[INFO] cloning repository https://github.com/lmn/rust-registry-index [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lmn/rust-registry-index" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flmn%2Frust-registry-index", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flmn%2Frust-registry-index'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1dc176a030fe3f9febf9bc524c076f8466f573e9 [INFO] checking lmn/rust-registry-index against try#5ec4d3b0c83717313176eefa7d71e9d36dc83355 for 155501-infallible-never-with-reservation [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flmn%2Frust-registry-index" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/lmn/rust-registry-index [INFO] finished tweaking git repo https://github.com/lmn/rust-registry-index [INFO] tweaked toml for git repo https://github.com/lmn/rust-registry-index written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/lmn/rust-registry-index on toolchain 5ec4d3b0c83717313176eefa7d71e9d36dc83355 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/lmn/rust-registry-index already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8705d0c032ac8badb869f194a862486382fa35ba152b619e9016af16982ae720 [INFO] running `Command { std: "docker" "start" "-a" "8705d0c032ac8badb869f194a862486382fa35ba152b619e9016af16982ae720", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8705d0c032ac8badb869f194a862486382fa35ba152b619e9016af16982ae720", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8705d0c032ac8badb869f194a862486382fa35ba152b619e9016af16982ae720", kill_on_drop: false }` [INFO] [stdout] 8705d0c032ac8badb869f194a862486382fa35ba152b619e9016af16982ae720 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8c82cbaa6f133658669730ee59c52b3aced4b5b01e4980f3abfb556da9d253c7 [INFO] running `Command { std: "docker" "start" "-a" "8c82cbaa6f133658669730ee59c52b3aced4b5b01e4980f3abfb556da9d253c7", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling serde v1.0.101 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Checking unicode-width v0.1.6 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking env_logger v0.6.2 [INFO] [stderr] Checking glob v0.3.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking chrono v0.4.9 [INFO] [stderr] Checking pretty_env_logger v0.3.1 [INFO] [stderr] Checking serde_json v1.0.41 [INFO] [stderr] Checking serde_urlencoded v0.6.1 [INFO] [stderr] Checking warp v0.1.20 [INFO] [stdout] error[E0277]: the trait bound `!: From<()>` is not satisfied [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/warp-0.1.20/src/test.rs:502:30 [INFO] [stdout] | [INFO] [stdout] 502 | .forward(tx.sink_map_err(|_| ())) [INFO] [stdout] | ------- ^^^^^^^^^^^^^^^^^^^^^^^ the trait `From<()>` is not implemented for `!` [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 for more information) [INFO] [stdout] = help: you might have intended to use the type `()` here instead [INFO] [stdout] note: the method call chain might not have had the expected associated types [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/warp-0.1.20/src/test.rs:502:33 [INFO] [stdout] | [INFO] [stdout] 502 | .forward(tx.sink_map_err(|_| ())) [INFO] [stdout] | -- ^^^^^^^^^^^^^^^^^^^^ `Sink::SinkError` is `()` here [INFO] [stdout] | | [INFO] [stdout] | this expression has type `SplitSink` [INFO] [stdout] note: required by a bound in `futures::Stream::forward` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-0.1.29/src/stream/mod.rs:1068:28 [INFO] [stdout] | [INFO] [stdout] 1066 | fn forward(self, sink: S) -> Forward [INFO] [stdout] | ------- required by a bound in this associated function [INFO] [stdout] 1067 | where S: Sink, [INFO] [stdout] 1068 | Self::Error: From, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ required by this bound in `Stream::forward` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `!: From<()>` is not satisfied [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/warp-0.1.20/src/test.rs:498:29 [INFO] [stdout] | [INFO] [stdout] 498 | let write = wr_rx [INFO] [stdout] | _____________________________^ [INFO] [stdout] 499 | | .map_err(|()| { [INFO] [stdout] 500 | | unreachable!("mpsc::Receiver doesn't error"); [INFO] [stdout] 501 | | }) [INFO] [stdout] 502 | | .forward(tx.sink_map_err(|_| ())) [INFO] [stdout] 503 | | .map(|_| ()); [INFO] [stdout] | |________________________________^ the trait `From<()>` is not implemented for `!