[INFO] cloning repository https://github.com/mdibaiee/rust-shell [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mdibaiee/rust-shell" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmdibaiee%2Frust-shell", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmdibaiee%2Frust-shell'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f539e4c8f1cfccf840c145d856bee997d3f26ac7 [INFO] checking mdibaiee/rust-shell against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmdibaiee%2Frust-shell" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mdibaiee/rust-shell on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mdibaiee/rust-shell [INFO] finished tweaking git repo https://github.com/mdibaiee/rust-shell [INFO] tweaked toml for git repo https://github.com/mdibaiee/rust-shell written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/mdibaiee/rust-shell already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 39ed938cd3d152b68805730e297d37438581b5dd96577e75f5bafcbb8fe2de34 [INFO] running `Command { std: "docker" "start" "-a" "39ed938cd3d152b68805730e297d37438581b5dd96577e75f5bafcbb8fe2de34", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "39ed938cd3d152b68805730e297d37438581b5dd96577e75f5bafcbb8fe2de34", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "39ed938cd3d152b68805730e297d37438581b5dd96577e75f5bafcbb8fe2de34", kill_on_drop: false }` [INFO] [stdout] 39ed938cd3d152b68805730e297d37438581b5dd96577e75f5bafcbb8fe2de34 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 80016d014eb5874c1f997f61f1ef55c97724bc36128f4fe8de71086d805fafa3 [INFO] running `Command { std: "docker" "start" "-a" "80016d014eb5874c1f997f61f1ef55c97724bc36128f4fe8de71086d805fafa3", kill_on_drop: false }` [INFO] [stderr] Checking rust-shell v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0283]: type annotations needed for `(std::vec::Vec, std::vec::Vec)` [INFO] [stdout] --> src/commands/echo.rs:23:51 [INFO] [stdout] | [INFO] [stdout] 5 | let (options, mut params) = parse(args); [INFO] [stdout] | --------------------- consider giving this pattern the explicit type `(std::vec::Vec, std::vec::Vec)`, where the type parameter `std::string::String` is specified [INFO] [stdout] ... [INFO] [stdout] 23 | let message: String = params.iter().map(|x| x.as_ref()).collect(); [INFO] [stdout] | ^^^^^^ cannot infer type for struct `std::string::String` [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `std::string::String: std::convert::AsRef<_>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed for `(std::vec::Vec, std::vec::Vec)` [INFO] [stdout] --> src/commands/echo.rs:23:51 [INFO] [stdout] | [INFO] [stdout] 5 | let (options, mut params) = parse(args); [INFO] [stdout] | --------------------- consider giving this pattern the explicit type `(std::vec::Vec, std::vec::Vec)`, where the type parameter `std::string::String` is specified [INFO] [stdout] ... [INFO] [stdout] 23 | let message: String = params.iter().map(|x| x.as_ref()).collect(); [INFO] [stdout] | ^^^^^^ cannot infer type for struct `std::string::String` [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `std::string::String: std::convert::AsRef<_>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0283`. [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0283`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rust-shell`. [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 `Command { std: "docker" "inspect" "80016d014eb5874c1f997f61f1ef55c97724bc36128f4fe8de71086d805fafa3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "80016d014eb5874c1f997f61f1ef55c97724bc36128f4fe8de71086d805fafa3", kill_on_drop: false }` [INFO] [stdout] 80016d014eb5874c1f997f61f1ef55c97724bc36128f4fe8de71086d805fafa3