[INFO] updating cached repository https://github.com/gilbertw1/adventure-rust-future-tokio-code
[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] 3231c9284db3c57f3f3cfb42ba7b4b6147b723ec
[INFO] checking gilbertw1/adventure-rust-future-tokio-code against try#89c05fd3cc6404a13e1bd71450c6132a2755fa4b for pr-69741
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgilbertw1%2Fadventure-rust-future-tokio-code" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gilbertw1/adventure-rust-future-tokio-code on toolchain 89c05fd3cc6404a13e1bd71450c6132a2755fa4b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+89c05fd3cc6404a13e1bd71450c6132a2755fa4b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/gilbertw1/adventure-rust-future-tokio-code
[INFO] finished tweaking git repo https://github.com/gilbertw1/adventure-rust-future-tokio-code
[INFO] tweaked toml for git repo https://github.com/gilbertw1/adventure-rust-future-tokio-code written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/gilbertw1/adventure-rust-future-tokio-code already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+89c05fd3cc6404a13e1bd71450c6132a2755fa4b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+89c05fd3cc6404a13e1bd71450c6132a2755fa4b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c4f00234cb64460e55783b24f3a289c1d2ac15d48e193458eb014b846809f86e
[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" "c4f00234cb64460e55783b24f3a289c1d2ac15d48e193458eb014b846809f86e"`
[INFO] [stderr]     Checking bytes v0.4.9
[INFO] [stderr]     Checking tokio-threadpool v0.1.5
[INFO] [stderr]     Checking tokio-io v0.1.7
[INFO] [stderr]     Checking http v0.1.10
[INFO] [stderr]     Checking tokio-reactor v0.1.2
[INFO] [stderr]     Checking tokio-codec v0.1.0
[INFO] [stderr]     Checking tokio-fs v0.1.2
[INFO] [stderr]     Checking tokio-tcp v0.1.0
[INFO] [stderr]     Checking tokio-udp v0.1.1
[INFO] [stderr]     Checking tokio v0.1.7
[INFO] [stderr]     Checking h2 v0.1.12
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking domain v0.2.4
[INFO] [stderr]     Checking hyper v0.12.9
[INFO] [stderr] error[E0277]: the trait bound `bits::name::plain::DNameBuf: std::convert::AsRef<[u8]>` is not satisfied
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/domain-0.2.4/src/rdata/rfc1035.rs:1174:20
[INFO] [stderr]      |
[INFO] [stderr] 682  | pub struct Txt<T: AsRef<[u8]>> {
[INFO] [stderr]      | ------------------------------ required by `rdata::rfc1035::Txt`
[INFO] [stderr] ...
[INFO] [stderr] 1174 |     pub type Txt = super::Txt<DNameBuf>;
[INFO] [stderr]      |                    ^^^^^^^^^^^^^^^^^^^^ the trait `std::convert::AsRef<[u8]>` is not implemented for `bits::name::plain::DNameBuf`
[INFO] [stderr]      |
[INFO] [stderr]      = help: the following implementations were found:
[INFO] [stderr]                <bits::name::plain::DNameBuf as std::convert::AsRef<bits::name::plain::DNameSlice>>
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `bits::name::plain::DNameBuf: std::convert::AsRef<rdata::rfc1035::WksBitmap>` is not satisfied
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/domain-0.2.4/src/rdata/rfc1035.rs:1175:20
[INFO] [stderr]      |
[INFO] [stderr] 832  | pub struct Wks<B: AsRef<WksBitmap>> {
[INFO] [stderr]      | ----------------------------------- required by `rdata::rfc1035::Wks`
[INFO] [stderr] ...
[INFO] [stderr] 1175 |     pub type Wks = super::Wks<DNameBuf>;
[INFO] [stderr]      |                    ^^^^^^^^^^^^^^^^^^^^ the trait `std::convert::AsRef<rdata::rfc1035::WksBitmap>` is not implemented for `bits::name::plain::DNameBuf`
[INFO] [stderr]      |
[INFO] [stderr]      = help: the following implementations were found:
[INFO] [stderr]                <bits::name::plain::DNameBuf as std::convert::AsRef<bits::name::plain::DNameSlice>>
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0277`.
[INFO] [stderr] error: could not compile `domain`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "c4f00234cb64460e55783b24f3a289c1d2ac15d48e193458eb014b846809f86e"`
[INFO] running `"docker" "rm" "-f" "c4f00234cb64460e55783b24f3a289c1d2ac15d48e193458eb014b846809f86e"`
[INFO] [stdout] c4f00234cb64460e55783b24f3a289c1d2ac15d48e193458eb014b846809f86e