` [INFO] [stdout] | [INFO] [stdout] help: the trait `futures::Future` is implemented for `Forward` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-0.1.29/src/stream/forward.rs:78:1 [INFO] [stdout] | [INFO] [stdout] 78 | / impl Future for Forward [INFO] [stdout] 79 | | where U: Sink, [INFO] [stdout] 80 | | T: Stream, [INFO] [stdout] 81 | | T::Error: From, [INFO] [stdout] | |_______________________________________^ [INFO] [stdout] = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 for more information) [INFO] [stdout] = help: you might have intended to use the type `()` here instead [INFO] [stdout] = note: required for `Forward, {closure@...}>, ...>` to implement `futures::Future` [INFO] [stdout] = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/warp-56828fe1b91b75d7.long-type-12838776651948358976.txt' [INFO] [stdout] = note: consider using `--verbose` to print the full type name to the console [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `!: From<()>` is not satisfied [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/warp-0.1.20/src/test.rs:503:22 [INFO] [stdout] | [INFO] [stdout] 503 | .map(|_| ()); [INFO] [stdout] | ^^^ the trait `From<()>` is not implemented for `!` [INFO] [stdout] | [INFO] [stdout] help: the trait `futures::Future` is implemented for `Forward` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-0.1.29/src/stream/forward.rs:78:1 [INFO] [stdout] | [INFO] [stdout] 78 | / impl Future for Forward [INFO] [stdout] 79 | | where U: Sink, [INFO] [stdout] 80 | | T: Stream, [INFO] [stdout] 81 | | T::Error: From, [INFO] [stdout] | |_______________________________________^ [INFO] [stdout] = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 for more information) [INFO] [stdout] = help: you might have intended to use the type `()` here instead [INFO] [stdout] = note: required for `Forward, {closure@...}>, ...>` to implement `futures::Future` [INFO] [stdout] = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/warp-56828fe1b91b75d7.long-type-12838776651948358976.txt' [INFO] [stdout] = note: consider using `--verbose` to print the full type name to the console [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `!: From<()>` is not satisfied [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/warp-0.1.20/src/test.rs:510:30 [INFO] [stdout] | [INFO] [stdout] 510 | .forward(rd_tx.sink_map_err(|_| ())) [INFO] [stdout] | ------- ^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `From<()>` is not implemented for `!` [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 for more information) [INFO] [stdout] = help: you might have intended to use the type `()` here instead [INFO] [stdout] note: the method call chain might not have had the expected associated types [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/warp-0.1.20/src/test.rs:510:36 [INFO] [stdout] | [INFO] [stdout] 510 | .forward(rd_tx.sink_map_err(|_| ())) [INFO] [stdout] | ----- ^^^^^^^^^^^^^^^^^^^^ `Sink::SinkError` is `()` here [INFO] [stdout] | | [INFO] [stdout] | this expression has type `UnboundedSender>` [INFO] [stdout] note: required by a bound in `futures::Stream::forward` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-0.1.29/src/stream/mod.rs:1068:28 [INFO] [stdout] | [INFO] [stdout] 1066 | fn forward(self, sink: S) -> Forward [INFO] [stdout] | ------- required by a bound in this associated function [INFO] [stdout] 1067 | where S: Sink, [INFO] [stdout] 1068 | Self::Error: From, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ required by this bound in `Stream::forward` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `!: From<()>` is not satisfied [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/warp-0.1.20/src/test.rs:505:28 [INFO] [stdout] | [INFO] [stdout] 505 | let read = rx [INFO] [stdout] | ____________________________^ [INFO] [stdout] 506 | | .take_while(|m| { [INFO] [stdout] 507 | | futures::future::ok(!m.is_close()) [INFO] [stdout] 508 | | }) [INFO] [stdout] 509 | | .then(|result| Ok(result)) [INFO] [stdout] 510 | | .forward(rd_tx.sink_map_err(|_| ())) [INFO] [stdout] 511 | | .map(|_| ()); [INFO] [stdout] | |________________________________^ the trait `From<()>` is not implemented for `!