[INFO] fetching crate bitconch-jsonrpc-pubsub 0.1.0... [INFO] testing bitconch-jsonrpc-pubsub-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate bitconch-jsonrpc-pubsub 0.1.0 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate bitconch-jsonrpc-pubsub 0.1.0 [INFO] finished tweaking crates.io crate bitconch-jsonrpc-pubsub 0.1.0 [INFO] tweaked toml for crates.io crate bitconch-jsonrpc-pubsub 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate bitconch-jsonrpc-pubsub 0.1.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 86 packages to latest compatible versions [INFO] [stderr] Adding parking_lot v0.6.4 (available: v0.12.4) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded bitconch-jsonrpc-tcp-server v0.1.0 [INFO] [stderr] Downloaded bitconch-jsonrpc-core v0.1.0 [INFO] [stderr] Downloaded bitconch-jsonrpc-server-utils v0.1.0 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2eac99a39bbcb6feda252f1247c55d3a74103d358110ceb0d593e7668aa91b1d [INFO] running `Command { std: "docker" "start" "-a" "2eac99a39bbcb6feda252f1247c55d3a74103d358110ceb0d593e7668aa91b1d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2eac99a39bbcb6feda252f1247c55d3a74103d358110ceb0d593e7668aa91b1d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2eac99a39bbcb6feda252f1247c55d3a74103d358110ceb0d593e7668aa91b1d", kill_on_drop: false }` [INFO] [stdout] 2eac99a39bbcb6feda252f1247c55d3a74103d358110ceb0d593e7668aa91b1d [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 1b7ccda059137560e7d7e512c9d5a18604a9cfc42b9fad77987b3ae223fc136d [INFO] running `Command { std: "docker" "start" "-a" "1b7ccda059137560e7d7e512c9d5a18604a9cfc42b9fad77987b3ae223fc136d", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling stable_deref_trait v1.2.0 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling memchr v2.7.5 [INFO] [stderr] Compiling futures v0.1.31 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling owning_ref v0.4.1 [INFO] [stderr] Compiling lock_api v0.1.5 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand v0.5.6 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Compiling smallvec v0.6.14 [INFO] [stderr] Compiling serde_json v1.0.140 [INFO] [stderr] Compiling parking_lot v0.6.4 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling bitconch-jsonrpc-core v0.1.0 [INFO] [stderr] Compiling bitconch-jsonrpc-pubsub v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/subscription.rs:18:68 [INFO] [stdout] | [INFO] [stdout] 18 | active_subscriptions: Mutex>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 18 | active_subscriptions: Mutex>>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/subscription.rs:20:25 [INFO] [stdout] | [INFO] [stdout] 20 | on_drop: Mutex>>, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 20 | on_drop: Mutex>>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/subscription.rs:49:37 [INFO] [stdout] | [INFO] [stdout] 49 | pub fn on_drop(&self, on_drop: Box) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 49 | pub fn on_drop(&self, on_drop: Box) { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.16s [INFO] running `Command { std: "docker" "inspect" "1b7ccda059137560e7d7e512c9d5a18604a9cfc42b9fad77987b3ae223fc136d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b7ccda059137560e7d7e512c9d5a18604a9cfc42b9fad77987b3ae223fc136d", kill_on_drop: false }` [INFO] [stdout] 1b7ccda059137560e7d7e512c9d5a18604a9cfc42b9fad77987b3ae223fc136d [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 3491308f55e28050a9730106852c3cae45dd98a5e6c9312175e8d030551fd4a9 [INFO] running `Command { std: "docker" "start" "-a" "3491308f55e28050a9730106852c3cae45dd98a5e6c9312175e8d030551fd4a9", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling num_cpus v1.17.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling net2 v0.2.39 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling lock_api v0.3.4 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling tokio-sync v0.1.8 [INFO] [stderr] Compiling parking_lot_core v0.6.3 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Compiling regex-syntax v0.8.5 [INFO] [stderr] Compiling bstr v1.12.0 [INFO] [stderr] Compiling unicase v2.8.1 [INFO] [stderr] Compiling tokio-service v0.1.0 [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/subscription.rs:18:68 [INFO] [stdout] | [INFO] [stdout] 18 | active_subscriptions: Mutex>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 18 | active_subscriptions: Mutex>>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/subscription.rs:20:25 [INFO] [stdout] | [INFO] [stdout] 20 | on_drop: Mutex>>, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 