[INFO] fetching crate yash-executor 1.0.0...
[INFO] testing yash-executor-1.0.0 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate yash-executor 1.0.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate yash-executor 1.0.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate yash-executor 1.0.0
[INFO] tweaked toml for crates.io crate yash-executor 1.0.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate yash-executor 1.0.0 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 2 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]     Blocking waiting for file lock on package cache
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c4df491d8a99c75bf61c3555aad61b45aa272f139e8cdc9bb3738d58cfcfee8
[INFO] running `Command { std: "docker" "start" "-a" "3c4df491d8a99c75bf61c3555aad61b45aa272f139e8cdc9bb3738d58cfcfee8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c4df491d8a99c75bf61c3555aad61b45aa272f139e8cdc9bb3738d58cfcfee8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c4df491d8a99c75bf61c3555aad61b45aa272f139e8cdc9bb3738d58cfcfee8", kill_on_drop: false }`
[INFO] [stdout] 3c4df491d8a99c75bf61c3555aad61b45aa272f139e8cdc9bb3738d58cfcfee8
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c14d325717bd3912655c4bd11322a72a622e142255c47b571b4f375c60f56a1
[INFO] running `Command { std: "docker" "start" "-a" "6c14d325717bd3912655c4bd11322a72a622e142255c47b571b4f375c60f56a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling yash-executor v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "6c14d325717bd3912655c4bd11322a72a622e142255c47b571b4f375c60f56a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c14d325717bd3912655c4bd11322a72a622e142255c47b571b4f375c60f56a1", kill_on_drop: false }`
[INFO] [stdout] 6c14d325717bd3912655c4bd11322a72a622e142255c47b571b4f375c60f56a1
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63c413f0e336c22174f79c62e8ab6edc3fe173fd4be65114972f786d5f1eb12b
[INFO] running `Command { std: "docker" "start" "-a" "63c413f0e336c22174f79c62e8ab6edc3fe173fd4be65114972f786d5f1eb12b", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling yash-executor v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "63c413f0e336c22174f79c62e8ab6edc3fe173fd4be65114972f786d5f1eb12b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63c413f0e336c22174f79c62e8ab6edc3fe173fd4be65114972f786d5f1eb12b", kill_on_drop: false }`
[INFO] [stdout] 63c413f0e336c22174f79c62e8ab6edc3fe173fd4be65114972f786d5f1eb12b
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d14303fb0d1c1d04766fef198af82f2ff07be5b917dbf181e36a22e23eeedaf9
[INFO] running `Command { std: "docker" "start" "-a" "d14303fb0d1c1d04766fef198af82f2ff07be5b917dbf181e36a22e23eeedaf9", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/yash_executor-e7a90169ad5e69e1)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test task::tests::multiple_tasks_can_be_enqueued_at_once ... ok
[INFO] [stdout] test task::tests::polling_pending_future ... ok
[INFO] [stdout] test task::tests::polling_ready_future ... ok
[INFO] [stdout] test task::tests::polling_pending_future_again_should_do_nothing ... ok
[INFO] [stdout] test task::tests::task_enqueues_itself_when_woken_with_executor ... ok
[INFO] [stdout] test task::tests::task_does_not_enqueue_again_if_already_enqueued ... ok
[INFO] [stdout] test task::tests::waking_without_executor_does_nothing ... ok
[INFO] [stdout] test task::tests::polling_without_executor_panics - should panic ... ok
[INFO] [stdout] test task::tests::recursive_poll_panics - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/executor.rs (/opt/rustwide/target/debug/deps/executor-9a0c267c2eee4450)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test run_until_stalled::returns_number_of_completed_tasks ... ok
[INFO] [stdout] test run_until_stalled::returns_zero_when_no_tasks ... ok
[INFO] [stdout] test spawn::increases_wake_count ... ok
[INFO] [stdout] test spawn::does_not_poll_added_future ... ok
[INFO] [stdout] test spawn_pinned::does_not_poll_added_future ... ok
[INFO] [stdout] test spawn::returns_receiver_that_yields_result ... ok
[INFO] [stdout] test spawn_pinned::increases_wake_count ... ok
[INFO] [stdout] test spawn::task_runs_even_if_receiver_is_dropped_early ... ok
[INFO] [stdout] test step::removes_task_from_wake_queue ... ok
[INFO] [stdout] test step::returns_false_when_task_not_complete ... ok
[INFO] [stdout] test step::returns_none_when_no_tasks ... ok
[INFO] [stdout] test step::returns_true_when_task_complete ... ok
[INFO] [stdout] test step::supports_spawning_tasks_within_tasks ... ok
[INFO] [stdout] test step::supports_yielding_future ... 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]      Running tests/forwarder.rs (/opt/rustwide/target/debug/deps/forwarder-2174a45032e5229c)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test poll_and_send ... ok
[INFO] [stdout] test second_poll_overwrites_waker ... ok
[INFO] [stdout] test send_and_poll ... ok
[INFO] [stdout] test send_to_dropped_receiver ... ok
[INFO] [stdout] test send_and_try_receive ... ok
[INFO] [stdout] test try_receive_after_received ... ok
[INFO] [stdout] test try_receive_does_not_modify_waker ... ok
[INFO] [stdout] test try_receive_from_dropped_sender ... ok
[INFO] [stdout] test try_receive_without_send ... ok
[INFO] [stdout] test poll_after_received - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/spawner.rs (/opt/rustwide/target/debug/deps/spawner-d5388d78a5ba249c)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test spawn::dead_spawner_does_nothing ... ok
[INFO] [stdout] test spawn::spawner_does_nothing_after_executor_was_dropped ... ok
[INFO] [stdout] test spawn::spawning_task_outside_task ... ok
[INFO] [stdout] test spawn::spawning_task_inside_task ... ok
[INFO] [stdout] test spawn_pinned::dead_spawner_does_nothing ... ok
[INFO] [stdout] test spawn_pinned::spawner_does_nothing_after_executor_was_dropped ... ok
[INFO] [stdout] test spawn_pinned::spawning_task_inside_task ... ok
[INFO] [stdout] test spawn_pinned::spawning_task_outside_task ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests yash_executor
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/forwarder.rs - forwarder (line 11) ... ok
[INFO] [stdout] test src/lib.rs - (line 19) ... ok
[INFO] [stdout] test src/lib.rs - Spawner (line 90) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d14303fb0d1c1d04766fef198af82f2ff07be5b917dbf181e36a22e23eeedaf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d14303fb0d1c1d04766fef198af82f2ff07be5b917dbf181e36a22e23eeedaf9", kill_on_drop: false }`
[INFO] [stdout] d14303fb0d1c1d04766fef198af82f2ff07be5b917dbf181e36a22e23eeedaf9