[INFO] crate tokio-by-hand 0.0.0 is already in cache [INFO] extracting crate tokio-by-hand 0.0.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/tokio-by-hand/0.0.0 [INFO] extracting crate tokio-by-hand 0.0.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tokio-by-hand/0.0.0 [INFO] validating manifest of tokio-by-hand-0.0.0 on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of tokio-by-hand-0.0.0 on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing tokio-by-hand-0.0.0 [INFO] finished frobbing tokio-by-hand-0.0.0 [INFO] frobbed toml for tokio-by-hand-0.0.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/tokio-by-hand/0.0.0/Cargo.toml [INFO] started frobbing tokio-by-hand-0.0.0 [INFO] finished frobbing tokio-by-hand-0.0.0 [INFO] frobbed toml for tokio-by-hand-0.0.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tokio-by-hand/0.0.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing tokio-by-hand-0.0.0 against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tokio-by-hand/0.0.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] 5ed7cd41afbb256ceb1c65c29ce331131f925e11763b3a2d59e36dedb6e4515b [INFO] running `"docker" "start" "-a" "5ed7cd41afbb256ceb1c65c29ce331131f925e11763b3a2d59e36dedb6e4515b"` [INFO] [stderr] Compiling tokio-by-hand v0.0.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.85s [INFO] running `"docker" "inspect" "5ed7cd41afbb256ceb1c65c29ce331131f925e11763b3a2d59e36dedb6e4515b"` [INFO] running `"docker" "rm" "-f" "5ed7cd41afbb256ceb1c65c29ce331131f925e11763b3a2d59e36dedb6e4515b"` [INFO] [stdout] 5ed7cd41afbb256ceb1c65c29ce331131f925e11763b3a2d59e36dedb6e4515b [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tokio-by-hand/0.0.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] a043b45c0b9499c0252779cf4a8a8ddc8e71b3b7c5dbe6dd3d55b5e9be1c4d8a [INFO] running `"docker" "start" "-a" "a043b45c0b9499c0252779cf4a8a8ddc8e71b3b7c5dbe6dd3d55b5e9be1c4d8a"` [INFO] [stderr] Compiling tokio-by-hand v0.0.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused `futures::stream::Take` in tuple element 0 that must be used [INFO] [stderr] --> src/standard/instant_series.rs:91:7 [INFO] [stderr] | [INFO] [stderr] 91 | producer.forward(consumer).wait().unwrap(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: streams do nothing unless polled [INFO] [stderr] [INFO] [stderr] warning: unused `futures::stream::Take` in tuple element 0 that must be used [INFO] [stderr] --> src/standard/delayed_series.rs:73:5 [INFO] [stderr] | [INFO] [stderr] 73 | core.run(producer.forward(consumer)).unwrap(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: streams do nothing unless polled [INFO] [stderr] [INFO] [stderr] warning: unused `futures::stream::Take` in tuple element 0 that must be used [INFO] [stderr] --> src/standard/delayed_series.rs:87:5 [INFO] [stderr] | [INFO] [stderr] 87 | core.run(producer.forward(consumer)).unwrap(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: streams do nothing unless polled [INFO] [stderr] [INFO] [stderr] warning: unused `futures::stream::Take` in tuple element 0 that must be used [INFO] [stderr] --> src/standard/delayed_series.rs:102:5 [INFO] [stderr] | [INFO] [stderr] 102 | core.run(producer.forward(consumer)).unwrap(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: streams do nothing unless polled [INFO] [stderr] [INFO] [stderr] warning: unused `futures::stream::Take` in tuple element 0 that must be used [INFO] [stderr] --> src/standard/buffered.rs:67:5 [INFO] [stderr] | [INFO] [stderr] 67 | core.run(producer.forward(consumer)).unwrap(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: streams do nothing unless polled [INFO] [stderr] [INFO] [stderr] warning: unused `futures::stream::Take` in tuple element 0 that must be used [INFO] [stderr] --> src/extended/instant_series.rs:115:7 [INFO] [stderr] | [INFO] [stderr] 115 | producer.forward(consumer).wait().unwrap(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: streams do nothing unless polled [INFO] [stderr] [INFO] [stderr] warning: unused `futures::stream::Take` in tuple element 0 that must be used [INFO] [stderr] --> src/extended/delayed_series.rs:98:5 [INFO] [stderr] | [INFO] [stderr] 98 | core.run(producer.forward(consumer)).unwrap(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: streams do nothing unless polled [INFO] [stderr] [INFO] [stderr] warning: unused `futures::stream::Take` in tuple element 0 that must be used [INFO] [stderr] --> src/extended/delayed_series.rs:112:5 [INFO] [stderr] | [INFO] [stderr] 112 | core.run(producer.forward(consumer)).unwrap(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: streams do nothing unless polled [INFO] [stderr] [INFO] [stderr] warning: unused `futures::stream::Take` in tuple element 0 that must be used [INFO] [stderr] --> src/extended/delayed_series.rs:127:5 [INFO] [stderr] | [INFO] [stderr] 127 | core.run(producer.forward(consumer)).unwrap(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: streams do nothing unless polled [INFO] [stderr] [INFO] [stderr] warning: unused `futures::stream::Take` in tuple element 0 that must be used [INFO] [stderr] --> src/extended/buffered.rs:90:5 [INFO] [stderr] | [INFO] [stderr] 90 | core.run(producer.forward(consumer)).unwrap(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: streams do nothing unless polled [INFO] [stderr] [INFO] [stderr] warning: unused `futures::stream::Map` in tuple element 0 that must be used [INFO] [stderr] --> src/extended/adapter.rs:130:5 [INFO] [stderr] | [INFO] [stderr] 130 | / stream [INFO] [stderr] 131 | | .take(7) [INFO] [stderr] 132 | | .inspect(|x| println!("from stream: {:?}", x)) [INFO] [stderr] 133 | | .map(|x| Outgoing(x.0)) [INFO] [stderr] 134 | | .forward(sink).wait().unwrap(); [INFO] [stderr] | |_____________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: streams do nothing unless polled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.53s [INFO] running `"docker" "inspect" "a043b45c0b9499c0252779cf4a8a8ddc8e71b3b7c5dbe6dd3d55b5e9be1c4d8a"` [INFO] running `"docker" "rm" "-f" "a043b45c0b9499c0252779cf4a8a8ddc8e71b3b7c5dbe6dd3d55b5e9be1c4d8a"` [INFO] [stdout] a043b45c0b9499c0252779cf4a8a8ddc8e71b3b7c5dbe6dd3d55b5e9be1c4d8a [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tokio-by-hand/0.0.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"` [INFO] [stdout] bfa6d170d31f4de2d5d483220ac39c37e58d854d1926fd6c4ba77ad60d7c9fea [INFO] running `"docker" "start" "-a" "bfa6d170d31f4de2d5d483220ac39c37e58d854d1926fd6c4ba77ad60d7c9fea"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running /opt/crater/target/debug/deps/tokio_by_hand-1b67873ed4001109 [INFO] [stdout] [INFO] [stdout] running 29 tests [INFO] [stdout] test extended::delayed::tests::producer_completes_in_about_one_second ... ok [INFO] [stdout] test extended::delayed::tests::consumer_completes_in_about_one_second ... ok [INFO] [stdout] test extended::instant::tests::consumer_completes_quickly ... ok [INFO] [stdout] test extended::instant::tests::producer_completes_quickly ... ok [INFO] [stdout] test extended::instant::tests::producer_returns_all_values ... ok [INFO] [stdout] test extended::instant_series::tests::producer_returns_all_values ... ok [INFO] [stdout] test extended::instant_series::tests::forward_to_consumer ... ok [INFO] [stdout] test extended::sleeper::tests::with_wait ... ok [INFO] [stdout] test extended::sleeper::tests::with_core ... ok [INFO] [stdout] test extended::delayed::tests::producer_returns_all_values ... ok [INFO] [stdout] test standard::delayed::tests::consumer_completes_in_about_one_second ... ok [INFO] [stdout] test standard::delayed::tests::producer_completes_in_about_one_second ... ok [INFO] [stdout] test extended::delayed_series::tests::values_take_one_second_to_consume ... ok [INFO] [stdout] test extended::delayed_series::tests::values_take_one_second_to_produce ... ok [INFO] [stdout] test standard::delayed::tests::producer_returns_all_values ... ok [INFO] [stdout] test standard::instant::tests::consumer_completes_quickly ... ok [INFO] [stdout] test standard::instant::tests::producer_completes_quickly ... ok [INFO] [stdout] test standard::instant::tests::producer_returns_all_values ... ok [INFO] [stdout] test standard::instant_series::tests::forward_to_consumer ... ok [INFO] [stdout] test standard::instant_series::tests::producer_returns_all_values ... ok [INFO] [stdout] test extended::delayed_series::tests::production_and_consumption_are_concurrent ... ok [INFO] [stdout] test extended::buffered::tests::production_and_consumption_are_concurrent ... ok [INFO] [stdout] test standard::sleeper::tests::with_core ... ok [INFO] [stdout] test standard::sleeper::tests::with_wait ... ok [INFO] [stdout] test standard::buffered::tests::production_and_consumption_are_concurrent ... ok [INFO] [stdout] test standard::delayed_series::tests::production_and_consumption_are_concurrent ... ok [INFO] [stdout] test standard::delayed_series::tests::values_take_one_second_to_consume ... ok [INFO] [stdout] test standard::delayed_series::tests::values_take_one_second_to_produce ... ok [INFO] [stdout] test extended::adapter::tests::basic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests tokio-by-hand [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 [INFO] [stdout] [INFO] running `"docker" "inspect" "bfa6d170d31f4de2d5d483220ac39c37e58d854d1926fd6c4ba77ad60d7c9fea"` [INFO] running `"docker" "rm" "-f" "bfa6d170d31f4de2d5d483220ac39c37e58d854d1926fd6c4ba77ad60d7c9fea"` [INFO] [stdout] bfa6d170d31f4de2d5d483220ac39c37e58d854d1926fd6c4ba77ad60d7c9fea