[INFO] updating cached repository https://github.com/ovh/beamium
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 819ef8c8581b7a1d20f439678505de58c920923c
[INFO] checking ovh/beamium against try#e60d9e09c55855f5a848fde8ad83e13131a5b241 for pr-68350
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fovh%2Fbeamium" "/workspace/builds/worker-14/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ovh/beamium on toolchain e60d9e09c55855f5a848fde8ad83e13131a5b241
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ovh/beamium
[INFO] finished tweaking git repo https://github.com/ovh/beamium
[INFO] tweaked toml for git repo https://github.com/ovh/beamium written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/ovh/beamium already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /workspace/builds/worker-14/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] acb5227b40b79a03ebf1bcffb5733375079a8a0405281a02be2a3b552f2ed873
[INFO] running `"docker" "start" "-a" "acb5227b40b79a03ebf1bcffb5733375079a8a0405281a02be2a3b552f2ed873"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling smallvec v1.1.0
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling protobuf v2.10.1
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling prometheus v0.7.0
[INFO] [stderr]     Checking humanize-rs v0.1.5
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking buf_redux v0.8.4
[INFO] [stderr]     Checking nom v4.2.3
[INFO] [stderr]     Checking serde_json v1.0.45
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]     Checking syslog v3.3.0
[INFO] [stderr]     Checking crossbeam-channel v0.4.0
[INFO] [stderr]     Checking ctrlc v3.1.3
[INFO] [stderr]     Checking input_buffer v0.2.0
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling ring v0.16.9
[INFO] [stderr]    Compiling libgit2-sys v0.9.2
[INFO] [stderr]     Checking backoff v0.1.6
[INFO] [stderr]     Checking serde-hjson v0.8.2
[INFO] [stderr]     Checking headers-core v0.1.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.12
[INFO] [stderr]    Compiling openssl-sys v0.9.53
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]     Checking tungstenite v0.9.2
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]    Compiling backtrace v0.3.42
[INFO] [stderr]     Checking headers v0.2.3
[INFO] [stderr]     Checking multipart v0.16.1
[INFO] [stderr]     Checking slog-scope v4.3.0
[INFO] [stderr]     Checking slog-async v2.3.0
[INFO] [stderr]     Checking slog-syslog v0.12.0
[INFO] [stderr]     Checking slog-term v2.4.2
[INFO] [stderr]    Compiling libssh2-sys v0.2.14
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]     Checking config v0.9.3
[INFO] [stderr]     Checking warp v0.1.20
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling git2 v0.10.2
[INFO] [stderr]     Checking webpki v0.21.0
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking ct-logs v0.6.0
[INFO] [stderr]     Checking rustls v0.16.0
[INFO] [stderr]     Checking webpki-roots v0.17.0
[INFO] [stderr] error[E0277]: the trait bound `!: std::convert::From<()>` is not satisfied
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/warp-0.1.20/src/test.rs:502:22
[INFO] [stderr]     |
[INFO] [stderr] 502 |                     .forward(tx.sink_map_err(|_| ()))
[INFO] [stderr]     |                      ^^^^^^^ the trait `std::convert::From<()>` is not implemented for `!`
[INFO] [stderr]     |
[INFO] [stderr]     = note: the trait is implemented for `()`. Possibly this error has been caused by changes to Rust's type-inference algorithm (see: https://github.com/rust-lang/rust/issues/48950 for more info). Consider whether you meant to use the type `()` here instead.
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `!: std::convert::From<()>` is not satisfied
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/warp-0.1.20/src/test.rs:503:22
[INFO] [stderr]     |
[INFO] [stderr] 503 |                     .map(|_| ());
[INFO] [stderr]     |                      ^^^ the trait `std::convert::From<()>` is not implemented for `!`
[INFO] [stderr]     |
[INFO] [stderr]     = note: the trait is implemented for `()`. Possibly this error has been caused by changes to Rust's type-inference algorithm (see: https://github.com/rust-lang/rust/issues/48950 for more info). Consider whether you meant to use the type `()` here instead.
