[INFO] crate snowchains 0.2.0 is already in cache [INFO] checking snowchains-0.2.0 against try#e60d9e09c55855f5a848fde8ad83e13131a5b241 for pr-68350 [INFO] extracting crate snowchains 0.2.0 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate snowchains 0.2.0 on toolchain e60d9e09c55855f5a848fde8ad83e13131a5b241 [INFO] running `"/workspace/cargo-home/bin/cargo" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate snowchains 0.2.0 [INFO] finished tweaking crates.io crate snowchains 0.2.0 [INFO] tweaked toml for crates.io crate snowchains 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml [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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stdout] 57c6626eec60399a4a8f42a5e9734e0c81dc24d771e8fdc092c5d6952217e57d [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "57c6626eec60399a4a8f42a5e9734e0c81dc24d771e8fdc092c5d6952217e57d"` [INFO] [stderr] Checking if_chain v0.1.3 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking term_size v0.3.1 [INFO] [stderr] Checking rpassword v2.1.0 [INFO] [stderr] Checking fs2 v0.4.3 [INFO] [stderr] Checking ring v0.16.9 [INFO] [stderr] Checking bzip2-sys v0.1.7 [INFO] [stderr] Checking buf_redux v0.8.4 [INFO] [stderr] Checking twoway v0.1.8 [INFO] [stderr] Checking cookie v0.11.1 [INFO] [stderr] Checking term v0.5.2 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Checking combine v3.8.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking robots_txt v0.6.0 [INFO] [stderr] Checking input_buffer v0.2.0 [INFO] [stderr] Checking bzip2 v0.3.3 [INFO] [stderr] Checking parking_lot_core v0.4.0 [INFO] [stderr] Compiling derive-new v0.5.8 [INFO] [stderr] Compiling html5ever v0.23.0 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Compiling strum_macros v0.13.0 [INFO] [stderr] Compiling derive_more v0.14.1 [INFO] [stderr] Checking sha-1 v0.8.2 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Checking headers-core v0.1.1 [INFO] [stderr] Checking phf v0.7.24 [INFO] [stderr] Checking prettytable-rs v0.8.0 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Checking zip v0.5.4 [INFO] [stderr] Checking webpki v0.21.0 [INFO] [stderr] Checking sct v0.6.0 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Compiling string_cache_codegen v0.4.4 [INFO] [stderr] Checking headers v0.2.3 [INFO] [stderr] Checking tungstenite v0.9.2 [INFO] [stderr] Checking serde_yaml v0.8.11 [INFO] [stderr] Checking toml v0.4.10 [INFO] [stderr] Checking bincode v1.2.1 [INFO] [stderr] Checking webpki-roots v0.17.0 [INFO] [stderr] Checking rustls v0.16.0 [INFO] [stderr] Checking ct-logs v0.6.0 [INFO] [stderr] Checking once_cell v0.1.8 [INFO] [stderr] Compiling mime_guess v1.8.7 [INFO] [stderr] Checking structopt v0.2.18 [INFO] [stderr] Checking tokio-uds v0.2.5 [INFO] [stderr] Checking tokio-udp v0.1.5 [INFO] [stderr] Checking tokio-signal v0.2.7 [INFO] [stderr] Compiling string_cache v0.7.5 [INFO] [stderr] Checking cookie_store v0.7.0 [INFO] [stderr] Checking toml_edit v0.1.5 [INFO] [stderr] Checking tokio-fs v0.1.6 [INFO] [stderr] Compiling snowchains_proc_macros v0.1.0 [INFO] [stderr] Compiling serde_json v1.0.45 [INFO] [stderr] Checking tokio-process v0.2.4 [INFO] [stderr] Checking tokio-rustls v0.10.3 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking multipart v0.16.1 [INFO] [stderr] Checking hyper v0.12.35 [INFO] [stderr] Compiling markup5ever v0.8.1 [INFO] [stderr] Checking hyper-rustls v0.17.1 [INFO] [stderr] Checking warp v0.1.20 [INFO] [stderr] Checking reqwest v0.9.24 [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, [closure@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/warp-0.1.20/src/test.rs:499:30: 501:22]>, futures::sink::SinkMapErr, [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, [closure@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/warp-0.1.20/src/test.rs:506:33: 508:22], futures::Done>, [closure@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/warp-0.1.20/src/test.rs:509:27: 509:46], std::result::Result, !>>, futures::sink::SinkMapErr>, [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, [closure@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/warp-0.1.20/src/test.rs:499:30: 501:22]>, futures::sink::SinkMapErr, [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, [closure@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/warp-0.1.20/src/test.rs:499:30: 501:22]>, futures::sink::SinkMapErr, [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" "57c6626eec60399a4a8f42a5e9734e0c81dc24d771e8fdc092c5d6952217e57d"` [INFO] running `"docker" "rm" "-f" "57c6626eec60399a4a8f42a5e9734e0c81dc24d771e8fdc092c5d6952217e57d"` [INFO] [stdout] 57c6626eec60399a4a8f42a5e9734e0c81dc24d771e8fdc092c5d6952217e57d