[INFO] fetching crate eventuals 0.6.7...
[INFO] checking eventuals-0.6.7 against nightly-2024-02-05 for check-cfg
[INFO] extracting crate eventuals 0.6.7 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate eventuals 0.6.7 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate eventuals 0.6.7
[INFO] finished tweaking crates.io crate eventuals 0.6.7
[INFO] tweaked toml for crates.io crate eventuals 0.6.7 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" "+nightly-2024-02-05" "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" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded never v0.1.0
[INFO] [stderr]   Downloaded by_address v1.1.0
[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" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 426e50544fb316649213b5d3f8b79fb725f239abba10f6e61cea956769b37235
[INFO] running `Command { std: "docker" "start" "-a" "426e50544fb316649213b5d3f8b79fb725f239abba10f6e61cea956769b37235", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "426e50544fb316649213b5d3f8b79fb725f239abba10f6e61cea956769b37235", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "426e50544fb316649213b5d3f8b79fb725f239abba10f6e61cea956769b37235", kill_on_drop: false }`
[INFO] [stdout] 426e50544fb316649213b5d3f8b79fb725f239abba10f6e61cea956769b37235
[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" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 398366bb3b40d1690cdf92e1ffe582f3ed516c55041cfc49963da4d642ae50fb
[INFO] running `Command { std: "docker" "start" "-a" "398366bb3b40d1690cdf92e1ffe582f3ed516c55041cfc49963da4d642ae50fb", kill_on_drop: false }`
[INFO] [stderr]     Checking never v0.1.0
[INFO] [stderr]     Checking by_address v1.1.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking eventuals v0.6.7 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find function `idle` in this scope
[INFO] [stdout]   --> tests/idle.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |         idle().await;
[INFO] [stdout]    |         ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `idle` in this scope
[INFO] [stdout]   --> tests/idle.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     idle().await;
[INFO] [stdout]    |     ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `idle` in this scope
[INFO] [stdout]   --> tests/idle.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     idle().await;
[INFO] [stdout]    |     ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `idle` in this scope
[INFO] [stdout]   --> tests/idle.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     idle().await;
[INFO] [stdout]    |     ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `eventuals` (test "idle") due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: no method named `subscriber_count` found for struct `eventuals::Eventual` in the current scope
[INFO] [stdout]   --> tests/eventual.rs:42:25
[INFO] [stdout]    |
[INFO] [stdout] 42 |     assert_eq!(eventual.subscriber_count(), 0);
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^ help: there is a method with a similar name: `subscribe`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `subscriber_count` found for struct `eventuals::Eventual` in the current scope
[INFO] [stdout]   --> tests/eventual.rs:44:25
[INFO] [stdout]    |
[INFO] [stdout] 44 |     assert_eq!(eventual.subscriber_count(), 1);
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^ help: there is a method with a similar name: `subscribe`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `subscriber_count` found for struct `eventuals::Eventual` in the current scope
[INFO] [stdout]   --> tests/eventual.rs:46:25
[INFO] [stdout]    |
[INFO] [stdout] 46 |     assert_eq!(eventual.subscriber_count(), 2);
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^ help: there is a method with a similar name: `subscribe`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `subscriber_count` found for struct `eventuals::Eventual` in the current scope
[INFO] [stdout]   --> tests/eventual.rs:51:25
[INFO] [stdout]    |
[INFO] [stdout] 51 |     assert_eq!(eventual.subscriber_count(), 1);
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^ help: there is a method with a similar name: `subscribe`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `subscriber_count` found for struct `eventuals::Eventual` in the current scope
[INFO] [stdout]   --> tests/eventual.rs:59:25
[INFO] [stdout]    |
[INFO] [stdout] 59 |     assert_eq!(eventual.subscriber_count(), 0);
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^ help: there is a method with a similar name: `subscribe`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `subscriber_count` found for struct `Arc<eventuals::Eventual<u32>>` in the current scope
[INFO] [stdout]    --> tests/eventual.rs:110:23
[INFO] [stdout]     |
[INFO] [stdout] 110 |     assert_eq!(source.subscriber_count(), 1);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^ help: there is a method with a similar name: `subscribe`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `subscriber_count` found for struct `Arc<eventuals::Eventual<u32>>` in the current scope
[INFO] [stdout]    --> tests/eventual.rs:111:23
[INFO] [stdout]     |
[INFO] [stdout] 111 |     assert_eq!(mapped.subscriber_count(), 0);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^ help: there is a method with a similar name: `subscribe`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `subscriber_count` found for struct `Arc<eventuals::Eventual<u32>>` in the current scope
[INFO] [stdout]    --> tests/eventual.rs:116:23
[INFO] [stdout]     |
[INFO] [stdout] 116 |     assert_eq!(source.subscriber_count(), 1);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^ help: there is a method with a similar name: `subscribe`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `subscriber_count` found for struct `Arc<eventuals::Eventual<u32>>` in the current scope
[INFO] [stdout]    --> tests/eventual.rs:121:23
[INFO] [stdout]     |
[INFO] [stdout] 121 |     assert_eq!(source.subscriber_count(), 0);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^ help: there is a method with a similar name: `subscribe`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `eventuals` (test "eventual") due to 10 previous errors
[INFO] running `Command { std: "docker" "inspect" "398366bb3b40d1690cdf92e1ffe582f3ed516c55041cfc49963da4d642ae50fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "398366bb3b40d1690cdf92e1ffe582f3ed516c55041cfc49963da4d642ae50fb", kill_on_drop: false }`
[INFO] [stdout] 398366bb3b40d1690cdf92e1ffe582f3ed516c55041cfc49963da4d642ae50fb
