[INFO] fetching crate ws_stream_tungstenite 0.6.0...
[INFO] checking ws_stream_tungstenite-0.6.0 against try#7c3a44cf5f95fa5cf164a312bdcf845157af7093 for pr-77325
[INFO] extracting crate ws_stream_tungstenite 0.6.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate ws_stream_tungstenite 0.6.0 on toolchain 7c3a44cf5f95fa5cf164a312bdcf845157af7093
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ws_stream_tungstenite 0.6.0
[INFO] finished tweaking crates.io crate ws_stream_tungstenite 0.6.0
[INFO] tweaked toml for crates.io crate ws_stream_tungstenite 0.6.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate ws_stream_tungstenite 0.6.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] [stdout] error[E0659]: `assert_matches` is ambiguous (glob import vs any other name from outer scope during import/macro resolution)
[INFO] [stdout]    --> src/tung_websocket/notifier.rs:271:4
[INFO] [stdout]     |
[INFO] [stdout] 271 |             assert_matches!( evt, Some( WsEvent::Ping(_) ) );
[INFO] [stdout]     |             ^^^^^^^^^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: `assert_matches` could refer to a macro from prelude
[INFO] [stdout] note: `assert_matches` could also refer to the macro imported here
[INFO] [stdout]    --> src/tung_websocket/notifier.rs:200:6
[INFO] [stdout]     |
[INFO] [stdout] 200 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `assert_matches` to disambiguate
[INFO] [stdout]     = help: or use `self::assert_matches` to refer to this macro unambiguously
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `assert_matches` is ambiguous (glob import vs any other name from outer scope during import/macro resolution)
[INFO] [stdout]    --> src/tung_websocket/notifier.rs:289:4
[INFO] [stdout]     |
[INFO] [stdout] 289 |             assert_matches!( evt, Some( WsEvent::Ping(_) ) );
[INFO] [stdout]     |             ^^^^^^^^^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: `assert_matches` could refer to a macro from prelude
[INFO] [stdout] note: `assert_matches` could also refer to the macro imported here
[INFO] [stdout]    --> src/tung_websocket/notifier.rs:200:6
[INFO] [stdout]     |
[INFO] [stdout] 200 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `assert_matches` to disambiguate
[INFO] [stdout]     = help: or use `self::assert_matches` to refer to this macro unambiguously
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `assert_matches` is ambiguous (glob import vs any other name from outer scope during import/macro resolution)
[INFO] [stdout]   --> src/tung_websocket/closer/closer_send.rs:36:4
[INFO] [stdout]    |
[INFO] [stdout] 36 |             assert_matches!( p, Poll::Ready( Ok(()) ) );
[INFO] [stdout]    |             ^^^^^^^^^^^^^^ ambiguous name
[INFO] [stdout]    |
[INFO] [stdout]    = note: `assert_matches` could refer to a macro from prelude
[INFO] [stdout] note: `assert_matches` could also refer to the macro imported here
[INFO] [stdout]   --> src/tung_websocket/closer/closer_send.rs:5:16
[INFO] [stdout]    |
[INFO] [stdout] 5  | use crate :: { import::*, tung_websocket::{ notifier::Notifier, closer::Closer } };
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout]    = help: consider adding an explicit import of `assert_matches` to disambiguate
[INFO] [stdout]    = help: or use `self::assert_matches` to refer to this macro unambiguously
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `assert_matches` is ambiguous (glob import vs any other name from outer scope during import/macro resolution)
[INFO] [stdout]   --> src/tung_websocket/closer/notify_errors.rs:39:4
[INFO] [stdout]    |
[INFO] [stdout] 39 |             assert_matches!( p, Poll::Ready( Err(()) ) );
[INFO] [stdout]    |             ^^^^^^^^^^^^^^ ambiguous name
[INFO] [stdout]    |
[INFO] [stdout]    = note: `assert_matches` could refer to a macro from prelude
[INFO] [stdout] note: `assert_matches` could also refer to the macro imported here
[INFO] [stdout]   --> src/tung_websocket/closer/notify_errors.rs:5:16
[INFO] [stdout]    |
[INFO] [stdout] 5  | use crate :: { import::*, WsEvent, WsErr, tung_websocket::{ notifier::Notifier, closer::Closer } };
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout]    = help: consider adding an explicit import of `assert_matches` to disambiguate
[INFO] [stdout]    = help: or use `self::assert_matches` to refer to this macro unambiguously
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `assert_matches` is ambiguous (glob import vs any other name from outer scope during import/macro resolution)
[INFO] [stdout]   --> src/tung_websocket/closer/notify_errors.rs:43:4
[INFO] [stdout]    |
[INFO] [stdout] 43 |             assert_matches!( n, Poll::Ready( Ok(()) ) );
[INFO] [stdout]    |             ^^^^^^^^^^^^^^ ambiguous name
[INFO] [stdout]    |
[INFO] [stdout]    = note: `assert_matches` could refer to a macro from prelude
[INFO] [stdout] note: `assert_matches` could also refer to the macro imported here
[INFO] [stdout]   --> src/tung_websocket/closer/notify_errors.rs:5:16
[INFO] [stdout]    |
[INFO] [stdout] 5  | use crate :: { import::*, WsEvent, WsErr, tung_websocket::{ notifier::Notifier, closer::Closer } };
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout]    = help: consider adding an explicit import of `assert_matches` to disambiguate
[INFO] [stdout]    = help: or use `self::assert_matches` to refer to this macro unambiguously
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0659`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ws_stream_tungstenite`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "a6e49c4ab0c55c0b4a26c2db077d75719b28283c76a1670ccfbb8e90d6089fde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6e49c4ab0c55c0b4a26c2db077d75719b28283c76a1670ccfbb8e90d6089fde", kill_on_drop: false }`
[INFO] [stdout] a6e49c4ab0c55c0b4a26c2db077d75719b28283c76a1670ccfbb8e90d6089fde