[INFO] [stderr]     = note: required because of the requirements on the impl of `futures::Future` for `futures::stream::Forward<futures::stream::MapErr<futures::sync::mpsc::UnboundedReceiver<filters::ws::Message>, [closure@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/warp-0.1.20/src/test.rs:499:30: 501:22]>, futures::sink::SinkMapErr<futures::stream::SplitSink<filters::ws::WebSocket>, [closure@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/warp-0.1.20/src/test.rs:502:46: 502:52]>>`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `!: std::convert::From<()>` is not satisfied
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/warp-0.1.20/src/test.rs:510:22
[INFO] [stderr]     |
[INFO] [stderr] 510 |                     .forward(rd_tx.sink_map_err(|_| ()))
[INFO] [stderr]     |                      ^^^^^^^ the trait `std::convert::From<()>` is not implemented for `!`
[INFO] [stderr]     |
[INFO] [stderr]     = note: the trait is implemented for `()`. Possibly this error has been caused by changes to Rust's type-inference algorithm (see: https://github.com/rust-lang/rust/issues/48950 for more info). Consider whether you meant to use the type `()` here instead.
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `!: std::convert::From<()>` is not satisfied
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/warp-0.1.20/src/test.rs:511:22
[INFO] [stderr]     |
[INFO] [stderr] 511 |                     .map(|_| ());
[INFO] [stderr]     |                      ^^^ the trait `std::convert::From<()>` is not implemented for `!`
[INFO] [stderr]     |
[INFO] [stderr]     = note: the trait is implemented for `()`. Possibly this error has been caused by changes to Rust's type-inference algorithm (see: https://github.com/rust-lang/rust/issues/48950 for more info). Consider whether you meant to use the type `()` here instead.
[INFO] [stderr]     = note: required because of the requirements on the impl of `futures::Future` for `futures::stream::Forward<futures::stream::Then<futures::stream::TakeWhile<futures::stream::SplitStream<filters::ws::WebSocket>, [closure@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/warp-0.1.20/src/test.rs:506:33: 508:22], futures::Done<bool, error::Error>>, [closure@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/warp-0.1.20/src/test.rs:509:27: 509:46], std::result::Result<std::result::Result<filters::ws::Message, error::Error>, !>>, futures::sink::SinkMapErr<futures::sync::mpsc::UnboundedSender<std::result::Result<filters::ws::Message, error::Error>>, [closure@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/warp-0.1.20/src/test.rs:510:49: 510:55]>>`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `!: std::convert::From<()>` is not satisfied
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/warp-0.1.20/src/test.rs:513:35
[INFO] [stderr]     |
[INFO] [stderr] 513 |                 rt.block_on(write.join(read)).expect("websocket forward");
[INFO] [stderr]     |                                   ^^^^ the trait `std::convert::From<()>` is not implemented for `!`
[INFO] [stderr]     |
[INFO] [stderr]     = note: the trait is implemented for `()`. Possibly this error has been caused by changes to Rust's type-inference algorithm (see: https://github.com/rust-lang/rust/issues/48950 for more info). Consider whether you meant to use the type `()` here instead.
[INFO] [stderr]     = note: required because of the requirements on the impl of `futures::Future` for `futures::stream::Forward<futures::stream::MapErr<futures::sync::mpsc::UnboundedReceiver<filters::ws::Message>, [closure@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/warp-0.1.20/src/test.rs:499:30: 501:22]>, futures::sink::SinkMapErr<futures::stream::SplitSink<filters::ws::WebSocket>, [closure@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/warp-0.1.20/src/test.rs:502:46: 502:52]>>`
[INFO] [stderr]     = note: required because of the requirements on the impl of `futures::Future` for `futures::Map<futures::stream::Forward<futures::stream::MapErr<futures::sync::mpsc::UnboundedReceiver<filters::ws::Message>, [closure@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/warp-0.1.20/src/test.rs:499:30: 501:22]>, futures::sink::SinkMapErr<futures::stream::SplitSink<filters::ws::WebSocket>, [closure@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/warp-0.1.20/src/test.rs:502:46: 502:52]>>, [closure@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/warp-0.1.20/src/test.rs:503:26: 503:32]>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 5 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0277`.
[INFO] [stderr] error: could not compile `warp`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "acb5227b40b79a03ebf1bcffb5733375079a8a0405281a02be2a3b552f2ed873"`
[INFO] running `"docker" "rm" "-f" "acb5227b40b79a03ebf1bcffb5733375079a8a0405281a02be2a3b552f2ed873"`
[INFO] [stdout] acb5227b40b79a03ebf1bcffb5733375079a8a0405281a02be2a3b552f2ed873