[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] testing yqy7/rustleetcode against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyqy7%2Frustleetcode" "/workspace/builds/worker-34/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-34/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yqy7/rustleetcode on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-34/source/Cargo.toml
[INFO] crate git repo https://github.com/yqy7/rustleetcode already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ead9e53dfed5f3f5c31caafe999352b35338cc8d33fff3baf40908aa2e949657
[INFO] running `Command { std: "docker" "start" "-a" "ead9e53dfed5f3f5c31caafe999352b35338cc8d33fff3baf40908aa2e949657", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ead9e53dfed5f3f5c31caafe999352b35338cc8d33fff3baf40908aa2e949657", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ead9e53dfed5f3f5c31caafe999352b35338cc8d33fff3baf40908aa2e949657", kill_on_drop: false }`
[INFO] [stdout] ead9e53dfed5f3f5c31caafe999352b35338cc8d33fff3baf40908aa2e949657
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5c794c784e40c3a30efa026a838a28bb87045305a5757095b6569b5c5958c0d
[INFO] running `Command { std: "docker" "start" "-a" "a5c794c784e40c3a30efa026a838a28bb87045305a5757095b6569b5c5958c0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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: 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: 4 warnings emitted
[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 `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: unused imports: `BorrowMut`, `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: 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: 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: 1 warning emitted
[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]   = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.28s
[INFO] running `Command { std: "docker" "inspect" "a5c794c784e40c3a30efa026a838a28bb87045305a5757095b6569b5c5958c0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5c794c784e40c3a30efa026a838a28bb87045305a5757095b6569b5c5958c0d", kill_on_drop: false }`
[INFO] [stdout] a5c794c784e40c3a30efa026a838a28bb87045305a5757095b6569b5c5958c0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 744c68a635212b35b550f285ff1761072822ee711dc2bd4b9da7e8f9f2ade742
[INFO] running `Command { std: "docker" "start" "-a" "744c68a635212b35b550f285ff1761072822ee711dc2bd4b9da7e8f9f2ade742", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]    Compiling rustleetcode v0.1.0 (/opt/rustwide/workdir)
[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: 4 warnings emitted
[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: 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: 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]   = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[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`, `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] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.63s
[INFO] running `Command { std: "docker" "inspect" "744c68a635212b35b550f285ff1761072822ee711dc2bd4b9da7e8f9f2ade742", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "744c68a635212b35b550f285ff1761072822ee711dc2bd4b9da7e8f9f2ade742", kill_on_drop: false }`
[INFO] [stdout] 744c68a635212b35b550f285ff1761072822ee711dc2bd4b9da7e8f9f2ade742
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5b62ca4a9e62c662e0febba1026c426f6c20a666f95383d3679ac91edd614bcf
[INFO] running `Command { std: "docker" "start" "-a" "5b62ca4a9e62c662e0febba1026c426f6c20a666f95383d3679ac91edd614bcf", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::ops::Deref`
[INFO] [stderr]  --> src/lib.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::ops::Deref;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:70:13
[INFO] [stderr]    |
[INFO] [stderr] 70 |         let mut root = TreeNode::newTreeNode(vec[0].unwrap());
[INFO] [stderr]    |             ----^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `fromVec` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:28:12
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn fromVec(vec: Vec<i32>) -> Option<Box<ListNode>> {
[INFO] [stderr]    |            ^^^^^^^ help: convert the identifier to snake case: `from_vec`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `newTreeNode` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:64:12
[INFO] [stderr]    |
[INFO] [stderr] 64 |     pub fn newTreeNode(val: i32) -> Rc<RefCell<TreeNode>> {
[INFO] [stderr]    |            ^^^^^^^^^^^ help: convert the identifier to snake case: `new_tree_node`
[INFO] [stderr] 
[INFO] [stderr] warning: `rustleetcode` (lib) generated 4 warnings
[INFO] [stderr] warning: value assigned to `b` is never read
[INFO] [stderr]  --> src/main.rs:3:13
[INFO] [stderr]   |
[INFO] [stderr] 3 |     let mut b = a;
[INFO] [stderr]   |             ^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]   = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: `rustleetcode` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr] warning: `rustleetcode` (bin "rustleetcode" test) generated 1 warning
[INFO] [stderr] warning: variable `MAX_LIMIT` should have a snake case name
[INFO] [stderr]   --> src/bin/t7.rs:53:10
[INFO] [stderr]    |
[INFO] [stderr] 53 |     let (MAX_LIMIT, MIN_LIMIT) = (i32::MAX / 10, i32::MIN / 10);
[INFO] [stderr]    |          ^^^^^^^^^ help: convert the identifier to snake case: `max_limit`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `MIN_LIMIT` should have a snake case name
[INFO] [stderr]   --> src/bin/t7.rs:53:21
[INFO] [stderr]    |
[INFO] [stderr] 53 |     let (MAX_LIMIT, MIN_LIMIT) = (i32::MAX / 10, i32::MIN / 10);
[INFO] [stderr]    |                     ^^^^^^^^^ help: convert the identifier to snake case: `min_limit`
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `BorrowMut`, `Borrow`
[INFO] [stderr]   --> src/bin/t83.rs:32:19
[INFO] [stderr]    |
[INFO] [stderr] 32 | use std::borrow::{BorrowMut, Borrow};
[INFO] [stderr]    |                   ^^^^^^^^^  ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::VecDeque`
[INFO] [stderr]   --> src/bin/t104.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 | use std::collections::VecDeque;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `minStack` should have a snake case name
[INFO] [stderr]   --> src/bin/t155.rs:49:13
[INFO] [stderr]    |
[INFO] [stderr] 49 |     let mut minStack = MinStack::new();
[INFO] [stderr]    |             ^^^^^^^^ help: convert the identifier to snake case: `min_stack`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rustleetcode::options_vec`
[INFO] [stderr]   --> src/bin/t108.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 | use rustleetcode::options_vec;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `strList` should have a snake case name
[INFO] [stderr]   --> src/bin/t14.rs:41:9
[INFO] [stderr]    |
[INFO] [stderr] 41 |     let strList:Vec<Vec<char>> = strs.iter().map(|s| s.chars().collect() ).collect();
[INFO] [stderr]    |         ^^^^^^^ help: convert the identifier to snake case: `str_list`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rustleetcode` (bin "t7" test) generated 2 warnings
[INFO] [stderr] warning: `rustleetcode` (bin "t83" test) generated 1 warning
[INFO] [stderr] warning: `rustleetcode` (bin "t104" test) generated 1 warning
[INFO] [stderr] warning: `rustleetcode` (bin "t155" test) generated 1 warning
[INFO] [stderr] warning: `rustleetcode` (bin "t108" test) generated 1 warning
[INFO] [stderr] warning: `rustleetcode` (bin "t14" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustleetcode-e7b1f1e6f38c0236)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustleetcode-77f490756e13ee6b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
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[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rustleetcode
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[INFO] running `Command { std: "docker" "inspect" "5b62ca4a9e62c662e0febba1026c426f6c20a666f95383d3679ac91edd614bcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b62ca4a9e62c662e0febba1026c426f6c20a666f95383d3679ac91edd614bcf", kill_on_drop: false }`
[INFO] [stdout] 5b62ca4a9e62c662e0febba1026c426f6c20a666f95383d3679ac91edd614bcf