]    |         ----^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> examples/cooperative_mode.rs:54:13
[INFO] [stderr]    |
[INFO] [stderr] 54 | /             format!(
[INFO] [stderr] 55 | |                 "{}'s exclusive access is violated ... which should not happen to this test ...",
[INFO] [stderr] 56 | |                 id
[INFO] [stderr] 57 | |             )
[INFO] [stderr]    | |_____________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]    = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stderr]    = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]    |
[INFO] [stderr] 54 ~             
[INFO] [stderr] 55 |                 "{}'s exclusive access is violated ... which should not happen to this test ...",
[INFO] [stderr] 56 |                 id
[INFO] [stderr] 57 ~             
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `futures-rate` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr] warning: `futures-rate` (example "cooperative_mode") generated 3 warnings (run `cargo fix --example "cooperative_mode" -p futures-rate` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/futures_rate-98d20f4b8e9318e6)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests futures_rate
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/gatekeeper.rs:104:13
[INFO] [stderr]     |
[INFO] [stderr] 104 | /             (
[INFO] [stderr] 105 | |                 async move {
[INFO] [stderr]     | |________________^
[INFO] [stderr] ...
[INFO] [stderr] 108 |                   }
[INFO] [stderr]     |  __________________^
[INFO] [stderr] 109 | |                 //            Token {},
[INFO] [stderr] 110 | |             ),
[INFO] [stderr]     | |_____________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 104 ~             async move {
[INFO] [stderr] 105 |                     ticket.await?;
[INFO] [stderr] 106 |                     Ok(fut.await)
[INFO] [stderr] 107 ~                 },
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.54s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "eac2c2f2650c1b7c9066e9926fc61eb78df4489a3b8c2dab7cece3fd311e14e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eac2c2f2650c1b7c9066e9926fc61eb78df4489a3b8c2dab7cece3fd311e14e8", kill_on_drop: false }`
[INFO] [stdout] eac2c2f2650c1b7c9066e9926fc61eb78df4489a3b8c2dab7cece3fd311e14e8
