[INFO] cloning repository https://github.com/mohmmedalkhatim/leetcode_solutions
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mohmmedalkhatim/leetcode_solutions" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmohmmedalkhatim%2Fleetcode_solutions", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmohmmedalkhatim%2Fleetcode_solutions'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c02e287888b574ec6c267f01fe1a7842ec6c6239
[INFO] building mohmmedalkhatim/leetcode_solutions against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmohmmedalkhatim%2Fleetcode_solutions" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mohmmedalkhatim/leetcode_solutions on toolchain 8b8eff55bd72abbb57167bc42222a7f91d41cb0d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mohmmedalkhatim/leetcode_solutions
[INFO] finished tweaking git repo https://github.com/mohmmedalkhatim/leetcode_solutions
[INFO] tweaked toml for git repo https://github.com/mohmmedalkhatim/leetcode_solutions written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/mohmmedalkhatim/leetcode_solutions 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" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: chown /var/lib/docker/overlay2/29dd6e12d3c54bcc041cf57f7b9aa3b46ffdc6d7316754ba5df0a49e8f0ef726-init/work/work: no such file or directory
[INFO] building mohmmedalkhatim/leetcode_solutions against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmohmmedalkhatim%2Fleetcode_solutions" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mohmmedalkhatim/leetcode_solutions on toolchain 8b8eff55bd72abbb57167bc42222a7f91d41cb0d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mohmmedalkhatim/leetcode_solutions
[INFO] finished tweaking git repo https://github.com/mohmmedalkhatim/leetcode_solutions
[INFO] tweaked toml for git repo https://github.com/mohmmedalkhatim/leetcode_solutions written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/mohmmedalkhatim/leetcode_solutions 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" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 317bc0b167c8a9eb8bd0d7466deaf2ea168f5717a6d1a25b2f1e19fd5e984551
[INFO] running `Command { std: "docker" "start" "-a" "317bc0b167c8a9eb8bd0d7466deaf2ea168f5717a6d1a25b2f1e19fd5e984551", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "317bc0b167c8a9eb8bd0d7466deaf2ea168f5717a6d1a25b2f1e19fd5e984551", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "317bc0b167c8a9eb8bd0d7466deaf2ea168f5717a6d1a25b2f1e19fd5e984551", kill_on_drop: false }`
[INFO] [stdout] 317bc0b167c8a9eb8bd0d7466deaf2ea168f5717a6d1a25b2f1e19fd5e984551
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21ff2fc3f5097858d6e6a77f04ace3c077e7e47ce9390aad0cfb57c74470ff8d
[INFO] running `Command { std: "docker" "start" "-a" "21ff2fc3f5097858d6e6a77f04ace3c077e7e47ce9390aad0cfb57c74470ff8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling skills v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/leetcode/contains_duplicate/mod.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `collections::HashMap` and `string`
[INFO] [stdout]  --> src/leetcode/valid_anagram/mod.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap, string};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/leetcode/product_expect_self/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/leetcode/vaild_palindroma/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::num`
[INFO] [stdout]  --> src/leetcode/longest_consicative_number/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::num;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/leetcode/tow_sum_2/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/leetcode/valid_anagram/mod.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn valid_anagram(s: String, mut t: String) -> bool {
[INFO] [stdout]   |                  ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]  --> src/leetcode/valid_anagram/mod.rs:4:33
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn valid_anagram(s: String, mut t: String) -> bool {
[INFO] [stdout]   |                                 ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/leetcode/valid_anagram/mod.rs:4:29
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn valid_anagram(s: String, mut t: String) -> bool {
[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: unused variable: `i`
[INFO] [stdout]  --> src/leetcode/top_k_frequant_number/mod.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |         for i in arr.clone() {
[INFO] [stdout]   |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/leetcode/vaild_palindroma/mod.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 |         let mut iter:Vec<char> = s.chars().filter(|c|c.is_alphanumeric()).map(|c|c.to_ascii_lowercase()).collect();
[INFO] [stdout]   |             ----^^^^
[INFO] [stdout]   |             |
[INFO] [stdout]   |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> src/leetcode/vaild_parenteses/mod.rs:11:18
[INFO] [stdout]    |
[INFO] [stdout] 11 |             Some(s) => {
[INFO] [stdout]    |                  ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/leetcode/contains_duplicate/mod.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Solution;
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `contains_duplicate` is never used
[INFO] [stdout]  --> src/leetcode/contains_duplicate/mod.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 6 |     pub fn contains_duplicate(nums: Vec<i32>) -> bool {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/leetcode/tow_sum/mod.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Solution;
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `tow_sum` is never used
[INFO] [stdout]  --> src/leetcode/tow_sum/mod.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 6 |     fn tow_sum(nums: Vec<usize>, target: usize) -> Vec<usize> {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `valid_anagram` is never used
[INFO] [stdout]  --> src/leetcode/valid_anagram/mod.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn valid_anagram(s: String, mut t: String) -> bool {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/leetcode/valid_anagram/mod.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[warn(dead_code)]
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `valid_anagram_sort` is never used
[INFO] [stdout]  --> src/leetcode/valid_anagram/mod.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn valid_anagram_sort(s: String, t: String) -> bool {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/leetcode/valid_anagram/mod.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[warn(dead_code)]
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/leetcode/group_anagram/mod.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Solution;
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/leetcode/group_anagram/mod.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[warn(dead_code)]
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `group_anagrams` is never used
[INFO] [stdout]  --> src/leetcode/group_anagram/mod.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 7 |     pub fn group_anagrams(list: Vec<String>) -> Vec<Vec<String>> {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/leetcode/top_k_frequant_number/mod.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Solution;
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `top_k` is never used
[INFO] [stdout]  --> src/leetcode/top_k_frequant_number/mod.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 6 |     fn top_k(arr: Vec<i32>, k: usize) -> Vec<i32> {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `encode` is never used
[INFO] [stdout]  --> src/leetcode/encode_decode/mod.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 |     pub fn encode(arr: Vec<String>) -> String {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `decode` is never used
[INFO] [stdout]   --> src/leetcode/encode_decode/mod.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn decode(str: String) -> Vec<String> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/leetcode/product_expect_self/mod.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Solution;
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `product_expect_self` is never used
[INFO] [stdout]  --> src/leetcode/product_expect_self/mod.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 6 |     fn product_expect_self(arr: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/leetcode/vaild_palindroma/mod.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Solution;
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `vaild_palindroma` is never used
[INFO] [stdout]  --> src/leetcode/vaild_palindroma/mod.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 6 |     pub fn vaild_palindroma(s: String) -> bool {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/leetcode/longest_consicative_number/mod.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `longest_consecutive` is never used
[INFO] [stdout]  --> src/leetcode/longest_consicative_number/mod.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 7 |     pub fn longest_consecutive(nums: Vec<i32>) -> i32 {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `skills` (bin "skills"); 30 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to parse process output: `/opt/rustwide/rustup-home/toolchains/8b8eff55bd72abbb57167bc42222a7f91d41cb0d/bin/rustc --crate-name skills --edition=2021 src/main.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=12bfd4f05ab956bc -C extra-filename=-fcb8136a755aa591 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "21ff2fc3f5097858d6e6a77f04ace3c077e7e47ce9390aad0cfb57c74470ff8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21ff2fc3f5097858d6e6a77f04ace3c077e7e47ce9390aad0cfb57c74470ff8d", kill_on_drop: false }`
[INFO] [stdout] 21ff2fc3f5097858d6e6a77f04ace3c077e7e47ce9390aad0cfb57c74470ff8d