[INFO] fetching crate suspend-channel 0.1.0...
[INFO] testing suspend-channel-0.1.0 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate suspend-channel 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate suspend-channel 0.1.0
[INFO] finished tweaking crates.io crate suspend-channel 0.1.0
[INFO] tweaked toml for crates.io crate suspend-channel 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate suspend-channel 0.1.0 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "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" "+caccb4d0368bd918ef6668af8e13834d07040417" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded maybe-cell v0.1.1
[INFO] [stderr]   Downloaded suspend-core v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dcf024583529d87faad22f07968f34683c16d984db88747c7d0aa067fad238a8
[INFO] running `Command { std: "docker" "start" "-a" "dcf024583529d87faad22f07968f34683c16d984db88747c7d0aa067fad238a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dcf024583529d87faad22f07968f34683c16d984db88747c7d0aa067fad238a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcf024583529d87faad22f07968f34683c16d984db88747c7d0aa067fad238a8", kill_on_drop: false }`
[INFO] [stdout] dcf024583529d87faad22f07968f34683c16d984db88747c7d0aa067fad238a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4a151eb320ccdb41194884a44b38e8977ca664b95e97efa7582e95b40004007
[INFO] running `Command { std: "docker" "start" "-a" "b4a151eb320ccdb41194884a44b38e8977ca664b95e97efa7582e95b40004007", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling maybe-cell v0.1.1
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling suspend-core v0.1.0
[INFO] [stderr]    Compiling suspend-channel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]  --> src/channel.rs:7:27
[INFO] [stdout]   |
[INFO] [stdout] 7 |     sync::atomic::{fence, spin_loop_hint, AtomicU8, Ordering},
[INFO] [stdout]   |                           ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]    --> src/channel.rs:365:13
[INFO] [stdout]     |
[INFO] [stdout] 365 |             spin_loop_hint();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.68s
[INFO] running `Command { std: "docker" "inspect" "b4a151eb320ccdb41194884a44b38e8977ca664b95e97efa7582e95b40004007", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4a151eb320ccdb41194884a44b38e8977ca664b95e97efa7582e95b40004007", kill_on_drop: false }`
[INFO] [stdout] b4a151eb320ccdb41194884a44b38e8977ca664b95e97efa7582e95b40004007
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7818d14822ab4cc53a543da80f4c45ce5b20f2ab011b3fb7fdc386a2389171bf
[INFO] running `Command { std: "docker" "start" "-a" "7818d14822ab4cc53a543da80f4c45ce5b20f2ab011b3fb7fdc386a2389171bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]  --> src/channel.rs:7:27
[INFO] [stdout]   |
[INFO] [stdout] 7 |     sync::atomic::{fence, spin_loop_hint, AtomicU8, Ordering},
[INFO] [stdout]   |                           ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]    --> src/channel.rs:365:13
[INFO] [stdout]     |
[INFO] [stdout] 365 |             spin_loop_hint();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling suspend-channel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]  --> src/channel.rs:7:27
[INFO] [stdout]   |
[INFO] [stdout] 7 |     sync::atomic::{fence, spin_loop_hint, AtomicU8, Ordering},
[INFO] [stdout]   |                           ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]    --> src/channel.rs:365:13
[INFO] [stdout]     |
[INFO] [stdout] 365 |             spin_loop_hint();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.27s
[INFO] running `Command { std: "docker" "inspect" "7818d14822ab4cc53a543da80f4c45ce5b20f2ab011b3fb7fdc386a2389171bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7818d14822ab4cc53a543da80f4c45ce5b20f2ab011b3fb7fdc386a2389171bf", kill_on_drop: false }`
