[INFO] fetching crate confusion 0.0.1... [INFO] checking confusion-0.0.1 against master#b61e69433951e31f7bd746e22f516a48ad41623b for prs-64470-and-65389 [INFO] extracting crate confusion 0.0.1 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate confusion 0.0.1 on toolchain b61e69433951e31f7bd746e22f516a48ad41623b [INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate confusion 0.0.1 [INFO] finished tweaking crates.io crate confusion 0.0.1 [INFO] tweaked toml for crates.io crate confusion 0.0.1 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] warning: dependency (nickel) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+b61e69433951e31f7bd746e22f516a48ad41623b" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 8bd23e2826999e24b1ede4b82388cf286751740f40f3e67c772ccabbbfd5a05d [INFO] running `"docker" "start" "-a" "8bd23e2826999e24b1ede4b82388cf286751740f40f3e67c772ccabbbfd5a05d"` [INFO] [stderr] warning: dependency (nickel) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] [stderr] Checking modifier v0.1.0 [INFO] [stderr] Checking groupable v0.2.0 [INFO] [stderr] Checking unsafe-any v0.4.2 [INFO] [stderr] Checking mustache v0.9.0 [INFO] [stderr] Checking typemap v0.3.3 [INFO] [stderr] Checking plugin v0.2.6 [INFO] [stderr] Checking nickel v0.11.0 [INFO] [stderr] Checking confusion v0.0.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/main.rs:9:19 [INFO] [stderr] | [INFO] [stderr] 9 | server.get("/", middleware! { |_request, response| [INFO] [stderr] | ___________________^ [INFO] [stderr] 10 | | return response.send_file(&Path::new("frontend/setup.html")) [INFO] [stderr] | | ------------------------------------------------------------ any code following this expression is unreachable [INFO] [stderr] 11 | | }); [INFO] [stderr] | |___^ unreachable expression [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/main.rs:9:19 [INFO] [stderr] | [INFO] [stderr] 9 | server.get("/", middleware! { |_request, response| [INFO] [stderr] | ___________________^ [INFO] [stderr] 10 | | return response.send_file(&Path::new("frontend/setup.html")) [INFO] [stderr] | | ------------------------------------------------------------ any code following this expression is unreachable [INFO] [stderr] 11 | | }); [INFO] [stderr] | |___^ unreachable expression [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/main.rs:13:3 [INFO] [stderr] | [INFO] [stderr] 6 | fn main() { [INFO] [stderr] | - expected `()` because of default return type [INFO] [stderr] ... [INFO] [stderr] 13 | server.listen("127.0.0.1:3000") [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^- help: try adding a semicolon: `;` [INFO] [stderr] | | [INFO] [stderr] | expected (), found enum `std::result::Result` [INFO] [stderr] | [INFO] [stderr] = note: expected type `()` [INFO] [stderr] found type `std::result::Result>` [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0308`. [INFO] [stderr] error: could not compile `confusion`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/main.rs:13:3 [INFO] [stderr] | [INFO] [stderr] 6 | fn main() { [INFO] [stderr] | - expected `()` because of default return type [INFO] [stderr] ... [INFO] [stderr] 13 | server.listen("127.0.0.1:3000") [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^- help: try adding a semicolon: `;` [INFO] [stderr] | | [INFO] [stderr] | expected (), found enum `std::result::Result` [INFO] [stderr] | [INFO] [stderr] = note: expected type `()` [INFO] [stderr] found type `std::result::Result>` [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0308`. [INFO] [stderr] error: could not compile `confusion`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "8bd23e2826999e24b1ede4b82388cf286751740f40f3e67c772ccabbbfd5a05d"` [INFO] running `"docker" "rm" "-f" "8bd23e2826999e24b1ede4b82388cf286751740f40f3e67c772ccabbbfd5a05d"` [INFO] [stdout] 8bd23e2826999e24b1ede4b82388cf286751740f40f3e67c772ccabbbfd5a05d