[INFO] fetching crate slave-pool 0.4.0...
[INFO] testing slave-pool-0.4.0 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate slave-pool 0.4.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate slave-pool 0.4.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate slave-pool 0.4.0
[INFO] tweaked toml for crates.io crate slave-pool 0.4.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate slave-pool 0.4.0 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] crate crates.io crate slave-pool 0.4.0 already has a lockfile, it will not be regenerated
[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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thread-waker v1.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 93f744d677f6a4a7c597cb54a291d847e47c671cf9ebf883939a6ed025a60cf4
[INFO] running `Command { std: "docker" "start" "-a" "93f744d677f6a4a7c597cb54a291d847e47c671cf9ebf883939a6ed025a60cf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93f744d677f6a4a7c597cb54a291d847e47c671cf9ebf883939a6ed025a60cf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93f744d677f6a4a7c597cb54a291d847e47c671cf9ebf883939a6ed025a60cf4", kill_on_drop: false }`
[INFO] [stdout] 93f744d677f6a4a7c597cb54a291d847e47c671cf9ebf883939a6ed025a60cf4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 1038570191ec281f2e1f76c42682413b24fe7bd3ecc29c8a488aee7b7e82916f
[INFO] running `Command { std: "docker" "start" "-a" "1038570191ec281f2e1f76c42682413b24fe7bd3ecc29c8a488aee7b7e82916f", kill_on_drop: false }`
[INFO] [stderr]    Compiling slave-pool v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "1038570191ec281f2e1f76c42682413b24fe7bd3ecc29c8a488aee7b7e82916f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1038570191ec281f2e1f76c42682413b24fe7bd3ecc29c8a488aee7b7e82916f", kill_on_drop: false }`
[INFO] [stdout] 1038570191ec281f2e1f76c42682413b24fe7bd3ecc29c8a488aee7b7e82916f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 3df08123758759a6f2e799deaf2536f228af8f4afe3b902b1c6522d335e19c48
[INFO] running `Command { std: "docker" "start" "-a" "3df08123758759a6f2e799deaf2536f228af8f4afe3b902b1c6522d335e19c48", kill_on_drop: false }`
[INFO] [stderr]    Compiling thread-waker v1.2.0
[INFO] [stderr]    Compiling slave-pool v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "3df08123758759a6f2e799deaf2536f228af8f4afe3b902b1c6522d335e19c48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3df08123758759a6f2e799deaf2536f228af8f4afe3b902b1c6522d335e19c48", kill_on_drop: false }`
[INFO] [stdout] 3df08123758759a6f2e799deaf2536f228af8f4afe3b902b1c6522d335e19c48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d7bb12ed940ccb95380d75f67948714b4805abfbb600c45cb0e753133132bae4
[INFO] running `Command { std: "docker" "start" "-a" "d7bb12ed940ccb95380d75f67948714b4805abfbb600c45cb0e753133132bae4", 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/slave_pool-1863f3ae91278dfd)
[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/it_works.rs (/opt/rustwide/target/debug/deps/it_works-064756fc6543b825)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test should_process_sender_drop_after_all_handles_dead ... ok
[INFO] [stdout] test should_shutdown_and_restart ... ok
[INFO] [stdout] test it_works ... ok
[INFO] [stdout] test should_process_receiver_drop_after_all_senders_shutdown ... ok
[INFO] [stdout] test should_spawn_and_over_capacity ... ok
[INFO] [stdout] test should_spawn_over_capacity ... ok
[INFO] [stdout] test should_handle_drop ... ok
[INFO] [stdout] test should_spawn_and_complete_once_available ... ok
[INFO] [stderr]      Running tests/oneshot.rs (/opt/rustwide/target/debug/deps/oneshot-eccbb606a25524a5)
[INFO] [stdout] test should_handle_drop_many ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.59s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test should_correctly_drop_receiver_after_poll ... ok
[INFO] [stdout] test should_correctly_drop_receiver_after_try ... ok
[INFO] [stdout] test should_correctly_error_on_send_dropped_after_poll ... ok
[INFO] [stdout] test should_correctly_error_on_send_dropped_after_try ... ok
[INFO] [stdout] test should_correctly_receive_after_poll ... ok
[INFO] [stdout] test should_correctly_receive_after_try ... ok
[INFO] [stdout] test should_correctly_drop_sender_after_receiver_poll ... ok
[INFO] [stdout] test should_correctly_drop_receiver_after_timeout ... ok
[INFO] [stdout] test should_correctly_error_on_send_dropped_after_timeout ... ok
[INFO] [stdout] test should_correctly_receive_after_timeout ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/panic.rs (/opt/rustwide/target/debug/deps/panic-c7505ff4d8e58b09)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test should_verify_worker_restart_after_panic ... ok
[INFO] [stdout] test should_process_receiver_drop_after_all_senders_dead ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.10s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests slave_pool
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 5) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d7bb12ed940ccb95380d75f67948714b4805abfbb600c45cb0e753133132bae4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7bb12ed940ccb95380d75f67948714b4805abfbb600c45cb0e753133132bae4", kill_on_drop: false }`
[INFO] [stdout] d7bb12ed940ccb95380d75f67948714b4805abfbb600c45cb0e753133132bae4