[INFO] [stdout] 7818d14822ab4cc53a543da80f4c45ce5b20f2ab011b3fb7fdc386a2389171bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dbb9675c182cf5aa22f674b1f8536d03603388c1fd5f9262bafe6cb9c14992f1
[INFO] running `Command { std: "docker" "start" "-a" "dbb9675c182cf5aa22f674b1f8536d03603388c1fd5f9262bafe6cb9c14992f1", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stderr]  --> src/channel.rs:7:27
[INFO] [stderr]   |
[INFO] [stderr] 7 |     sync::atomic::{fence, spin_loop_hint, AtomicU8, Ordering},
[INFO] [stderr]   |                           ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stderr]    --> src/channel.rs:365:13
[INFO] [stderr]     |
[INFO] [stderr] 365 |             spin_loop_hint();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `suspend-channel` (lib) generated 2 warnings
[INFO] [stderr] warning: `suspend-channel` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/suspend_channel-1a5afc1b20ccfacc)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/async_stream.rs (/opt/rustwide/target/debug/deps/async_stream-e17df91309ed5d42)
[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] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test basic_try_stream ... ok
[INFO] [stdout] test empty_stream ... ok
[INFO] [stdout] test basic_stream ... ok
[INFO] [stdout] test test_drop_polled ... ok
[INFO] [stdout] test non_macro ... ok
[INFO] [stdout] test test_drop_unpolled ... ok
[INFO] [stdout] test nest_stream ... ok
[INFO] [stdout] test nest_try_stream ... ok
[INFO] [stdout] test try_stream_fail ... ok
[INFO] [stdout] test test_drop_complete ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/channel.rs (/opt/rustwide/target/debug/deps/channel-51bde2256dce57ee)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test channel_receiver_dropped_complete ... ok
[INFO] [stdout] test channel_receiver_cancel_late ... ok
[INFO] [stdout] test channel_receiver_cancel_early ... ok
[INFO] [stdout] test channel_receiver_block_on ... ok
[INFO] [stdout] test channel_receiver_dropped_early ... ok
[INFO] [stdout] test channel_receiver_stream_one ... ok
[INFO] [stdout] test channel_send_receive_block_on ... ok
[INFO] [stdout] test channel_send_receive_poll ... ok
[INFO] [stdout] test channel_receiver_stream_empty ... ok
[INFO] [stdout] test channel_send_receive_wait_next ... ok
[INFO] [stdout] test channel_receiver_dropped_incomplete ... ok
[INFO] [stdout] test channel_receiver_wait_next ... ok
[INFO] [stdout] test channel_send_receive_forward_thread ... ok
[INFO] [stdout] test channel_send_receive_thread ... ok
[INFO] [stdout] test channel_send_receive_thread_multiple ... ok
[INFO] [stdout] test channel_sender_dropped ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stderr]      Running tests/send_once.rs (/opt/rustwide/target/debug/deps/send_once-247c8dc6fba705a2)
[INFO] [stdout] test send_once_receive_block_on ... ok
[INFO] [stdout] test send_once_receive_wait ... ok
[INFO] [stdout] test send_once_receiver_cancel_early ... ok
[INFO] [stdout] test send_once_receiver_cancel_late ... ok
[INFO] [stdout] test send_once_receive_poll ... ok
[INFO] [stdout] test send_once_receiver_dropped_complete ... ok
[INFO] [stdout] test send_once_receiver_dropped_early ... ok
[INFO] [stdout] test send_once_receiver_dropped_incomplete ... ok
[INFO] [stdout] test send_once_receiver_stream_empty ... ok
[INFO] [stdout] test send_once_sender_dropped ... ok
[INFO] [stdout] test send_once_receiver_stream_one ... ok
[INFO] [stdout] test send_once_tracked_drop ... ok
[INFO] [stdout] test send_once_tracked ... ok
[INFO] [stdout] test send_once_threaded ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests suspend_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" "dbb9675c182cf5aa22f674b1f8536d03603388c1fd5f9262bafe6cb9c14992f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbb9675c182cf5aa22f674b1f8536d03603388c1fd5f9262bafe6cb9c14992f1", kill_on_drop: false }`
[INFO] [stdout] dbb9675c182cf5aa22f674b1f8536d03603388c1fd5f9262bafe6cb9c14992f1