[INFO] fetching crate coconut 0.1.0...
[INFO] checking coconut-0.1.0 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate coconut 0.1.0 into /workspace/builds/worker-64/source
[INFO] validating manifest of crates.io crate coconut 0.1.0 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate coconut 0.1.0
[INFO] finished tweaking crates.io crate coconut 0.1.0
[INFO] tweaked toml for crates.io crate coconut 0.1.0 written to /workspace/builds/worker-64/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ad224c5fe20612d4dd61ff625b345bc18aa96a780848ff227a43479fbd89d1a
[INFO] running `Command { std: "docker" "start" "-a" "0ad224c5fe20612d4dd61ff625b345bc18aa96a780848ff227a43479fbd89d1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ad224c5fe20612d4dd61ff625b345bc18aa96a780848ff227a43479fbd89d1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ad224c5fe20612d4dd61ff625b345bc18aa96a780848ff227a43479fbd89d1a", kill_on_drop: false }`
[INFO] [stdout] 0ad224c5fe20612d4dd61ff625b345bc18aa96a780848ff227a43479fbd89d1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9253556134b72a503890611d801560f54e492ffd2860c22ff30265452fb8917
[INFO] running `Command { std: "docker" "start" "-a" "d9253556134b72a503890611d801560f54e492ffd2860c22ff30265452fb8917", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-io-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking futures-executor-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking coconut v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0437]: type `SinkError` is not a member of trait `Sink`
[INFO] [stdout]    --> src/lib.rs:150:5
[INFO] [stdout]     |
[INFO] [stdout] 150 |     type SinkError = FramesError<C::Error>;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not a member of trait `Sink`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0437]: type `SinkError` is not a member of trait `Sink`
[INFO] [stdout]    --> src/lib.rs:150:5
[INFO] [stdout]     |
[INFO] [stdout] 150 |     type SinkError = FramesError<C::Error>;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not a member of trait `Sink`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `coconut` due to 6 previous errors
[INFO] [stdout] error[E0220]: associated type `SinkError` not found for `Self`
[INFO] [stdout]    --> src/lib.rs:152:89
[INFO] [stdout]     |
[INFO] [stdout] 152 |     fn poll_ready(self: Pin<&mut Self>, _cx: &mut Context<'_>) -> Poll<Result<(), Self::SinkError>> {
[INFO] [stdout]     |                                                                                         ^^^^^^^^^ associated type `SinkError` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0220]: associated type `SinkError` not found for `Self`
[INFO] [stdout]    --> src/lib.rs:156:70
[INFO] [stdout]     |
[INFO] [stdout] 156 |     fn start_send(self: Pin<&mut Self>, item: T) -> Result<(), Self::SinkError> {
[INFO] [stdout]     |                                                                      ^^^^^^^^^ associated type `SinkError` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `SinkError` not found for `Self`
[INFO] [stdout]    --> src/lib.rs:162:92
[INFO] [stdout]     |
[INFO] [stdout] 162 |     fn poll_flush(mut self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Result<(), Self::SinkError>> {
[INFO] [stdout]     |                                                                                            ^^^^^^^^^ associated type `SinkError` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `SinkError` not found for `Self`
[INFO] [stdout]    --> src/lib.rs:152:89
[INFO] [stdout]     |
[INFO] [stdout] 152 |     fn poll_ready(self: Pin<&mut Self>, _cx: &mut Context<'_>) -> Poll<Result<(), Self::SinkError>> {
[INFO] [stdout]     |                                                                                         ^^^^^^^^^ associated type `SinkError` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `SinkError` not found for `Self`
[INFO] [stdout]    --> src/lib.rs:178:92
[INFO] [stdout]     |
[INFO] [stdout] 178 |     fn poll_close(mut self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Result<(), Self::SinkError>> {
[INFO] [stdout]     |                                                                                            ^^^^^^^^^ associated type `SinkError` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `SinkError` not found for `Self`
[INFO] [stdout]    --> src/lib.rs:156:70
[INFO] [stdout]     |
[INFO] [stdout] 156 |     fn start_send(self: Pin<&mut Self>, item: T) -> Result<(), Self::SinkError> {
[INFO] [stdout]     |                                                                      ^^^^^^^^^ associated type `SinkError` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0220, E0437.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0220`.
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `SinkError` not found for `Self`
[INFO] [stdout]    --> src/lib.rs:162:92
[INFO] [stdout]     |
[INFO] [stdout] 162 |     fn poll_flush(mut self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Result<(), Self::SinkError>> {
[INFO] [stdout]     |                                                                                            ^^^^^^^^^ associated type `SinkError` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `SinkError` not found for `Self`
[INFO] [stdout]    --> src/lib.rs:178:92
[INFO] [stdout]     |
[INFO] [stdout] 178 |     fn poll_close(mut self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Result<(), Self::SinkError>> {
[INFO] [stdout]     |                                                                                            ^^^^^^^^^ associated type `SinkError` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0220, E0437.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0220`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "d9253556134b72a503890611d801560f54e492ffd2860c22ff30265452fb8917", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9253556134b72a503890611d801560f54e492ffd2860c22ff30265452fb8917", kill_on_drop: false }`
[INFO] [stdout] d9253556134b72a503890611d801560f54e492ffd2860c22ff30265452fb8917