[INFO] fetching crate backslash-z 0.2.0... [INFO] extracting crate backslash-z 0.2.0 into work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/reg/backslash-z/0.2.0 [INFO] extracting crate backslash-z 0.2.0 into work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/reg/backslash-z/0.2.0 [INFO] validating manifest of backslash-z-0.2.0 on toolchain master#a850a426491e14186af2250549bf41256b5938d2 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of backslash-z-0.2.0 on toolchain try#06a150c7d11500b41499224f165e9de1de096768 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing backslash-z-0.2.0 [INFO] finished frobbing backslash-z-0.2.0 [INFO] frobbed toml for backslash-z-0.2.0 written to work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/reg/backslash-z/0.2.0/Cargo.toml [INFO] started frobbing backslash-z-0.2.0 [INFO] finished frobbing backslash-z-0.2.0 [INFO] frobbed toml for backslash-z-0.2.0 written to work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/reg/backslash-z/0.2.0/Cargo.toml [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded airkorea v0.4.3 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking backslash-z-0.2.0 against master#a850a426491e14186af2250549bf41256b5938d2 for pr-60162 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60162/worker-6/master#a850a426491e14186af2250549bf41256b5938d2:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/reg/backslash-z/0.2.0:/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" "+a850a426491e14186af2250549bf41256b5938d2-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] a2b99a76ac02ebe3b77d06a02669dbefd7d599db49a92d59923271474dfe7c4e [INFO] running `"docker" "start" "-a" "a2b99a76ac02ebe3b77d06a02669dbefd7d599db49a92d59923271474dfe7c4e"` [INFO] [stderr] Compiling selectors v0.21.0 [INFO] [stderr] Checking cssparser v0.25.3 [INFO] [stderr] Checking daummap v0.2.2 [INFO] [stderr] Checking howto v0.2.1 [INFO] [stderr] Checking daumdic v0.6.1 [INFO] [stderr] error[E0275]: overflow evaluating the requirement `slab::Slab>: std::marker::Send` [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/howto-0.2.1/src/lib.rs:149:9 [INFO] [stderr] | [INFO] [stderr] 149 | tokio::run(answers_future); [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: consider adding a `#![recursion_limit="128"]` attribute to your crate [INFO] [stderr] = note: required because it appears within the type `h2::proto::streams::buffer::Buffer` [INFO] [stderr] = note: required because it appears within the type `h2::proto::streams::recv::Recv` [INFO] [stderr] = note: required because it appears within the type `h2::proto::streams::streams::Actions` [INFO] [stderr] = note: required because it appears within the type `h2::proto::streams::streams::Inner` [INFO] [stderr] = note: required because of the requirements on the impl of `std::marker::Send` for `std::sync::Mutex` [INFO] [stderr] = note: required because of the requirements on the impl of `std::marker::Send` for `std::sync::Arc>` [INFO] [stderr] = note: required because it appears within the type `h2::proto::streams::streams::OpaqueStreamRef` [INFO] [stderr] = note: required because it appears within the type `h2::share::ReleaseCapacity` [INFO] [stderr] = note: required because it appears within the type `h2::share::RecvStream` [INFO] [stderr] = note: required because it appears within the type `hyper::body::body::Kind` [INFO] [stderr] = note: required because it appears within the type `hyper::body::body::Body` [INFO] [stderr] = note: required because it appears within the type `http::request::Request` [INFO] [stderr] = note: required because it appears within the type `(http::request::Request, hyper::client::dispatch::Callback, http::response::Response>)` [INFO] [stderr] = note: required because it appears within the type `std::option::Option<(http::request::Request, hyper::client::dispatch::Callback, http::response::Response>)>` [INFO] [stderr] = note: required because it appears within the type `hyper::client::dispatch::Envelope, http::response::Response>` [INFO] [stderr] = note: required because of the requirements on the impl of `std::marker::Send` for `futures::sync::mpsc::Inner, http::response::Response>>` [INFO] [stderr] = note: required because of the requirements on the impl of `std::marker::Send` for `std::sync::Arc, http::response::Response>>>` [INFO] [stderr] = note: required because it appears within the type `futures::sync::mpsc::Sender, http::response::Response>>` [INFO] [stderr] = note: required because it appears within the type `futures::sync::mpsc::UnboundedSender, http::response::Response>>` [INFO] [stderr] = note: required because it appears within the type `hyper::client::dispatch::Sender, http::response::Response>` [INFO] [stderr] = note: required because it appears within the type `hyper::client::conn::SendRequest` [INFO] [stderr] = note: required because it appears within the type `hyper::client::PoolTx` [INFO] [stderr] = note: required because it appears within the type `hyper::client::PoolClient` [INFO] [stderr] = note: required because it appears within the type `hyper::client::pool::Idle>` [INFO] [stderr] = note: required because of the requirements on the impl of `std::marker::Send` for `std::ptr::Unique>>` [INFO] [stderr] = note: required because it appears within the type `alloc::raw_vec::RawVec>>` [INFO] [stderr] = note: required because it appears within the type `std::vec::Vec>>` [INFO] [stderr] = note: required because it appears within the type `(std::sync::Arc, std::vec::Vec>>)` [INFO] [stderr] = note: required because it appears within the type `std::marker::PhantomData<(std::sync::Arc, std::vec::Vec>>)>` [INFO] [stderr] = note: required because it appears within the type `std::collections::hash::table::RawTable, std::vec::Vec>>>` [INFO] [stderr] = note: required because it appears within the type `std::collections::HashMap, std::vec::Vec>>>` [INFO] [stderr] = note: required because it appears within the type `hyper::client::pool::PoolInner>` [INFO] [stderr] = note: required because of the requirements on the impl of `std::marker::Send` for `std::sync::Mutex>>` [INFO] [stderr] = note: required because of the requirements on the impl of `std::marker::Send` for `std::sync::Arc>>>` [INFO] [stderr] = note: required because it appears within the type `std::option::Option>>>>` [INFO] [stderr] = note: required because it appears within the type `hyper::client::pool::Pool>` [INFO] [stderr] = note: required because it appears within the type `hyper::client::Client` [INFO] [stderr] = note: required because it appears within the type `reqwest::async_impl::client::ClientRef` [INFO] [stderr] = note: required because of the requirements on the impl of `std::marker::Send` for `std::sync::Arc` [INFO] [stderr] = note: required because it appears within the type `reqwest::async_impl::client::PendingRequest` [INFO] [stderr] = note: required because it appears within the type `reqwest::async_impl::client::PendingInner` [INFO] [stderr] = note: required because it appears within the type `reqwest::async_impl::client::Pending` [INFO] [stderr] = note: required because it appears within the type `impl futures::future::Future` [INFO] [stderr] = note: required because it appears within the type `futures::future::map_err::MapErr failure::error::Error {>::into}>` [INFO] [stderr] = note: required because it appears within the type `futures::future::chain::Chain failure::error::Error {>::into}>, futures::future::map::Map, fn(reqwest::error::Error) -> failure::error::Error {>::into}>, [closure@/opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/howto-0.2.1/src/lib.rs:47:60: 50:10]>, [closure@/opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/howto-0.2.1/src/lib.rs:46:46: 51:6]>` [INFO] [stderr] = note: required because it appears within the type `futures::future::and_then::AndThen failure::error::Error {>::into}>, futures::future::map::Map, fn(reqwest::error::Error) -> failure::error::Error {>::into}>, [closure@/opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/howto-0.2.1/src/lib.rs:47:60: 50:10]>, [closure@/opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/howto-0.2.1/src/lib.rs:46:46: 51:6]>` [INFO] [stderr] = note: required because it appears within the type `impl futures::future::Future` [INFO] [stderr] = note: required because it appears within the type `futures::future::map::Map` [INFO] [stderr] = note: required because it appears within the type `futures::future::map::Map, [closure@/opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/howto-0.2.1/src/lib.rs:96:14: 126:10 link:std::string::String]>` [INFO] [stderr] = note: required because it appears within the type `futures::future::map_err::MapErr, [closure@/opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/howto-0.2.1/src/lib.rs:96:14: 126:10 