[INFO] fetching crate ws_stream_wasm 0.7.0-beta.1...
[INFO] testing ws_stream_wasm-0.7.0-beta.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate ws_stream_wasm 0.7.0-beta.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ws_stream_wasm 0.7.0-beta.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ws_stream_wasm 0.7.0-beta.1
[INFO] finished tweaking crates.io crate ws_stream_wasm 0.7.0-beta.1
[INFO] tweaked toml for crates.io crate ws_stream_wasm 0.7.0-beta.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 28815d80e1bd48a4ae936eb198f871a071c669748bed6ec84a768d466986d0f0
[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" "28815d80e1bd48a4ae936eb198f871a071c669748bed6ec84a768d466986d0f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28815d80e1bd48a4ae936eb198f871a071c669748bed6ec84a768d466986d0f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28815d80e1bd48a4ae936eb198f871a071c669748bed6ec84a768d466986d0f0", kill_on_drop: false }`
[INFO] [stdout] 28815d80e1bd48a4ae936eb198f871a071c669748bed6ec84a768d466986d0f0
[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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", 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] 9e099f689b23811e1ad33f4a6cce9c78369d6b30e54b8fde1ce264f0846af4db
[INFO] running `Command { std: "docker" "start" "-a" "9e099f689b23811e1ad33f4a6cce9c78369d6b30e54b8fde1ce264f0846af4db", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.69
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling bumpalo v3.4.0
[INFO] [stderr]    Compiling futures-sink v0.3.8
[INFO] [stderr]    Compiling futures-core v0.3.8
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling futures-io v0.3.8
[INFO] [stderr]    Compiling wasm-bindgen v0.2.69
[INFO] [stderr]    Compiling pin-project-lite v0.2.0
[INFO] [stderr]    Compiling send_wrapper v0.5.0
[INFO] [stderr]    Compiling tokio v1.0.1
[INFO] [stderr]    Compiling futures-channel v0.3.8
[INFO] [stderr]    Compiling futures-task v0.3.8
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling semver-parser v0.10.1
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.3.0
[INFO] [stderr]    Compiling async_io_stream v0.2.0
[INFO] [stderr]    Compiling ws_stream_wasm v0.7.0-beta.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.69
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.69
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.69
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling js-sys v0.3.46
[INFO] [stderr]    Compiling web-sys v0.3.46
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.4.19
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling pharos v0.4.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `Command { std: "docker" "inspect" "9e099f689b23811e1ad33f4a6cce9c78369d6b30e54b8fde1ce264f0846af4db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e099f689b23811e1ad33f4a6cce9c78369d6b30e54b8fde1ce264f0846af4db", kill_on_drop: false }`
[INFO] [stdout] 9e099f689b23811e1ad33f4a6cce9c78369d6b30e54b8fde1ce264f0846af4db
[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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", 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] 78244b7d74805096f5d8fcf94055e9f05412d8eda2b6aa6727a45a84f794237c
[INFO] running `Command { std: "docker" "start" "-a" "78244b7d74805096f5d8fcf94055e9f05412d8eda2b6aa6727a45a84f794237c", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling half v1.6.0
[INFO] [stderr]    Compiling bytes v0.6.0
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling yansi v0.5.0
[INFO] [stderr]    Compiling tokio v0.3.6
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.3.19
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling console_error_panic_hook v0.1.6
[INFO] [stderr]    Compiling console_log v0.2.0
[INFO] [stderr]    Compiling pretty_assertions v0.6.1
[INFO] [stderr]    Compiling flexi_logger v0.16.3
[INFO] [stderr]    Compiling wasm-bindgen-test v0.3.19
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_xoshiro v0.4.0
[INFO] [stderr]    Compiling tokio-util v0.5.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling pin-project v0.4.27
[INFO] [stderr]    Compiling futures_codec v0.4.1
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling tokio-serde-cbor v0.5.0
[INFO] [stderr]    Compiling ws_stream_wasm v0.7.0-beta.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 27.91s
[INFO] running `Command { std: "docker" "inspect" "78244b7d74805096f5d8fcf94055e9f05412d8eda2b6aa6727a45a84f794237c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78244b7d74805096f5d8fcf94055e9f05412d8eda2b6aa6727a45a84f794237c", kill_on_drop: false }`
[INFO] [stdout] 78244b7d74805096f5d8fcf94055e9f05412d8eda2b6aa6727a45a84f794237c
[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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 06acc2b85208fca7209499b7bb371a50955f6e42bd768c3e55452fb7e4e7c590
[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" "06acc2b85208fca7209499b7bb371a50955f6e42bd768c3e55452fb7e4e7c590", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ws_stream_wasm-b30fd283d89a3d3c
[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] [stderr]    Doc-tests ws_stream_wasm
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/ws_event.rs - ws_event::WsEvent (line 7) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/ws_event.rs - ws_event::WsEvent (line 7) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `wasm_bindgen_futures::futures_0_3`
[INFO] [stdout]  --> src/ws_event.rs:13:27
[INFO] [stdout]   |
[INFO] [stdout] 9 |   wasm_bindgen_futures :: futures_0_3::spawn_local ,
[INFO] [stdout]   |                           ^^^^^^^^^^^ could not find `futures_0_3` in `wasm_bindgen_futures`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `next` found for enum `std::result::Result<Events<ws_stream_wasm::WsEvent>, pharos::Error>` in the current scope
[INFO] [stdout]    --> src/ws_event.rs:31:17
[INFO] [stdout]     |
[INFO] [stdout] 27  |     assert!( evts.next().await.unwrap_throw().is_closed () );
[INFO] [stdout]     |                   ^^^^ method not found in `std::result::Result<Events<ws_stream_wasm::WsEvent>, pharos::Error>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the method `next` exists but the following trait bounds were not satisfied:
[INFO] [stdout]             `std::result::Result<Events<ws_stream_wasm::WsEvent>, pharos::Error>: Stream`
[INFO] [stdout]             which is required by `std::result::Result<Events<ws_stream_wasm::WsEvent>, pharos::Error>: StreamExt`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/ws_event.rs - ws_event::WsEvent (line 7)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "06acc2b85208fca7209499b7bb371a50955f6e42bd768c3e55452fb7e4e7c590", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06acc2b85208fca7209499b7bb371a50955f6e42bd768c3e55452fb7e4e7c590", kill_on_drop: false }`
[INFO] [stdout] 06acc2b85208fca7209499b7bb371a50955f6e42bd768c3e55452fb7e4e7c590