[INFO] updating cached repository https://github.com/stralsundsecurity/troxy
[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] 741fd8b29fbb311ac7cc3ae656f588132057ab27
[INFO] checking stralsundsecurity/troxy against try#d93021f5faa26e4f9d2719e79f9974e06aa40e17 for pr-71873
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstralsundsecurity%2Ftroxy" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/stralsundsecurity/troxy on toolchain d93021f5faa26e4f9d2719e79f9974e06aa40e17
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d93021f5faa26e4f9d2719e79f9974e06aa40e17" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/stralsundsecurity/troxy
[INFO] finished tweaking git repo https://github.com/stralsundsecurity/troxy
[INFO] tweaked toml for git repo https://github.com/stralsundsecurity/troxy written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/stralsundsecurity/troxy already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d93021f5faa26e4f9d2719e79f9974e06aa40e17" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+d93021f5faa26e4f9d2719e79f9974e06aa40e17" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 945443eeeabce325743384584b8153bd54ab2b58eaaa0a2f75ffc036b8617d4a
[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" "945443eeeabce325743384584b8153bd54ab2b58eaaa0a2f75ffc036b8617d4a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.64
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]     Checking pretty-hex v0.1.1
[INFO] [stderr]     Checking http_parser v0.0.2
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking env_logger v0.7.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling ring v0.16.9
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking webpki v0.21.0
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking webpki-roots v0.17.0
[INFO] [stderr]     Checking rustls v0.16.0
[INFO] [stderr]     Checking troxy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0282]: type annotations needed for `std::option::Option<std::vec::Vec<u8, A>>`
[INFO] [stderr]    --> src/server/mod.rs:444:20
[INFO] [stderr]     |
[INFO] [stderr] 437 |         let res = None;
[INFO] [stderr]     |             --- consider giving `res` the explicit type `std::option::Option<std::vec::Vec<u8, A>>`, where the type parameter `A` is specified
[INFO] [stderr] ...
[INFO] [stderr] 444 |         let resp = String::from_utf8(res).unwrap();
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^ cannot infer type for type parameter `A`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0282`.
[INFO] [stderr] error: could not compile `troxy`.
[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[E0282]: type annotations needed for `std::option::Option<std::vec::Vec<u8, A>>`
[INFO] [stderr]    --> src/server/mod.rs:444:20
[INFO] [stderr]     |
[INFO] [stderr] 437 |         let res = None;
[INFO] [stderr]     |             --- consider giving `res` the explicit type `std::option::Option<std::vec::Vec<u8, A>>`, where the type parameter `A` is specified
[INFO] [stderr] ...
[INFO] [stderr] 444 |         let resp = String::from_utf8(res).unwrap();
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^ cannot infer type for type parameter `A`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0282`.
[INFO] [stderr] error: could not compile `troxy`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "945443eeeabce325743384584b8153bd54ab2b58eaaa0a2f75ffc036b8617d4a"`
[INFO] running `"docker" "rm" "-f" "945443eeeabce325743384584b8153bd54ab2b58eaaa0a2f75ffc036b8617d4a"`
[INFO] [stdout] 945443eeeabce325743384584b8153bd54ab2b58eaaa0a2f75ffc036b8617d4a