link:std::string::String]>, [closure@/opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/howto-0.2.1/src/lib.rs:127:18: 127:79 link1:std::string::String]>` [INFO] [stderr] = note: required because it appears within the type `impl futures::future::Future` [INFO] [stderr] = note: required because it appears within the type `futures::stream::futures_ordered::OrderWrapper` [INFO] [stderr] = note: required because of the requirements on the impl of `std::marker::Send` for `futures::stream::futures_unordered::FuturesUnordered>` [INFO] [stderr] = note: required because it appears within the type `futures::stream::futures_ordered::FuturesOrdered` [INFO] [stderr] = note: required because it appears within the type `futures::future::flatten_stream::State>` [INFO] [stderr] = note: required because it appears within the type `futures::future::flatten_stream::FlattenStream>` [INFO] [stderr] = note: required because it appears within the type `futures::stream::filter_map::FilterMap>, [closure@/opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/howto-0.2.1/src/lib.rs:141:21: 141:26]>` [INFO] [stderr] = note: required because it appears within the type `futures::stream::then::Then>, [closure@/opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/howto-0.2.1/src/lib.rs:141:21: 141:26]>, fn(std::result::Result) -> futures::future::result_::FutureResult, failure::error::Error> {futures::future::result_::ok::, failure::error::Error>}, futures::future::result_::FutureResult, failure::error::Error>>` [INFO] [stderr] = note: required because it appears within the type `futures::stream::fuse::Fuse>, [closure@/opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/howto-0.2.1/src/lib.rs:141:21: 141:26]>, fn(std::result::Result) -> futures::future::result_::FutureResult, failure::error::Error> {futures::future::result_::ok::, failure::error::Error>}, futures::future::result_::FutureResult, failure::error::Error>>>` [INFO] [stderr] = note: required because it appears within the type `std::option::Option>, [closure@/opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/howto-0.2.1/src/lib.rs:141:21: 141:26]>, fn(std::result::Result) -> futures::future::result_::FutureResult, failure::error::Error> {futures::future::result_::ok::, failure::error::Error>}, futures::future::result_::FutureResult, failure::error::Error>>>>` [INFO] [stderr] = note: required because it appears within the type `futures::stream::forward::Forward>, [closure@/opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/howto-0.2.1/src/lib.rs:141:21: 141:26]>, fn(std::result::Result) -> futures::future::result_::FutureResult, failure::error::Error> {futures::future::result_::ok::, failure::error::Error>}, futures::future::result_::FutureResult, failure::error::Error>>, futures::sync::mpsc::Sender>>` [INFO] [stderr] = note: required because it appears within the type `futures::future::chain::Chain>, [closure@/opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/howto-0.2.1/src/lib.rs:141:21: 141:26]>, fn(std::result::Result) -> futures::future::result_::FutureResult, failure::error::Error> {futures::future::result_::ok::, failure::error::Error>}, futures::future::result_::FutureResult, failure::error::Error>>, futures::sync::mpsc::Sender>>, futures::future::result_::FutureResult<(), ()>, [closure@/opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/howto-0.2.1/src/lib.rs:146:15: 146:25]>` [INFO] [stderr] = note: required because it appears within the type `futures::future::then::Then>, [closure@/opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/howto-0.2.1/src/lib.rs:141:21: 141:26]>, fn(std::result::Result) -> futures::future::result_::FutureResult, failure::error::Error> {futures::future::result_::ok::, failure::error::Error>}, futures::future::result_::FutureResult, failure::error::Error>>, futures::sync::mpsc::Sender>>, futures::future::result_::FutureResult<(), ()>, [closure@/opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/howto-0.2.1/src/lib.rs:146:15: 146:25]>` [INFO] [stderr] = note: required by `tokio::runtime::threadpool::run` [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0275`. [INFO] [stderr] error: Could not compile `howto`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "a2b99a76ac02ebe3b77d06a02669dbefd7d599db49a92d59923271474dfe7c4e"` [INFO] running `"docker" "rm" "-f" "a2b99a76ac02ebe3b77d06a02669dbefd7d599db49a92d59923271474dfe7c4e"` [INFO] [stdout] a2b99a76ac02ebe3b77d06a02669dbefd7d599db49a92d59923271474dfe7c4e