20 | on_drop: Mutex>>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/subscription.rs:49:37 [INFO] [stdout] | [INFO] [stdout] 49 | pub fn on_drop(&self, on_drop: Box) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 49 | pub fn on_drop(&self, on_drop: Box) { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling tokio-io v0.1.13 [INFO] [stderr] Compiling tokio-executor v0.1.10 [INFO] [stderr] Compiling crossbeam-queue v0.2.3 [INFO] [stderr] Compiling tokio-codec v0.1.2 [INFO] [stderr] Compiling tokio-current-thread v0.1.7 [INFO] [stderr] Compiling tokio-timer v0.2.13 [INFO] [stderr] Compiling crossbeam-deque v0.7.4 [INFO] [stderr] Compiling tokio-reactor v0.1.12 [INFO] [stderr] Compiling mio-uds v0.6.8 [INFO] [stderr] Compiling tokio-threadpool v0.1.18 [INFO] [stderr] Compiling tokio-uds v0.2.7 [INFO] [stderr] Compiling tokio-udp v0.1.6 [INFO] [stderr] Compiling tokio-tcp v0.1.4 [INFO] [stderr] Compiling regex-automata v0.4.9 [INFO] [stderr] Compiling tokio-fs v0.1.7 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling globset v0.4.16 [INFO] [stderr] Compiling bitconch-jsonrpc-server-utils v0.1.0 [INFO] [stderr] Compiling bitconch-jsonrpc-tcp-server v0.1.0 [INFO] [stderr] Compiling bitconch-jsonrpc-pubsub v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/subscription.rs:18:68 [INFO] [stdout] | [INFO] [stdout] 18 | active_subscriptions: Mutex>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 18 | active_subscriptions: Mutex>>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/subscription.rs:20:25 [INFO] [stdout] | [INFO] [stdout] 20 | on_drop: Mutex>>, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 20 | on_drop: Mutex>>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/subscription.rs:49:37 [INFO] [stdout] | [INFO] [stdout] 49 | pub fn on_drop(&self, on_drop: Box) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 49 | pub fn on_drop(&self, on_drop: Box) { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 5.23s [INFO] running `Command { std: "docker" "inspect" "3491308f55e28050a9730106852c3cae45dd98a5e6c9312175e8d030551fd4a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3491308f55e28050a9730106852c3cae45dd98a5e6c9312175e8d030551fd4a9", kill_on_drop: false }` [INFO] [stdout] 3491308f55e28050a9730106852c3cae45dd98a5e6c9312175e8d030551fd4a9 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 7081cf76df7aca99e2f077f34755f8f3e91b590e8b75d41b3982c8c075946e79 [INFO] running `Command { std: "docker" "start" "-a" "7081cf76df7aca99e2f077f34755f8f3e91b590e8b75d41b3982c8c075946e79", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/subscription.rs:18:68 [INFO] [stderr] | [INFO] [stderr] 18 | active_subscriptions: Mutex>>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 18 | active_subscriptions: Mutex>>, [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/subscription.rs:20:25 [INFO] [stderr] | [INFO] [stderr] 20 | on_drop: Mutex>>, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 20 | on_drop: Mutex>>, [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/subscription.rs:49:37 [INFO] [stderr] | [INFO] [stderr] 49 | pub fn on_drop(&self, on_drop: Box) { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 49 | pub fn on_drop(&self, on_drop: Box) { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `bitconch-jsonrpc-pubsub` (lib) generated 3 warnings (run `cargo fix --lib -p bitconch-jsonrpc-pubsub` to apply 3 suggestions) [INFO] [stderr] warning: `bitconch-jsonrpc-pubsub` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/bitconch_jsonrpc_pubsub-901da9f8dc5103a5) [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test subscription::tests::should_assign_id ... ok [INFO] [stdout] test subscription::tests::should_reject ... ok [INFO] [stdout] test subscription::tests::should_remove_subscription ... ok [INFO] [stdout] test handler::tests::should_handle_subscription ... ok [INFO] [stdout] test subscription::tests::should_send_notification_to_the_transport ... ok [INFO] [stdout] test subscription::tests::should_subscribe ... ok [INFO] [stdout] test subscription::tests::should_unregister_in_case_of_collision ... ok [INFO] [stdout] test subscription::tests::should_unregister_on_drop ... ok [INFO] [stdout] test types::tests::should_convert_between_value_and_subscription_id ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "7081cf76df7aca99e2f077f34755f8f3e91b590e8b75d41b3982c8c075946e79", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7081cf76df7aca99e2f077f34755f8f3e91b590e8b75d41b3982c8c075946e79", kill_on_drop: false }` [INFO] [stdout] 7081cf76df7aca99e2f077f34755f8f3e91b590e8b75d41b3982c8c075946e79