[INFO] fetching crate breadcrumb_channel 0.1.0...
[INFO] testing breadcrumb_channel-0.1.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate breadcrumb_channel 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate breadcrumb_channel 0.1.0
[INFO] finished tweaking crates.io crate breadcrumb_channel 0.1.0
[INFO] tweaked toml for crates.io crate breadcrumb_channel 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate breadcrumb_channel 0.1.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 22 packages to latest compatible versions
[INFO] [stderr]       Adding arc_slice_pool v0.1.1 (available: v0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d9a34917d5d4f2418a80ac2711d58e40dccadcf83e2fa7a47f74b50f2eeecf8
[INFO] running `Command { std: "docker" "start" "-a" "9d9a34917d5d4f2418a80ac2711d58e40dccadcf83e2fa7a47f74b50f2eeecf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d9a34917d5d4f2418a80ac2711d58e40dccadcf83e2fa7a47f74b50f2eeecf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d9a34917d5d4f2418a80ac2711d58e40dccadcf83e2fa7a47f74b50f2eeecf8", kill_on_drop: false }`
[INFO] [stdout] 9d9a34917d5d4f2418a80ac2711d58e40dccadcf83e2fa7a47f74b50f2eeecf8
[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" "-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc2ac65392a3ddf8212fcfd3028599d4edc64f6d2bb72dc58a51b67f6c245494
[INFO] running `Command { std: "docker" "start" "-a" "fc2ac65392a3ddf8212fcfd3028599d4edc64f6d2bb72dc58a51b67f6c245494", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling consume_on_drop v0.1.1
[INFO] [stderr]    Compiling stable_queue v0.1.0
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling derive-where v1.6.0
[INFO] [stderr]    Compiling arc_queue_pool v0.1.0
[INFO] [stderr]    Compiling arc_slice_pool v0.1.1
[INFO] [stderr]    Compiling breadcrumb_channel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.61s
[INFO] running `Command { std: "docker" "inspect" "fc2ac65392a3ddf8212fcfd3028599d4edc64f6d2bb72dc58a51b67f6c245494", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc2ac65392a3ddf8212fcfd3028599d4edc64f6d2bb72dc58a51b67f6c245494", kill_on_drop: false }`
[INFO] [stdout] fc2ac65392a3ddf8212fcfd3028599d4edc64f6d2bb72dc58a51b67f6c245494
[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" "-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dbc849ad91a8ab92e01d23a4aa1fd013639a38f927a5191bd72261edaf935c6b
[INFO] running `Command { std: "docker" "start" "-a" "dbc849ad91a8ab92e01d23a4aa1fd013639a38f927a5191bd72261edaf935c6b", kill_on_drop: false }`
[INFO] [stderr]    Compiling derive-where v1.6.0
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling arc_slice_pool v0.1.1
[INFO] [stderr]    Compiling arc_queue_pool v0.1.0
[INFO] [stderr]    Compiling breadcrumb_channel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.41s
[INFO] running `Command { std: "docker" "inspect" "dbc849ad91a8ab92e01d23a4aa1fd013639a38f927a5191bd72261edaf935c6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbc849ad91a8ab92e01d23a4aa1fd013639a38f927a5191bd72261edaf935c6b", kill_on_drop: false }`
[INFO] [stdout] dbc849ad91a8ab92e01d23a4aa1fd013639a38f927a5191bd72261edaf935c6b
[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" "-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4bc3e2e03b23ad1cf6fd7bca3a4759045e12c8d745e9fc7a88154fce149c6f98
[INFO] running `Command { std: "docker" "start" "-a" "4bc3e2e03b23ad1cf6fd7bca3a4759045e12c8d745e9fc7a88154fce149c6f98", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/breadcrumb_channel-51bda96111aae27a)
[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]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-5ed1c197500b4e83)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test test_arc_channel_creation ... ok
[INFO] [stdout] test test_last_receiver_dropped_after_sender_caught_up ... ok
[INFO] [stdout] test test_message_drop_on_lagging_receiver_removal ... ok
[INFO] [stdout] test test_last_receiver_dropped_after_sender_not_caught_up ... ok
[INFO] [stdout] test test_multiple_receivers ... ok
[INFO] [stdout] test test_lazy_clone ... ok
[INFO] [stdout] test test_receiver_recv_after_sender_dropped ... ok
[INFO] [stdout] test test_multiple_sends ... ok
[INFO] [stdout] test test_send_after_receiver_dropped ... ok
[INFO] [stdout] test test_try_recv_disconnected ... ok
[INFO] [stdout] test test_try_recv_empty ... ok
[INFO] [stdout] test test_try_recv_success ... ok
[INFO] [stdout] test test_try_recv_with_lagging_receiver ... ok
[INFO] [stdout] test test_recv_await ... ok
[INFO] [stdout] test test_sender_closed ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests breadcrumb_channel
[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" "4bc3e2e03b23ad1cf6fd7bca3a4759045e12c8d745e9fc7a88154fce149c6f98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bc3e2e03b23ad1cf6fd7bca3a4759045e12c8d745e9fc7a88154fce149c6f98", kill_on_drop: false }`
[INFO] [stdout] 4bc3e2e03b23ad1cf6fd7bca3a4759045e12c8d745e9fc7a88154fce149c6f98