[INFO] cloning repository https://github.com/akrisrn/leet-code-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/akrisrn/leet-code-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakrisrn%2Fleet-code-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakrisrn%2Fleet-code-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0e7052d00dd3095f98cb9ddf4e27b88366e9282b [INFO] checking akrisrn/leet-code-rust against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakrisrn%2Fleet-code-rust" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/akrisrn/leet-code-rust on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/akrisrn/leet-code-rust [INFO] finished tweaking git repo https://github.com/akrisrn/leet-code-rust [INFO] tweaked toml for git repo https://github.com/akrisrn/leet-code-rust written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/akrisrn/leet-code-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7ca3ea2ea804bc6cd13780370de1492211fd308137740bb1e2ffb17cefcd5e31 [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" "7ca3ea2ea804bc6cd13780370de1492211fd308137740bb1e2ffb17cefcd5e31", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7ca3ea2ea804bc6cd13780370de1492211fd308137740bb1e2ffb17cefcd5e31", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7ca3ea2ea804bc6cd13780370de1492211fd308137740bb1e2ffb17cefcd5e31", kill_on_drop: false }` [INFO] [stdout] 7ca3ea2ea804bc6cd13780370de1492211fd308137740bb1e2ffb17cefcd5e31 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 07c0e4fc92a301f650cc09f17463abf8fd796f6cec6806cb59d09e6544cee7f9 [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" "07c0e4fc92a301f650cc09f17463abf8fd796f6cec6806cb59d09e6544cee7f9", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking leet-code-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/solution/easy/p83_remove_duplicates_from_sorted_list.rs:16:62 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn delete_duplicates(head: Option>) -> Option> {} [INFO] [stdout] | ----------------- ^^^^^^^^^^^^^^^^^^^^^ expected enum `Option`, found `()` [INFO] [stdout] | | [INFO] [stdout] | implicitly returns `()` as its body has no tail or `return` expression [INFO] [stdout] | [INFO] [stdout] = note: expected enum `Option>` [INFO] [stdout] found unit type `()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/solution/easy/p88_merge_sorted_array.rs:22:81 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn merge(nums1: &mut Vec, m: i32, nums2: &mut Vec, n: i32) -> Vec {} [INFO] [stdout] | ----- ^^^^^^^^ expected struct `Vec`, found `()` [INFO] [stdout] | | [INFO] [stdout] | implicitly returns `()` as its body has no tail or `return` expression [INFO] [stdout] | [INFO] [stdout] = note: expected struct `Vec` [INFO] [stdout] found unit type `()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `leet-code-rust` [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] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/solution/easy/p83_remove_duplicates_from_sorted_list.rs:16:62 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn delete_duplicates(head: Option>) -> Option> {} [INFO] [stdout] | ----------------- ^^^^^^^^^^^^^^^^^^^^^ expected enum `Option`, found `()` [INFO] [stdout] | | [INFO] [stdout] | implicitly returns `()` as its body has no tail or `return` expression [INFO] [stdout] | [INFO] [stdout] = note: expected enum `Option>` [INFO] [stdout] found unit type `()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/solution/easy/p88_merge_sorted_array.rs:22:81 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn merge(nums1: &mut Vec, m: i32, nums2: &mut Vec, n: i32) -> Vec {} [INFO] [stdout] | ----- ^^^^^^^^ expected struct `Vec`, found `()` [INFO] [stdout] | | [INFO] [stdout] | implicitly returns `()` as its body has no tail or `return` expression [INFO] [stdout] | [INFO] [stdout] = note: expected struct `Vec` [INFO] [stdout] found unit type `()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "07c0e4fc92a301f650cc09f17463abf8fd796f6cec6806cb59d09e6544cee7f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "07c0e4fc92a301f650cc09f17463abf8fd796f6cec6806cb59d09e6544cee7f9", kill_on_drop: false }` [INFO] [stdout] 07c0e4fc92a301f650cc09f17463abf8fd796f6cec6806cb59d09e6544cee7f9