[INFO] cloning repository https://github.com/dejunqi2008/leetcode-in-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dejunqi2008/leetcode-in-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdejunqi2008%2Fleetcode-in-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdejunqi2008%2Fleetcode-in-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 29cf2bf4ff2391e85eba66ffb0a069eddafed19a
[INFO] checking dejunqi2008/leetcode-in-rust against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdejunqi2008%2Fleetcode-in-rust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dejunqi2008/leetcode-in-rust
[INFO] finished tweaking git repo https://github.com/dejunqi2008/leetcode-in-rust
[INFO] tweaked toml for git repo https://github.com/dejunqi2008/leetcode-in-rust written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dejunqi2008/leetcode-in-rust on toolchain 40527f3e444fde1deb361751bdef9b9e11d1b971
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dejunqi2008/leetcode-in-rust 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" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] cce45d077a88e83a44c4af28fbe33344acc4e749bc740b2253436ffe0737aed2
[INFO] running `Command { std: "docker" "start" "cce45d077a88e83a44c4af28fbe33344acc4e749bc740b2253436ffe0737aed2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cce45d077a88e83a44c4af28fbe33344acc4e749bc740b2253436ffe0737aed2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "cce45d077a88e83a44c4af28fbe33344acc4e749bc740b2253436ffe0737aed2" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cce45d077a88e83a44c4af28fbe33344acc4e749bc740b2253436ffe0737aed2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid --cfg crater_hack --force-warn invalid-c-variadic-arguments" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "cce45d077a88e83a44c4af28fbe33344acc4e749bc740b2253436ffe0737aed2" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking datastructure-in-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Person` is never constructed
[INFO] [stdout]  --> src/rust_core/basic/demo05.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct Person {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test` is never used
[INFO] [stdout]   --> src/rust_core/basic/demo05.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub fn test() {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/leetcode/lc00328/solution.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Solution;
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `odd_even_list` is never used
[INFO] [stdout]  --> src/leetcode/lc00328/solution.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 6 |     pub fn odd_even_list(head: Option<Box<ListNode>>) -> Option<Box<ListNode>> {
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `getX` should have a snake case name
[INFO] [stdout]    --> src/rust_core/basic/demo01.rs:195:8
[INFO] [stdout]     |
[INFO] [stdout] 195 |     fn getX(&self) -> u64 {
[INFO] [stdout]     |        ^^^^ help: convert the identifier to snake case: `get_x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `setX` should have a snake case name
[INFO] [stdout]    --> src/rust_core/basic/demo01.rs:199:8
[INFO] [stdout]     |
[INFO] [stdout] 199 |     fn setX(&mut self, x: u64) {
[INFO] [stdout]     |        ^^^^ help: convert the identifier to snake case: `set_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Person` is never constructed
[INFO] [stdout]  --> src/rust_core/basic/demo05.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct Person {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test` is never used
[INFO] [stdout]   --> src/rust_core/basic/demo05.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub fn test() {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/leetcode/lc00328/solution.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Solution;
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `odd_even_list` is never used
[INFO] [stdout]  --> src/leetcode/lc00328/solution.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 6 |     pub fn odd_even_list(head: Option<Box<ListNode>>) -> Option<Box<ListNode>> {
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `getX` should have a snake case name
[INFO] [stdout]    --> src/rust_core/basic/demo01.rs:195:8
[INFO] [stdout]     |
[INFO] [stdout] 195 |     fn getX(&self) -> u64 {
[INFO] [stdout]     |        ^^^^ help: convert the identifier to snake case: `get_x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `setX` should have a snake case name
[INFO] [stdout]    --> src/rust_core/basic/demo01.rs:199:8
[INFO] [stdout]     |
[INFO] [stdout] 199 |     fn setX(&mut self, x: u64) {
[INFO] [stdout]     |        ^^^^ help: convert the identifier to snake case: `set_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `Command { std: "docker" "inspect" "cce45d077a88e83a44c4af28fbe33344acc4e749bc740b2253436ffe0737aed2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cce45d077a88e83a44c4af28fbe33344acc4e749bc740b2253436ffe0737aed2", kill_on_drop: false }`
[INFO] [stdout] cce45d077a88e83a44c4af28fbe33344acc4e749bc740b2253436ffe0737aed2