[INFO] checking eventuals-0.6.7 against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg
[INFO] extracting crate eventuals 0.6.7 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate eventuals 0.6.7 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate eventuals 0.6.7
[INFO] finished tweaking crates.io crate eventuals 0.6.7
[INFO] tweaked toml for crates.io crate eventuals 0.6.7 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" "+nightly-2024-02-05" "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" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0fe0d84267407d246c07f9aca211ee30b9a28afc642c5a8d52991402c80de848
[INFO] running `Command { std: "docker" "start" "-a" "0fe0d84267407d246c07f9aca211ee30b9a28afc642c5a8d52991402c80de848", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0fe0d84267407d246c07f9aca211ee30b9a28afc642c5a8d52991402c80de848", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fe0d84267407d246c07f9aca211ee30b9a28afc642c5a8d52991402c80de848", kill_on_drop: false }`
[INFO] [stdout] 0fe0d84267407d246c07f9aca211ee30b9a28afc642c5a8d52991402c80de848
[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 -Dunexpected_cfgs" "-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" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zcheck-cfg", kill_on_drop: false }`
[INFO] [stdout] 4eaf68aef1291719b4f77c75b2d6afedbe102330dae16103393c80407eee2a04
[INFO] running `Command { std: "docker" "start" "-a" "4eaf68aef1291719b4f77c75b2d6afedbe102330dae16103393c80407eee2a04", kill_on_drop: false }`
[INFO] [stderr]     Checking never v0.1.0
[INFO] [stderr]     Checking by_address v1.1.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking eventuals v0.6.7 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find function `idle` in this scope
[INFO] [stdout]   --> tests/idle.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |         idle().await;
[INFO] [stdout]    |         ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `idle` in this scope
[INFO] [stdout]   --> tests/idle.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     idle().await;
[INFO] [stdout]    |     ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `idle` in this scope
[INFO] [stdout]   --> tests/idle.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     idle().await;
[INFO] [stdout]    |     ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `idle` in this scope
[INFO] [stdout]   --> tests/idle.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     idle().await;
[INFO] [stdout]    |     ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `subscriber_count` found for struct `eventuals::Eventual` in the current scope
[INFO] [stdout]   --> tests/eventual.rs:42:25
[INFO] [stdout]    |
[INFO] [stdout] 42 |     assert_eq!(eventual.subscriber_count(), 0);
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^ help: there is a method with a similar name: `subscribe`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `subscriber_count` found for struct `eventuals::Eventual` in the current scope
[INFO] [stdout]   --> tests/eventual.rs:44:25
[INFO] [stdout]    |
[INFO] [stdout] 44 |     assert_eq!(eventual.subscriber_count(), 1);
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^ help: there is a method with a similar name: `subscribe`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `eventuals` (test "idle") due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: no method named `subscriber_count` found for struct `eventuals::Eventual` in the current scope
[INFO] [stdout]   --> tests/eventual.rs:46:25
[INFO] [stdout]    |
[INFO] [stdout] 46 |     assert_eq!(eventual.subscriber_count(), 2);
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^ help: there is a method with a similar name: `subscribe`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `subscriber_count` found for struct `eventuals::Eventual` in the current scope
[INFO] [stdout]   --> tests/eventual.rs:51:25
[INFO] [stdout]    |
[INFO] [stdout] 51 |     assert_eq!(eventual.subscriber_count(), 1);
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^ help: there is a method with a similar name: `subscribe`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `subscriber_count` found for struct `eventuals::Eventual` in the current scope
[INFO] [stdout]   --> tests/eventual.rs:59:25
[INFO] [stdout]    |
[INFO] [stdout] 59 |     assert_eq!(eventual.subscriber_count(), 0);
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^ help: there is a method with a similar name: `subscribe`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `subscriber_count` found for struct `Arc<eventuals::Eventual<u32>>` in the current scope
[INFO] [stdout]    --> tests/eventual.rs:110:23
[INFO] [stdout]     |
[INFO] [stdout] 110 |     assert_eq!(source.subscriber_count(), 1);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^ help: there is a method with a similar name: `subscribe`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `subscriber_count` found for struct `Arc<eventuals::Eventual<u32>>` in the current scope
[INFO] [stdout]    --> tests/eventual.rs:111:23
[INFO] [stdout]     |
[INFO] [stdout] 111 |     assert_eq!(mapped.subscriber_count(), 0);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^ help: there is a method with a similar name: `subscribe`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `subscriber_count` found for struct `Arc<eventuals::Eventual<u32>>` in the current scope
[INFO] [stdout]    --> tests/eventual.rs:116:23
[INFO] [stdout]     |
[INFO] [stdout] 116 |     assert_eq!(source.subscriber_count(), 1);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^ help: there is a method with a similar name: `subscribe`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `subscriber_count` found for struct `Arc<eventuals::Eventual<u32>>` in the current scope
[INFO] [stdout]    --> tests/eventual.rs:121:23
[INFO] [stdout]     |
[INFO] [stdout] 121 |     assert_eq!(source.subscriber_count(), 0);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^ help: there is a method with a similar name: `subscribe`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `eventuals` (test "eventual") due to 10 previous errors
[INFO] running `Command { std: "docker" "inspect" "4eaf68aef1291719b4f77c75b2d6afedbe102330dae16103393c80407eee2a04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4eaf68aef1291719b4f77c75b2d6afedbe102330dae16103393c80407eee2a04", kill_on_drop: false }`
[INFO] [stdout] 4eaf68aef1291719b4f77c75b2d6afedbe102330dae16103393c80407eee2a04
