[INFO] updating cached repository https://github.com/kakoidb/kakoidb [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] 04581cf7cf250a7da295fdf100669ff6a7e9be5c [INFO] checking kakoidb/kakoidb against try#e60d9e09c55855f5a848fde8ad83e13131a5b241 for pr-68350 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkakoidb%2Fkakoidb" "/workspace/builds/worker-6/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kakoidb/kakoidb 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/kakoidb/kakoidb [INFO] finished tweaking git repo https://github.com/kakoidb/kakoidb [INFO] tweaked toml for git repo https://github.com/kakoidb/kakoidb written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/kakoidb/kakoidb 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] Blocking waiting for file lock on package cache [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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] c31572b501056fd8edab136106a13ccce4f9c47e5b4ebb8deff1b3198f32c49b [INFO] running `"docker" "start" "-a" "c31572b501056fd8edab136106a13ccce4f9c47e5b4ebb8deff1b3198f32c49b"` [INFO] [stderr] Compiling either v1.5.0 [INFO] [stderr] Compiling syn v0.15.34 [INFO] [stderr] Compiling ucd-util v0.1.2 [INFO] [stderr] Checking byte-tools v0.3.0 [INFO] [stderr] Compiling bindgen v0.47.3 [INFO] [stderr] Checking opaque-debug v0.2.1 [INFO] [stderr] Checking string v0.1.1 [INFO] [stderr] Checking utf-8 v0.7.4 [INFO] [stderr] Checking rust-ini v0.12.2 [INFO] [stderr] Compiling unicase v2.2.0 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling which v1.0.5 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Compiling crossbeam-utils v0.2.2 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Checking tokio-executor v0.1.5 [INFO] [stderr] Compiling humantime v1.1.1 [INFO] [stderr] Compiling bincode v1.1.4 [INFO] [stderr] Checking yaml-rust v0.4.2 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Checking want v0.0.6 [INFO] [stderr] Compiling regex-syntax v0.6.2 [INFO] [stderr] Checking block-padding v0.1.2 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Checking bytes v0.4.10 [INFO] [stderr] Checking base64 v0.10.0 [INFO] [stderr] Checking tokio-timer v0.2.7 [INFO] [stderr] Checking tokio-current-thread v0.1.3 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Checking indexmap v1.0.2 [INFO] [stderr] Checking toml v0.4.8 [INFO] [stderr] Compiling crossbeam-epoch v0.3.1 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Checking crossbeam-epoch v0.5.2 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Checking nom v4.1.1 [INFO] [stderr] Checking block-buffer v0.7.0 [INFO] [stderr] Checking digest v0.8.0 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking serde_urlencoded v0.5.3 [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] Compiling hashbrown v0.1.8 [INFO] [stderr] Compiling crossbeam-deque v0.2.0 [INFO] [stderr] Checking crossbeam-deque v0.6.1 [INFO] [stderr] Checking tokio-io v0.1.10 [INFO] [stderr] Checking http v0.1.17 [INFO] [stderr] Checking input_buffer v0.2.0 [INFO] [stderr] Checking mime v0.3.12 [INFO] [stderr] Checking sha-1 v0.8.0 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Checking tokio-threadpool v0.1.8 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.6 [INFO] [stderr] Checking tungstenite v0.6.1 [INFO] [stderr] Checking tokio-reactor v0.1.6 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Compiling cexpr v0.3.5 [INFO] [stderr] Checking simplelog v0.5.3 [INFO] [stderr] Compiling rayon v1.0.3 [INFO] [stderr] Checking tokio-fs v0.1.4 [INFO] [stderr] Checking tokio-udp v0.1.2 [INFO] [stderr] Checking tokio-tcp v0.1.2 [INFO] [stderr] Checking tokio-uds v0.2.3 [INFO] [stderr] Checking tokio v0.1.11 [INFO] [stderr] Compiling regex v1.0.5 [INFO] [stderr] Checking h2 v0.1.13 [INFO] [stderr] Checking headers-core v0.1.0 [INFO] [stderr] Compiling env_logger v0.6.1 [INFO] [stderr] Checking serde-hjson v0.8.2 [INFO] [stderr] Compiling cc v1.0.25 [INFO] [stderr] Checking config v0.9.1 [INFO] [stderr] Compiling libloading v0.5.0 [INFO] [stderr] Compiling backtrace-sys v0.1.24 [INFO] [stderr] Checking hyper v0.12.19 [INFO] [stderr] Compiling clang-sys v0.26.4 [INFO] [stderr] Checking backtrace v0.3.9 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling headers-derive v0.1.0 [INFO] [stderr] Compiling juniper_codegen v0.12.0 [INFO] [stderr] Compiling serde_derive v1.0.80 [INFO] [stderr] Compiling failure_derive v0.1.3 [INFO] [stderr] Checking headers v0.2.1 [INFO] [stderr] Checking failure v0.1.3 [INFO] [stderr] Checking warp v0.1.15 [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-0.1.15/src/test.rs:493:22 [INFO] [stderr] | [INFO] [stderr] 493 | .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-0.1.15/src/test.rs:494:22 [INFO] [stderr] | [INFO] [stderr] 494 | .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-0.1.15/src/test.rs:490:30: 492:22]>, futures::sink::SinkMapErr, [closure@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/warp-0.1.15/src/test.rs:493:46: 493:52]>>` [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-0.1.15/src/test.rs:498:22 [INFO] [stderr] | [INFO] [stderr] 498 | .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-0.1.15/src/test.rs:499:22 [INFO] [stderr] | [INFO] [stderr] 499 | .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-0.1.15/src/test.rs:497:27: 497:46], std::result::Result, !>>, futures::sink::SinkMapErr>, [closure@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/warp-0.1.15/src/test.rs:498:49: 498:55]>>` [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-0.1.15/src/test.rs:501:35 [INFO] [stderr] | [INFO] [stderr] 501 | 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-0.1.15/src/test.rs:490:30: 492:22]>, futures::sink::SinkMapErr, [closure@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/warp-0.1.15/src/test.rs:493:46: 493:52]>>` [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-0.1.15/src/test.rs:490:30: 492:22]>, futures::sink::SinkMapErr, [closure@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/warp-0.1.15/src/test.rs:493:46: 493:52]>>, [closure@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/warp-0.1.15/src/test.rs:494:26: 494:32]>` [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" "c31572b501056fd8edab136106a13ccce4f9c47e5b4ebb8deff1b3198f32c49b"` [INFO] running `"docker" "rm" "-f" "c31572b501056fd8edab136106a13ccce4f9c47e5b4ebb8deff1b3198f32c49b"` [INFO] [stdout] c31572b501056fd8edab136106a13ccce4f9c47e5b4ebb8deff1b3198f32c49b