[INFO] cloning repository https://github.com/roman-karpovich/codewars [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/roman-karpovich/codewars" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froman-karpovich%2Fcodewars", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froman-karpovich%2Fcodewars'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2d6954c57a066ed1104b6a14b62acabf09a3a3f3 [INFO] checking roman-karpovich/codewars against master#0f353363965ebf05e0757f7679c800b39c51a07e for pr-144896 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froman-karpovich%2Fcodewars" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/roman-karpovich/codewars [INFO] finished tweaking git repo https://github.com/roman-karpovich/codewars [INFO] tweaked toml for git repo https://github.com/roman-karpovich/codewars written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/roman-karpovich/codewars on toolchain 0f353363965ebf05e0757f7679c800b39c51a07e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0f353363965ebf05e0757f7679c800b39c51a07e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/roman-karpovich/codewars 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" "+0f353363965ebf05e0757f7679c800b39c51a07e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "+0f353363965ebf05e0757f7679c800b39c51a07e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 45cc1fd1be4ec9e96d17abb76a7e8380a9dd295d56734bfc15f38774281cffbc [INFO] running `Command { std: "docker" "start" "-a" "45cc1fd1be4ec9e96d17abb76a7e8380a9dd295d56734bfc15f38774281cffbc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "45cc1fd1be4ec9e96d17abb76a7e8380a9dd295d56734bfc15f38774281cffbc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "45cc1fd1be4ec9e96d17abb76a7e8380a9dd295d56734bfc15f38774281cffbc", kill_on_drop: false }` [INFO] [stdout] 45cc1fd1be4ec9e96d17abb76a7e8380a9dd295d56734bfc15f38774281cffbc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "+0f353363965ebf05e0757f7679c800b39c51a07e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 45da22f4e05fb1f4f766a043a6890acbf974411f59183ab121b913c488e07b74 [INFO] running `Command { std: "docker" "start" "-a" "45da22f4e05fb1f4f766a043a6890acbf974411f59183ab121b913c488e07b74", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Checking regex-syntax v0.6.29 [INFO] [stderr] Checking factorial_decomposition v0.1.0 (/opt/rustwide/workdir/kata_5/factorial_decomposition) [INFO] [stderr] Checking twice_linear v0.1.0 (/opt/rustwide/workdir/kata_4/twice_linear) [INFO] [stdout] warning: unused import: `VecDeque` [INFO] [stdout] --> kata_4/twice_linear/src/main.rs:1:34 [INFO] [stdout] | [INFO] [stdout] 1 | use std::collections::{BTreeSet, VecDeque}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread::current` [INFO] [stdout] --> kata_5/factorial_decomposition/src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::thread::current; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread::current` [INFO] [stdout] --> kata_4/twice_linear/src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::thread::current; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> kata_4/twice_linear/src/main.rs:11:41 [INFO] [stdout] | [INFO] [stdout] 11 | let mut queue = BTreeSet::from([1]);; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_next_elements` is never used [INFO] [stdout] --> kata_4/twice_linear/src/main.rs:4:4 [INFO] [stdout] | [INFO] [stdout] 4 | fn get_next_elements(x: u32) -> (u32, u32) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `dbl_linear` is never used [INFO] [stdout] --> kata_4/twice_linear/src/main.rs:8:4 [INFO] [stdout] | [INFO] [stdout] 8 | fn dbl_linear(n: u32) -> u32{ [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `decompose_prime` is never used [INFO] [stdout] --> kata_5/factorial_decomposition/src/main.rs:9:4 [INFO] [stdout] | [INFO] [stdout] 9 | fn decompose_prime(n: i32) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `decomp` is never used [INFO] [stdout] --> kata_5/factorial_decomposition/src/main.rs:26:4 [INFO] [stdout] | [INFO] [stdout] 26 | fn decomp(n: i32) -> String { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `VecDeque` [INFO] [stdout] --> kata_4/twice_linear/src/main.rs:1:34 [INFO] [stdout] | [INFO] [stdout] 1 | use std::collections::{BTreeSet, VecDeque}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread::current` [INFO] [stdout] --> kata_4/twice_linear/src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::thread::current; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> kata_4/twice_linear/src/main.rs:11:41 [INFO] [stdout] | [INFO] [stdout] 11 | let mut queue = BTreeSet::from([1]);; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread::current` [INFO] [stdout] --> kata_5/factorial_decomposition/src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::thread::current; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: couldn't create a temp dir: No space left on device (os error 28) at path "/opt/rustwide/target/debug/deps/rmetaM0D9Yq" [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `memchr` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "45da22f4e05fb1f4f766a043a6890acbf974411f59183ab121b913c488e07b74", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "45da22f4e05fb1f4f766a043a6890acbf974411f59183ab121b913c488e07b74", kill_on_drop: false }` [INFO] [stdout] 45da22f4e05fb1f4f766a043a6890acbf974411f59183ab121b913c488e07b74