[INFO] fetching crate fb_futures_ext 0.1.2...
[INFO] testing fb_futures_ext-0.1.2 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate fb_futures_ext 0.1.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate fb_futures_ext 0.1.2 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fb_futures_ext 0.1.2
[INFO] finished tweaking crates.io crate fb_futures_ext 0.1.2
[INFO] tweaked toml for crates.io crate fb_futures_ext 0.1.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fb_cloned v0.1.2
[INFO] [stderr]   Downloaded lock_ext v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0998192ed737046150fa01b68f7e94ee16871d2e63bfb676f9029eea4fc0ecd8
[INFO] running `Command { std: "docker" "start" "-a" "0998192ed737046150fa01b68f7e94ee16871d2e63bfb676f9029eea4fc0ecd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0998192ed737046150fa01b68f7e94ee16871d2e63bfb676f9029eea4fc0ecd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0998192ed737046150fa01b68f7e94ee16871d2e63bfb676f9029eea4fc0ecd8", kill_on_drop: false }`
[INFO] [stdout] 0998192ed737046150fa01b68f7e94ee16871d2e63bfb676f9029eea4fc0ecd8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 970e9b0cf7d8317560d98b0eafd9951a9fb0552f4d21362165dec98a2aa1e559
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "970e9b0cf7d8317560d98b0eafd9951a9fb0552f4d21362165dec98a2aa1e559", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling tokio-codec v0.1.2
[INFO] [stderr]    Compiling tokio-fs v0.1.7
[INFO] [stderr]    Compiling tokio-uds v0.2.7
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio-udp v0.1.6
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling fb_futures_ext v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.71s
[INFO] running `Command { std: "docker" "inspect" "970e9b0cf7d8317560d98b0eafd9951a9fb0552f4d21362165dec98a2aa1e559", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "970e9b0cf7d8317560d98b0eafd9951a9fb0552f4d21362165dec98a2aa1e559", kill_on_drop: false }`
[INFO] [stdout] 970e9b0cf7d8317560d98b0eafd9951a9fb0552f4d21362165dec98a2aa1e559
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 925681c637381e2adc9c5c5a7073a5f14236b614195685df420df4fdf653ffe2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "925681c637381e2adc9c5c5a7073a5f14236b614195685df420df4fdf653ffe2", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling fb_cloned v0.1.2
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling pretty_assertions v0.6.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling lock_ext v0.1.2
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling fb_futures_ext v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 35.98s
[INFO] running `Command { std: "docker" "inspect" "925681c637381e2adc9c5c5a7073a5f14236b614195685df420df4fdf653ffe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "925681c637381e2adc9c5c5a7073a5f14236b614195685df420df4fdf653ffe2", kill_on_drop: false }`
[INFO] [stdout] 925681c637381e2adc9c5c5a7073a5f14236b614195685df420df4fdf653ffe2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5e8d6804b9a6067ac93fe189c9a92e6c8060eff1777853d2f338462b76d8e1fd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5e8d6804b9a6067ac93fe189c9a92e6c8060eff1777853d2f338462b76d8e1fd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/futures_ext-c4e2cfa6755e2c35)
[INFO] [stdout] running 38 tests
[INFO] [stdout] test bytes_stream::tests::test_read_eof ... ok
[INFO] [stdout] test bytes_stream::tests::test_read_no_data ... ok
[INFO] [stdout] test bytes_stream::tests::test_read_split ... ok
[INFO] [stdout] test bytes_stream::tests::test_read_once ... ok
[INFO] [stdout] test bytes_stream::tests::test_read_join ... ok
[INFO] [stdout] test encode::test::simple ... ok
[INFO] [stdout] test futures_ordered::test::test_basic ... ok
[INFO] [stdout] test streamfork::test::delayed_poll ... ok
[INFO] [stdout] test streamfork::test::delayed_poll_with_err ... ok
[INFO] [stdout] test encode::test::encoding ... ok
[INFO] [stdout] test test::asynchronize_parallel ... ignored
[INFO] [stdout] test streamfork::test::simple ... ok
[INFO] [stdout] test futures_ordered::test::test_serial ... ok
[INFO] [stdout] test test::discard ... ok
[INFO] [stdout] test test::empty ... ok
[INFO] [stdout] test test::enumerate ... ok
[INFO] [stdout] test test::inspect_err ... ok
[INFO] [stdout] test select_all::tests::select_all_many_streams ... ok
[INFO] [stdout] test test::collect_into_set ... ok
[INFO] [stdout] test decode::test::partial ... ok
[INFO] [stdout] test stream_clone::test::err ... ok
[INFO] [stdout] test test::inspect_result ... ok
[INFO] [stdout] test bounded_traversal::tests::test_tick ... ok
[INFO] [stdout] test test::test_buffered ... ok
[INFO] [stdout] test test::return_remainder ... ok
[INFO] [stdout] test split_err::test::err ... ok
[INFO] [stdout] test decode::test::simple ... ok
[INFO] [stdout] test split_err::test::simple ... ok
[INFO] [stdout] test test::inspect_ok ... ok
[INFO] [stdout] test stream_clone::test::simple ... ok
[INFO] [stdout] test test::collect_into_vec ... ok
[INFO] [stdout] test decode::test::large ... ok
[INFO] [stdout] test test::sink_to_async_write ... ok
[INFO] [stdout] test bounded_traversal::tests::test_bounded_traversal_dag_with_cycle ... ok
[INFO] [stdout] test bounded_traversal::tests::test_bounded_traversal_stream ... ok
[INFO] [stdout] test bounded_traversal::tests::test_bounded_traversal_dag ... ok
[INFO] [stdout] test bounded_traversal::tests::test_bounded_traversal ... ok
[INFO] [stderr]    Doc-tests futures_ext
[INFO] [stdout] test test::whole_stream_timeout_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 37 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 3.24s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - SinkToAsyncWrite (line 886) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.81s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5e8d6804b9a6067ac93fe189c9a92e6c8060eff1777853d2f338462b76d8e1fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e8d6804b9a6067ac93fe189c9a92e6c8060eff1777853d2f338462b76d8e1fd", kill_on_drop: false }`
[INFO] [stdout] 5e8d6804b9a6067ac93fe189c9a92e6c8060eff1777853d2f338462b76d8e1fd