` [INFO] [stdout] | [INFO] [stdout] help: the trait `futures::Future` is implemented for `Forward` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-0.1.29/src/stream/forward.rs:78:1 [INFO] [stdout] | [INFO] [stdout] 78 | / impl Future for Forward [INFO] [stdout] 79 | | where U: Sink, [INFO] [stdout] 80 | | T: Stream, [INFO] [stdout] 81 | | T::Error: From, [INFO] [stdout] | |_______________________________________^ [INFO] [stdout] = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 for more information) [INFO] [stdout] = help: you might have intended to use the type `()` here instead [INFO] [stdout] = note: required for `Forward, ..., ...>, ..., ...>, ...>` to implement `futures::Future` [INFO] [stdout] = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/warp-56828fe1b91b75d7.long-type-17859774074227108591.txt' [INFO] [stdout] = note: consider using `--verbose` to print the full type name to the console [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `!: From<()>` is not satisfied [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/warp-0.1.20/src/test.rs:511:22 [INFO] [stdout] | [INFO] [stdout] 511 | .map(|_| ()); [INFO] [stdout] | ^^^ the trait `From<()>` is not implemented for `!` [INFO] [stdout] | [INFO] [stdout] help: the trait `futures::Future` is implemented for `Forward` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-0.1.29/src/stream/forward.rs:78:1 [INFO] [stdout] | [INFO] [stdout] 78 | / impl Future for Forward [INFO] [stdout] 79 | | where U: Sink, [INFO] [stdout] 80 | | T: Stream, [INFO] [stdout] 81 | | T::Error: From, [INFO] [stdout] | |_______________________________________^ [INFO] [stdout] = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 for more information) [INFO] [stdout] = help: you might have intended to use the type `()` here instead [INFO] [stdout] = note: required for `Forward, ..., ...>, ..., ...>, ...>` to implement `futures::Future` [INFO] [stdout] = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/warp-56828fe1b91b75d7.long-type-17859774074227108591.txt' [INFO] [stdout] = note: consider using `--verbose` to print the full type name to the console [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `!: From<()>` is not satisfied [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/warp-0.1.20/src/test.rs:513:40 [INFO] [stdout] | [INFO] [stdout] 513 | rt.block_on(write.join(read)).expect("websocket forward"); [INFO] [stdout] | ---- ^^^^ the trait `From<()>` is not implemented for `!` [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] help: the trait `futures::Future` is implemented for `futures::future::Map` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-0.1.29/src/future/map.rs:22:1 [INFO] [stdout] | [INFO] [stdout] 22 | / impl Future for Map [INFO] [stdout] 23 | | where A: Future, [INFO] [stdout] 24 | | F: FnOnce(A::Item) -> U, [INFO] [stdout] | |__________________________________^ [INFO] [stdout] = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 for more information) [INFO] [stdout] = help: you might have intended to use the type `()` here instead [INFO] [stdout] = note: required for `Forward, ..., ...>, ..., ...>, ...>` to implement `futures::Future` [INFO] [stdout] = note: 1 redundant requirement hidden [INFO] [stdout] = note: required for `Map, ..., ...>, ...>, ...>` to implement `futures::Future` [INFO] [stdout] note: required by a bound in `futures::Future::join` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-0.1.29/src/future/mod.rs:717:29 [INFO] [stdout] | [INFO] [stdout] 716 | fn join(self, other: B) -> Join [INFO] [stdout] | ---- required by a bound in this associated function [INFO] [stdout] 717 | where B: IntoFuture, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ required by this bound in `Future::join` [INFO] [stdout] = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/warp-56828fe1b91b75d7.long-type-157586122948344421.txt' [INFO] [stdout] = note: consider using `--verbose` to print the full type name to the console [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `warp` (lib) due to 7 previous errors [INFO] running `Command { std: "docker" "inspect" "8c82cbaa6f133658669730ee59c52b3aced4b5b01e4980f3abfb556da9d253c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8c82cbaa6f133658669730ee59c52b3aced4b5b01e4980f3abfb556da9d253c7", kill_on_drop: false }` [INFO] [stdout] 8c82cbaa6f133658669730ee59c52b3aced4b5b01e4980f3abfb556da9d253c7