[INFO] fetching crate ripb 0.3.1... [INFO] testing ripb-0.3.1 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] extracting crate ripb 0.3.1 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate ripb 0.3.1 [INFO] finished tweaking crates.io crate ripb 0.3.1 [INFO] tweaked toml for crates.io crate ripb 0.3.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate ripb 0.3.1 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 9 packages to latest compatible versions [INFO] [stderr] Adding crossbeam-channel v0.3.9 (available: v0.5.15) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6413e9843f1254d9cb4f5e278b96a2eb05aee4765ec756a5d13d7e31d02fb067 [INFO] running `Command { std: "docker" "start" "-a" "6413e9843f1254d9cb4f5e278b96a2eb05aee4765ec756a5d13d7e31d02fb067", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6413e9843f1254d9cb4f5e278b96a2eb05aee4765ec756a5d13d7e31d02fb067", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6413e9843f1254d9cb4f5e278b96a2eb05aee4765ec756a5d13d7e31d02fb067", kill_on_drop: false }` [INFO] [stdout] 6413e9843f1254d9cb4f5e278b96a2eb05aee4765ec756a5d13d7e31d02fb067 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9300b77d1e1352dabbd30b5cde0dbe0c48c215e74513a3880070d0253df79367 [INFO] running `Command { std: "docker" "start" "-a" "9300b77d1e1352dabbd30b5cde0dbe0c48c215e74513a3880070d0253df79367", kill_on_drop: false }` [INFO] [stderr] Compiling num_cpus v1.17.0 [INFO] [stderr] Compiling ripb v0.3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:123:31 [INFO] [stdout] | [INFO] [stdout] 123 | let message = Any::downcast_ref::(&**payload) [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 123 | let message = ::downcast_ref::(&**payload) [INFO] [stdout] | ++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:807:9 [INFO] [stdout] | [INFO] [stdout] 807 | &self, [INFO] [stdout] | ^^^^^ the lifetime is elided here [INFO] [stdout] 808 | callback: F, [INFO] [stdout] 809 | ) -> Result [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 809 | ) -> Result, DeadBusError> [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.07s [INFO] running `Command { std: "docker" "inspect" "9300b77d1e1352dabbd30b5cde0dbe0c48c215e74513a3880070d0253df79367", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9300b77d1e1352dabbd30b5cde0dbe0c48c215e74513a3880070d0253df79367", kill_on_drop: false }` [INFO] [stdout] 9300b77d1e1352dabbd30b5cde0dbe0c48c215e74513a3880070d0253df79367 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f4c960da9f3a4d47a0519d6b1d4f4138b36655cefde8494de70179ff065a91f1 [INFO] running `Command { std: "docker" "start" "-a" "f4c960da9f3a4d47a0519d6b1d4f4138b36655cefde8494de70179ff065a91f1", kill_on_drop: false }` [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:123:31 [INFO] [stdout] | [INFO] [stdout] 123 | let message = Any::downcast_ref::(&**payload) [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 123 | let message = ::downcast_ref::(&**payload) [INFO] [stdout] | ++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:807:9 [INFO] [stdout] | [INFO] [stdout] 807 | &self, [INFO] [stdout] | ^^^^^ the lifetime is elided here [INFO] [stdout] 808 | callback: F, [INFO] [stdout] 809 | ) -> Result [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 809 | ) -> Result, DeadBusError> [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling bencher v0.1.5 [INFO] [stderr] Compiling ripb v0.3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:123:31 [INFO] [stdout] | [INFO] [stdout] 123 | let message = Any::downcast_ref::(&**payload) [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 123 | let message = ::downcast_ref::(&**payload) [INFO] [stdout] | ++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:807:9 [INFO] [stdout] | [INFO] [stdout] 807 | &self, [INFO] [stdout] | ^^^^^ the lifetime is elided here [INFO] [stdout] 808 | callback: F, [INFO] [stdout] 809 | ) -> Result [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 809 | ) -> Result, DeadBusError> [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.86s [INFO] running `Command { std: "docker" "inspect" "f4c960da9f3a4d47a0519d6b1d4f4138b36655cefde8494de70179ff065a91f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f4c960da9f3a4d47a0519d6b1d4f4138b36655cefde8494de70179ff065a91f1", kill_on_drop: false }` [INFO] [stdout] f4c960da9f3a4d47a0519d6b1d4f4138b36655cefde8494de70179ff065a91f1 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 972c5d99ced2a773600cef3551cf3c3b45588d7af875b046aab511e9262d5ce4 [INFO] running `Command { std: "docker" "start" "-a" "972c5d99ced2a773600cef3551cf3c3b45588d7af875b046aab511e9262d5ce4", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:123:31 [INFO] [stderr] | [INFO] [stderr] 123 | let message = Any::downcast_ref::(&**payload) [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 123 | let message = ::downcast_ref::(&**payload) [INFO] [stderr] | ++++ + [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:807:9 [INFO] [stderr] | [INFO] [stderr] 807 | &self, [INFO] [stderr] | ^^^^^ the lifetime is elided here [INFO] [stderr] 808 | callback: F, [INFO] [stderr] 809 | ) -> Result [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 809 | ) -> Result, DeadBusError> [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `ripb` (lib) generated 2 warnings (run `cargo fix --lib -p ripb` to apply 2 suggestions) [INFO] [stderr] warning: `ripb` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stdout] [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ripb-e7c4f65d01959b4e) [INFO] [stdout] running 12 tests [INFO] [stdout] test tests::no_busyloop ... ignored [INFO] [stdout] test tests::can_send_simple_messages_to_a_subscriber_from_cloned_instance ... ok [INFO] [stdout] test tests::can_unsubscribe_callbacks ... ok [INFO] [stdout] test tests::can_register_multiple_message_handlers_for_the_same_message_on_a_single_receiver ... ok [INFO] [stdout] test tests::can_send_a_complex_message_to_a_subscriber ... ok [INFO] [stdout] test tests::can_drop_the_bus_while_it_is_still_working ... ok [INFO] [stdout] test tests::dropping_subscribers_drops_the_corresponding_subscription ... ok [INFO] [stdout] test tests::can_send_simple_messages_to_a_subscriber_from_multiple_threads ... ok [INFO] [stdout] test tests::subscriber_on_a_dropped_bus_should_generate_dead_bus_error_on_subscribe ... ok [INFO] [stdout] test tests::can_send_a_simple_message_to_2_subscribers ... ok [INFO] [stdout] test tests::can_send_a_simple_message_to_a_subscriber ... ok [INFO] [stderr] Doc-tests ripb [INFO] [stdout] test tests::cannot_receive_messages_in_a_dropped_subscriber ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 11 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.28s [INFO] [stdout] [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] running `Command { std: "docker" "inspect" "972c5d99ced2a773600cef3551cf3c3b45588d7af875b046aab511e9262d5ce4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "972c5d99ced2a773600cef3551cf3c3b45588d7af875b046aab511e9262d5ce4", kill_on_drop: false }` [INFO] [stdout] 972c5d99ced2a773600cef3551cf3c3b45588d7af875b046aab511e9262d5ce4