[INFO] cloning repository https://github.com/yqy7/rustleetcode
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yqy7/rustleetcode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyqy7%2Frustleetcode", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyqy7%2Frustleetcode'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a2235d28c0bedb639f2a91fa1b1282e27968a372
[INFO] checking yqy7/rustleetcode against try#8c500c7cefd54fd11d57295f3771d576be9ee415 for pr-145113
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyqy7%2Frustleetcode" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] [stderr] error: failed to write new configuration file /workspace/builds/worker-1-tc2/source/.git/config.lock
[INFO] started tweaking git repo https://github.com/yqy7/rustleetcode
[INFO] finished tweaking git repo https://github.com/yqy7/rustleetcode
[INFO] tweaked toml for git repo https://github.com/yqy7/rustleetcode written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yqy7/rustleetcode on toolchain 8c500c7cefd54fd11d57295f3771d576be9ee415
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c500c7cefd54fd11d57295f3771d576be9ee415" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/yqy7/rustleetcode 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" "+8c500c7cefd54fd11d57295f3771d576be9ee415" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+8c500c7cefd54fd11d57295f3771d576be9ee415" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 793831fced9b180d4a95bc8a042e8a9497a0702de8a51538ca27042a60cc31ba
[INFO] running `Command { std: "docker" "start" "-a" "793831fced9b180d4a95bc8a042e8a9497a0702de8a51538ca27042a60cc31ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "793831fced9b180d4a95bc8a042e8a9497a0702de8a51538ca27042a60cc31ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "793831fced9b180d4a95bc8a042e8a9497a0702de8a51538ca27042a60cc31ba", kill_on_drop: false }`
[INFO] [stdout] 793831fced9b180d4a95bc8a042e8a9497a0702de8a51538ca27042a60cc31ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+8c500c7cefd54fd11d57295f3771d576be9ee415" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e393f12c252602689b24c1592a8b4198534adc3f7ed450566f3c32bc02aa5456
[INFO] running `Command { std: "docker" "start" "-a" "e393f12c252602689b24c1592a8b4198534adc3f7ed450566f3c32bc02aa5456", kill_on_drop: false }`
[INFO] [stderr]     Checking rustleetcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]  --> src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::ops::Deref;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]  --> src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::ops::Deref;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:70:13
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let mut root = TreeNode::newTreeNode(vec[0].unwrap());
[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: method `fromVec` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn fromVec(vec: Vec<i32>) -> Option<Box<ListNode>> {
[INFO] [stdout]    |            ^^^^^^^ help: convert the identifier to snake case: `from_vec`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `newTreeNode` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn newTreeNode(val: i32) -> Rc<RefCell<TreeNode>> {
[INFO] [stdout]    |            ^^^^^^^^^^^ help: convert the identifier to snake case: `new_tree_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:70:13
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let mut root = TreeNode::newTreeNode(vec[0].unwrap());
[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: method `fromVec` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn fromVec(vec: Vec<i32>) -> Option<Box<ListNode>> {
[INFO] [stdout]    |            ^^^^^^^ help: convert the identifier to snake case: `from_vec`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `newTreeNode` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn newTreeNode(val: i32) -> Rc<RefCell<TreeNode>> {
[INFO] [stdout]    |            ^^^^^^^^^^^ help: convert the identifier to snake case: `new_tree_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `b` is never read
[INFO] [stdout]  --> src/main.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 |     let mut b = a;
[INFO] [stdout]   |             ^
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rustleetcode::options_vec`
[INFO] [stdout]   --> src/bin/t108.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | use rustleetcode::options_vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout]   --> src/bin/t104.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | use std::collections::VecDeque;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `minStack` should have a snake case name
[INFO] [stdout]   --> src/bin/t155.rs:49:13
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let mut minStack = MinStack::new();
[INFO] [stdout]    |             ^^^^^^^^ help: convert the identifier to snake case: `min_stack`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `strList` should have a snake case name
[INFO] [stdout]   --> src/bin/t14.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let strList:Vec<Vec<char>> = strs.iter().map(|s| s.chars().collect() ).collect();
[INFO] [stdout]    |         ^^^^^^^ help: convert the identifier to snake case: `str_list`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BorrowMut` and `Borrow`
[INFO] [stdout]   --> src/bin/t83.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 32 | use std::borrow::{BorrowMut, Borrow};
[INFO] [stdout]    |                   ^^^^^^^^^  ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `minStack` should have a snake case name
[INFO] [stdout]   --> src/bin/t155.rs:49:13
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let mut minStack = MinStack::new();
[INFO] [stdout]    |             ^^^^^^^^ help: convert the identifier to snake case: `min_stack`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `MAX_LIMIT` should have a snake case name
[INFO] [stdout]   --> src/bin/t7.rs:53:10
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let (MAX_LIMIT, MIN_LIMIT) = (i32::MAX / 10, i32::MIN / 10);
[INFO] [stdout]    |          ^^^^^^^^^ help: convert the identifier to snake case: `max_limit`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `MIN_LIMIT` should have a snake case name
[INFO] [stdout]   --> src/bin/t7.rs:53:21
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let (MAX_LIMIT, MIN_LIMIT) = (i32::MAX / 10, i32::MIN / 10);
[INFO] [stdout]    |                     ^^^^^^^^^ help: convert the identifier to snake case: `min_limit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `b` is never read
[INFO] [stdout]  --> src/main.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 |     let mut b = a;
[INFO] [stdout]   |             ^
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rustleetcode::options_vec`
[INFO] [stdout]   --> src/bin/t108.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | use rustleetcode::options_vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout]   --> src/bin/t104.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | use std::collections::VecDeque;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BorrowMut` and `Borrow`
[INFO] [stdout]   --> src/bin/t83.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 32 | use std::borrow::{BorrowMut, Borrow};
[INFO] [stdout]    |                   ^^^^^^^^^  ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `strList` should have a snake case name
[INFO] [stdout]   --> src/bin/t14.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let strList:Vec<Vec<char>> = strs.iter().map(|s| s.chars().collect() ).collect();
[INFO] [stdout]    |         ^^^^^^^ help: convert the identifier to snake case: `str_list`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `MAX_LIMIT` should have a snake case name
[INFO] [stdout]   --> src/bin/t7.rs:53:10
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let (MAX_LIMIT, MIN_LIMIT) = (i32::MAX / 10, i32::MIN / 10);
[INFO] [stdout]    |          ^^^^^^^^^ help: convert the identifier to snake case: `max_limit`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `MIN_LIMIT` should have a snake case name
[INFO] [stdout]   --> src/bin/t7.rs:53:21
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let (MAX_LIMIT, MIN_LIMIT) = (i32::MAX / 10, i32::MIN / 10);
[INFO] [stdout]    |                     ^^^^^^^^^ help: convert the identifier to snake case: `min_limit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "e393f12c252602689b24c1592a8b4198534adc3f7ed450566f3c32bc02aa5456", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e393f12c252602689b24c1592a8b4198534adc3f7ed450566f3c32bc02aa5456", kill_on_drop: false }`
[INFO] [stdout] e393f12c252602689b24c1592a8b4198534adc3f7ed450566f3c32bc02aa5456