[INFO] cloning repository intrepion/project-x-rock-paper-scissors-x-json-rpc-x-server-x-rust-x-rocket
[INFO] running `"git" "clone" "--bare" "git://github.com/intrepion/project-x-rock-paper-scissors-x-json-rpc-x-server-x-rust-x-rocket.git" "work/cache/sources/gh/intrepion/project-x-rock-paper-scissors-x-json-rpc-x-server-x-rust-x-rocket"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/intrepion/project-x-rock-paper-scissors-x-json-rpc-x-server-x-rust-x-rocket'...
[INFO] running `"git" "clone" "work/cache/sources/gh/intrepion/project-x-rock-paper-scissors-x-json-rpc-x-server-x-rust-x-rocket" "work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/intrepion/project-x-rock-paper-scissors-x-json-rpc-x-server-x-rust-x-rocket"`
[INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/intrepion/project-x-rock-paper-scissors-x-json-rpc-x-server-x-rust-x-rocket'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/intrepion/project-x-rock-paper-scissors-x-json-rpc-x-server-x-rust-x-rocket" "work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/intrepion/project-x-rock-paper-scissors-x-json-rpc-x-server-x-rust-x-rocket"`
[INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/intrepion/project-x-rock-paper-scissors-x-json-rpc-x-server-x-rust-x-rocket'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 508bb3a0c1fa45ff05bfdd8059a9698337531fd4
[INFO] sha for GitHub repo intrepion/project-x-rock-paper-scissors-x-json-rpc-x-server-x-rust-x-rocket: 508bb3a0c1fa45ff05bfdd8059a9698337531fd4
[INFO] validating manifest of intrepion/project-x-rock-paper-scissors-x-json-rpc-x-server-x-rust-x-rocket on toolchain master#9f06855064ed06a50c496577b21ca50f92a2e67d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of intrepion/project-x-rock-paper-scissors-x-json-rpc-x-server-x-rust-x-rocket on toolchain try#d3301713b54af69ca9de941a8c6b0d8287dbd6df
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing intrepion/project-x-rock-paper-scissors-x-json-rpc-x-server-x-rust-x-rocket
[INFO] finished frobbing intrepion/project-x-rock-paper-scissors-x-json-rpc-x-server-x-rust-x-rocket
[INFO] frobbed toml for intrepion/project-x-rock-paper-scissors-x-json-rpc-x-server-x-rust-x-rocket written to work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/intrepion/project-x-rock-paper-scissors-x-json-rpc-x-server-x-rust-x-rocket/Cargo.toml
[INFO] started frobbing intrepion/project-x-rock-paper-scissors-x-json-rpc-x-server-x-rust-x-rocket
[INFO] finished frobbing intrepion/project-x-rock-paper-scissors-x-json-rpc-x-server-x-rust-x-rocket
[INFO] frobbed toml for intrepion/project-x-rock-paper-scissors-x-json-rpc-x-server-x-rust-x-rocket written to work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/intrepion/project-x-rock-paper-scissors-x-json-rpc-x-server-x-rust-x-rocket/Cargo.toml
[INFO] crate intrepion/project-x-rock-paper-scissors-x-json-rpc-x-server-x-rust-x-rocket already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking intrepion/project-x-rock-paper-scissors-x-json-rpc-x-server-x-rust-x-rocket against try#d3301713b54af69ca9de941a8c6b0d8287dbd6df for pr-61874
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-5/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/intrepion/project-x-rock-paper-scissors-x-json-rpc-x-server-x-rust-x-rocket:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 8e33cf791253dbf6bbced17a2a7f5d6e657aeb8cd4d1611d50747c360c514cc8
[INFO] running `"docker" "start" "-a" "8e33cf791253dbf6bbced17a2a7f5d6e657aeb8cd4d1611d50747c360c514cc8"`
[INFO] [stderr]    Compiling num_cpus v1.2.0
[INFO] [stderr]    Compiling time v0.1.35
[INFO] [stderr]    Compiling serde_codegen v0.8.21
[INFO] [stderr]     Checking cookie v0.2.5
[INFO] [stderr]     Checking hyper v0.9.14
[INFO] [stderr]    Compiling serde_derive v0.8.21
[INFO] [stderr]     Checking rocket v0.1.4
[INFO] [stderr] error[E0283]: type annotations required: cannot resolve `std::borrow::Cow<'_, str>: std::borrow::Borrow<_>`
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket-0.1.4/src/http/header.rs:444:47
[INFO] [stderr]     |
[INFO] [stderr] 444 |                 Header::new(key.as_str(), val.borrow())
[INFO] [stderr]     |                                               ^^^^^^
[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 `rocket`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "8e33cf791253dbf6bbced17a2a7f5d6e657aeb8cd4d1611d50747c360c514cc8"`
[INFO] running `"docker" "rm" "-f" "8e33cf791253dbf6bbced17a2a7f5d6e657aeb8cd4d1611d50747c360c514cc8"`
[INFO] [stdout] 8e33cf791253dbf6bbced17a2a7f5d6e657aeb8cd4d1611d50747c360c514cc8