[INFO] crate trust-dns-https 0.3.2 is already in cache
[INFO] extracting crate trust-dns-https 0.3.2 into work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/reg/trust-dns-https/0.3.2
[INFO] extracting crate trust-dns-https 0.3.2 into work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/reg/trust-dns-https/0.3.2
[INFO] validating manifest of trust-dns-https-0.3.2 on toolchain master#39401465da4ce27aeeb2c2a26133ac35c63aa515
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of trust-dns-https-0.3.2 on toolchain try#f45cc3094ee337acd688771b9234318046b0572d
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing trust-dns-https-0.3.2
[INFO] finished frobbing trust-dns-https-0.3.2
[INFO] frobbed toml for trust-dns-https-0.3.2 written to work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/reg/trust-dns-https/0.3.2/Cargo.toml
[INFO] started frobbing trust-dns-https-0.3.2
[INFO] finished frobbing trust-dns-https-0.3.2
[INFO] frobbed toml for trust-dns-https-0.3.2 written to work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/reg/trust-dns-https/0.3.2/Cargo.toml
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking trust-dns-https-0.3.2 against master#39401465da4ce27aeeb2c2a26133ac35c63aa515 for pr-60914
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60914/worker-3/master#39401465da4ce27aeeb2c2a26133ac35c63aa515:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/reg/trust-dns-https/0.3.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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=forbid" "-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" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 726982178b3b607a6c1db352f194387f01ec9f8441a306fb8f6f2a1978ab230e
[INFO] running `"docker" "start" "-a" "726982178b3b607a6c1db352f194387f01ec9f8441a306fb8f6f2a1978ab230e"`
[INFO] [stderr]     Checking rustls v0.15.2
[INFO] [stderr]     Checking h2 v0.1.20
[INFO] [stderr]     Checking typed-headers v0.1.1
[INFO] [stderr]     Checking tokio-rustls v0.9.3
[INFO] [stderr]     Checking trust-dns-rustls v0.6.3
[INFO] [stderr]     Checking trust-dns-https v0.3.2 (/opt/crater/workdir)
[INFO] [stderr] error: ambiguous associated item
[INFO] [stderr]    --> src/https_server.rs:100:44
[INFO] [stderr]     |
[INFO] [stderr] 100 |     fn poll(&mut self) -> Poll<Self::Item, Self::Error> {
[INFO] [stderr]     |                                            ^^^^^^^^^^^ help: use fully-qualified syntax: `<https_server::HttpsToMessageInner<R> as Trait>::Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(ambiguous_associated_items)] on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #57644 <https://github.com/rust-lang/rust/issues/57644>
[INFO] [stderr] note: `Error` could refer to variant defined here
[INFO] [stderr]    --> src/https_server.rs:90:5
[INFO] [stderr]     |
[INFO] [stderr] 90  |     Error(Option<HttpsError>),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] note: `Error` could also refer to associated type defined here
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.27/src/future/mod.rs:184:5
[INFO] [stderr]     |
[INFO] [stderr] 184 |     type Error;
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `trust-dns-https`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: ambiguous associated item
[INFO] [stderr]    --> src/https_server.rs:100:44
[INFO] [stderr]     |
[INFO] [stderr] 100 |     fn poll(&mut self) -> Poll<Self::Item, Self::Error> {
[INFO] [stderr]     |                                            ^^^^^^^^^^^ help: use fully-qualified syntax: `<https_server::HttpsToMessageInner<R> as Trait>::Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(ambiguous_associated_items)] on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #57644 <https://github.com/rust-lang/rust/issues/57644>
[INFO] [stderr] note: `Error` could refer to variant defined here
[INFO] [stderr]    --> src/https_server.rs:90:5
[INFO] [stderr]     |
[INFO] [stderr] 90  |     Error(Option<HttpsError>),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] note: `Error` could also refer to associated type defined here
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.27/src/future/mod.rs:184:5
[INFO] [stderr]     |
[INFO] [stderr] 184 |     type Error;
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `trust-dns-https`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "726982178b3b607a6c1db352f194387f01ec9f8441a306fb8f6f2a1978ab230e"`
[INFO] running `"docker" "rm" "-f" "726982178b3b607a6c1db352f194387f01ec9f8441a306fb8f6f2a1978ab230e"`
[INFO] [stdout] 726982178b3b607a6c1db352f194387f01ec9f8441a306fb8f6f2a1978ab230e