[INFO] cloning repository https://github.com/xiamo0/leetcoderust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xiamo0/leetcoderust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiamo0%2Fleetcoderust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiamo0%2Fleetcoderust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c8ad5df8a4aeceacc19897d83396983f15965365 [INFO] checking xiamo0/leetcoderust against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiamo0%2Fleetcoderust" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/xiamo0/leetcoderust [INFO] finished tweaking git repo https://github.com/xiamo0/leetcoderust [INFO] tweaked toml for git repo https://github.com/xiamo0/leetcoderust written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/xiamo0/leetcoderust on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/xiamo0/leetcoderust already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 15906d0ab9007c7af5f7bae1fc4a7a86376b34ee15eefa666890c0379159ffea [INFO] running `Command { std: "docker" "start" "-a" "15906d0ab9007c7af5f7bae1fc4a7a86376b34ee15eefa666890c0379159ffea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "15906d0ab9007c7af5f7bae1fc4a7a86376b34ee15eefa666890c0379159ffea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "15906d0ab9007c7af5f7bae1fc4a7a86376b34ee15eefa666890c0379159ffea", kill_on_drop: false }` [INFO] [stdout] 15906d0ab9007c7af5f7bae1fc4a7a86376b34ee15eefa666890c0379159ffea [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 073ba4d876ea0335138e175530057535542de34726fed4660d6c1b19654afe4f [INFO] running `Command { std: "docker" "start" "-a" "073ba4d876ea0335138e175530057535542de34726fed4660d6c1b19654afe4f", kill_on_drop: false }` [INFO] [stderr] Checking leetcoderust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/remove_nth_from_end.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | for i in 0..i1 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i2` [INFO] [stdout] --> src/remove_nth_from_end.rs:19:13 [INFO] [stdout] | [INFO] [stdout] 19 | let i2 = option?.val; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_i2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/remove_nth_from_end.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | for i in 0..i1 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i2` [INFO] [stdout] --> src/remove_nth_from_end.rs:19:13 [INFO] [stdout] | [INFO] [stdout] 19 | let i2 = option?.val; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_i2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/remove_nth_from_end.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | let mut newHead = Option::Some(Box::new(node)); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/remove_nth_from_end.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | let mut newHead = Option::Some(Box::new(node)); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0382]: use of moved value: `option` [INFO] [stdout] --> src/remove_nth_from_end.rs:19:18 [INFO] [stdout] | [INFO] [stdout] 16 | let option = newHead; [INFO] [stdout] | ------ move occurs because `option` has type `Option>`, which does not implement the `Copy` trait [INFO] [stdout] 17 | let i1 = length - n as usize + 1; [INFO] [stdout] 18 | for i in 0..i1 { [INFO] [stdout] | -------------- inside of this loop [INFO] [stdout] 19 | let i2 = option?.val; [INFO] [stdout] | ^^^^^^- [INFO] [stdout] | | [INFO] [stdout] | `option` moved due to this method call, in previous iteration of loop [INFO] [stdout] | [INFO] [stdout] note: `branch` takes ownership of the receiver `self`, which moves `option` [INFO] [stdout] --> /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/ops/try_trait.rs:217:15 [INFO] [stdout] help: you can `clone` the value and consume it, but this might not be your desired behavior [INFO] [stdout] | [INFO] [stdout] 19 | let i2 = option.clone()?.val; [INFO] [stdout] | ++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0382]: use of moved value: `newHead` [INFO] [stdout] --> src/remove_nth_from_end.rs:24:12 [INFO] [stdout] | [INFO] [stdout] 15 | let mut newHead = Option::Some(Box::new(node)); [INFO] [stdout] | ----------- move occurs because `newHead` has type `Option>`, which does not implement the `Copy` trait [INFO] [stdout] 16 | let option = newHead; [INFO] [stdout] | ------- value moved here [INFO] [stdout] ... [INFO] [stdout] 24 | return newHead?.next; [INFO] [stdout] | ^^^^^^^ value used here after move [INFO] [stdout] | [INFO] [stdout] help: consider cloning the value if the performance cost is acceptable [INFO] [stdout] | [INFO] [stdout] 16 | let option = newHead.clone(); [INFO] [stdout] | ++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0382]: use of moved value: `option` [INFO] [stdout] --> src/remove_nth_from_end.rs:19:18 [INFO] [stdout] | [INFO] [stdout] 16 | let option = newHead; [INFO] [stdout] | ------ move occurs because `option` has type `Option>`, which does not implement the `Copy` trait [INFO] [stdout] 17 | let i1 = length - n as usize + 1; [INFO] [stdout] 18 | for i in 0..i1 { [INFO] [stdout] | -------------- inside of this loop [INFO] [stdout] 19 | let i2 = option?.val; [INFO] [stdout] | ^^^^^^- [INFO] [stdout] | | [INFO] [stdout] | `option` moved due to this method call, in previous iteration of loop [INFO] [stdout] | [INFO] [stdout] note: `branch` takes ownership of the receiver `self`, which moves `option` [INFO] [stdout] --> /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/ops/try_trait.rs:217:15 [INFO] [stdout] help: you can `clone` the value and consume it, but this might not be your desired behavior [INFO] [stdout] | [INFO] [stdout] 19 | let i2 = option.clone()?.val; [INFO] [stdout] | ++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0382`. [INFO] [stdout] [INFO] [stdout] error[E0382]: use of moved value: `newHead` [INFO] [stdout] --> src/remove_nth_from_end.rs:24:12 [INFO] [stdout] | [INFO] [stdout] 15 | let mut newHead = Option::Some(Box::new(node)); [INFO] [stdout] | ----------- move occurs because `newHead` has type `Option>`, which does not implement the `Copy` trait [INFO] [stdout] 16 | let option = newHead; [INFO] [stdout] | ------- value moved here [INFO] [stdout] ... [INFO] [stdout] 24 | return newHead?.next; [INFO] [stdout] | ^^^^^^^ value used here after move [INFO] [stdout] | [INFO] [stdout] help: consider cloning the value if the performance cost is acceptable [INFO] [stdout] | [INFO] [stdout] 16 | let option = newHead.clone(); [INFO] [stdout] | ++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0382`. [INFO] [stdout] [INFO] [stderr] error: could not compile `leetcoderust` (bin "leetcoderust") due to 2 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `leetcoderust` (bin "leetcoderust" test) due to 2 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "073ba4d876ea0335138e175530057535542de34726fed4660d6c1b19654afe4f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "073ba4d876ea0335138e175530057535542de34726fed4660d6c1b19654afe4f", kill_on_drop: false }` [INFO] [stdout] 073ba4d876ea0335138e175530057535542de34726fed4660d6c1b19654afe4f