[INFO] updating cached repository https://github.com/sticnarf/shunter
[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] 9ee9fc21256373cc0cc52c1d36cc29eb11bf71a9
[INFO] checking sticnarf/shunter against try#d7b51666469c792a8a3f40849607739bae1e705e for pr-71665
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsticnarf%2Fshunter" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sticnarf/shunter on toolchain d7b51666469c792a8a3f40849607739bae1e705e
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/sticnarf/shunter
[INFO] finished tweaking git repo https://github.com/sticnarf/shunter
[INFO] tweaked toml for git repo https://github.com/sticnarf/shunter written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/sticnarf/shunter already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+d7b51666469c792a8a3f40849607739bae1e705e" "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] fb1a7ad2dbbd7a94549b603cbede734f9ae53e1d5e7206a7ce5063a9d775a4eb
[INFO] running `"docker" "start" "-a" "fb1a7ad2dbbd7a94549b603cbede734f9ae53e1d5e7206a7ce5063a9d775a4eb"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking lazy_static v0.2.9
[INFO] [stderr]     Checking futures v0.1.17
[INFO] [stderr]     Checking slog v2.0.12
[INFO] [stderr]     Checking lazycell v0.5.1
[INFO] [stderr]    Compiling quote v0.1.4
[INFO] [stderr]     Checking slab v0.4.0
[INFO] [stderr]     Checking crossbeam v0.2.10
[INFO] [stderr]     Checking take_mut v0.1.3
[INFO] [stderr]     Checking term v0.4.6
[INFO] [stderr]     Checking rand v0.3.17
[INFO] [stderr]     Checking iovec v0.1.1
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]     Checking num_cpus v1.7.0
[INFO] [stderr]     Checking isatty v0.1.5
[INFO] [stderr]     Checking num-complex v0.1.40
[INFO] [stderr]    Compiling syn v0.7.1
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]     Checking bytes v0.4.5
[INFO] [stderr]     Checking slog-scope v4.0.0
[INFO] [stderr]     Checking mio v0.6.11
[INFO] [stderr]     Checking slog-async v2.1.0
[INFO] [stderr]     Checking num-bigint v0.1.40
[INFO] [stderr]    Compiling num-derive v0.1.41
[INFO] [stderr]     Checking num-rational v0.1.39
[INFO] [stderr]     Checking tokio-io v0.1.3
[INFO] [stderr]     Checking futures-cpupool v0.1.7
[INFO] [stderr]     Checking num v0.1.40
[INFO] [stderr]     Checking chrono v0.4.0
[INFO] [stderr]     Checking tokio-core v0.1.10
[INFO] [stderr]     Checking tokio-dns-unofficial v0.1.1
[INFO] [stderr] error[E0283]: type annotations needed for `std::result::Result<I, std::io::Error>`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-dns-unofficial-0.1.1/src/net.rs:100:73
[INFO] [stderr]     |
[INFO] [stderr] 100 |     futures::stream::iter(addrs.into_iter().map(Ok)).fold(result, move |prev, addr| {
[INFO] [stderr]     |                                                                         ^^^^ consider giving this closure parameter the explicit type `std::result::Result<I, std::io::Error>`, where the type parameter `std::io::Error` is specified
[INFO] [stderr]     |
[INFO] [stderr]     = note: cannot satisfy `std::io::Error: std::convert::From<_>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0283`.
[INFO] [stderr] error: could not compile `tokio-dns-unofficial`.
[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" "fb1a7ad2dbbd7a94549b603cbede734f9ae53e1d5e7206a7ce5063a9d775a4eb"`
[INFO] running `"docker" "rm" "-f" "fb1a7ad2dbbd7a94549b603cbede734f9ae53e1d5e7206a7ce5063a9d775a4eb"`
[INFO] [stdout] fb1a7ad2dbbd7a94549b603cbede734f9ae53e1d5e7206a7ce5063a9d775a4eb