[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 beta for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmdibaiee%2Frust-shell" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mdibaiee/rust-shell on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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-7/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" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] 0544c85026aa5080ee3c605860d26fa97b1e73ec4e49adbea430cf838e4dbcf3 [INFO] running `Command { std: "docker" "start" "-a" "0544c85026aa5080ee3c605860d26fa97b1e73ec4e49adbea430cf838e4dbcf3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0544c85026aa5080ee3c605860d26fa97b1e73ec4e49adbea430cf838e4dbcf3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0544c85026aa5080ee3c605860d26fa97b1e73ec4e49adbea430cf838e4dbcf3", kill_on_drop: false }` [INFO] [stdout] 0544c85026aa5080ee3c605860d26fa97b1e73ec4e49adbea430cf838e4dbcf3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d4411f56410fbb0b6d1bf5d8c565a5d7d734bc8a8de0cccf41faf676798dfe4c [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "d4411f56410fbb0b6d1bf5d8c565a5d7d734bc8a8de0cccf41faf676798dfe4c", kill_on_drop: false }` [INFO] [stderr] Checking rust-shell v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0283]: type annotations needed for `(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 `(Vec, Vec)`, where the type parameter `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 `String` [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `String: AsRef<_>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed for `(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 `(Vec, Vec)`, where the type parameter `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 `String` [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `String: AsRef<_>` [INFO] [stdout] [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] [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" "d4411f56410fbb0b6d1bf5d8c565a5d7d734bc8a8de0cccf41faf676798dfe4c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d4411f56410fbb0b6d1bf5d8c565a5d7d734bc8a8de0cccf41faf676798dfe4c", kill_on_drop: false }` [INFO] [stdout] d4411f56410fbb0b6d1bf5d8c565a5d7d734bc8a8de0cccf41faf676798dfe4c