[INFO] cloning repository mdibaiee/rust-shell
[INFO] running `"git" "clone" "--bare" "git://github.com/mdibaiee/rust-shell.git" "work/cache/sources/gh/mdibaiee/rust-shell"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/mdibaiee/rust-shell'...
[INFO] running `"git" "clone" "work/cache/sources/gh/mdibaiee/rust-shell" "work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/mdibaiee/rust-shell"`
[INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/mdibaiee/rust-shell'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mdibaiee/rust-shell" "work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/mdibaiee/rust-shell"`
[INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/mdibaiee/rust-shell'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f539e4c8f1cfccf840c145d856bee997d3f26ac7
[INFO] sha for GitHub repo mdibaiee/rust-shell: f539e4c8f1cfccf840c145d856bee997d3f26ac7
[INFO] validating manifest of mdibaiee/rust-shell 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 mdibaiee/rust-shell 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 mdibaiee/rust-shell
[INFO] finished frobbing mdibaiee/rust-shell
[INFO] frobbed toml for mdibaiee/rust-shell written to work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/mdibaiee/rust-shell/Cargo.toml
[INFO] started frobbing mdibaiee/rust-shell
[INFO] finished frobbing mdibaiee/rust-shell
[INFO] frobbed toml for mdibaiee/rust-shell written to work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/mdibaiee/rust-shell/Cargo.toml
[INFO] crate mdibaiee/rust-shell 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 mdibaiee/rust-shell against try#d3301713b54af69ca9de941a8c6b0d8287dbd6df for pr-61874
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-7/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/mdibaiee/rust-shell:/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] a2262e4f6405e0b03e022843532aa07b53ea8850f7021f5972f6850385cecdac
[INFO] running `"docker" "start" "-a" "a2262e4f6405e0b03e022843532aa07b53ea8850f7021f5972f6850385cecdac"`
[INFO] [stderr]     Checking rust-shell v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0283]: type annotations required: cannot resolve `std::string::String: std::convert::AsRef<_>`
[INFO] [stderr]   --> src/commands/echo.rs:23:51
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let message: String = params.iter().map(|x| x.as_ref()).collect();
[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 `rust-shell`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0283]: type annotations required: cannot resolve `std::string::String: std::convert::AsRef<_>`
[INFO] [stderr]   --> src/commands/echo.rs:23:51
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let message: String = params.iter().map(|x| x.as_ref()).collect();
[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 `rust-shell`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "a2262e4f6405e0b03e022843532aa07b53ea8850f7021f5972f6850385cecdac"`
[INFO] running `"docker" "rm" "-f" "a2262e4f6405e0b03e022843532aa07b53ea8850f7021f5972f6850385cecdac"`
[INFO] [stdout] a2262e4f6405e0b03e022843532aa07b53ea8850f7021f5972f6850385cecdac