[INFO] cloning repository https://github.com/nsjuarez42/Rust-coding-problems-solutions
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nsjuarez42/Rust-coding-problems-solutions" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnsjuarez42%2FRust-coding-problems-solutions", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnsjuarez42%2FRust-coding-problems-solutions'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a4c7fe60de90e95228b8337e00902d562c304969
[INFO] testing nsjuarez42/Rust-coding-problems-solutions against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnsjuarez42%2FRust-coding-problems-solutions" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/nsjuarez42/Rust-coding-problems-solutions
[INFO] finished tweaking git repo https://github.com/nsjuarez42/Rust-coding-problems-solutions
[INFO] tweaked toml for git repo https://github.com/nsjuarez42/Rust-coding-problems-solutions written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nsjuarez42/Rust-coding-problems-solutions on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nsjuarez42/Rust-coding-problems-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 632070911d9b3db4129b554f8a65505d137b0f5414944801ed7ce86d86995905
[INFO] running `Command { std: "docker" "start" "-a" "632070911d9b3db4129b554f8a65505d137b0f5414944801ed7ce86d86995905", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "632070911d9b3db4129b554f8a65505d137b0f5414944801ed7ce86d86995905", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "632070911d9b3db4129b554f8a65505d137b0f5414944801ed7ce86d86995905", kill_on_drop: false }`
[INFO] [stdout] 632070911d9b3db4129b554f8a65505d137b0f5414944801ed7ce86d86995905
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e8713dd3ee9a728600dd67300aa5ad52be06e02b8e309c40a58e37ae39ed937
[INFO] running `Command { std: "docker" "start" "-a" "4e8713dd3ee9a728600dd67300aa5ad52be06e02b8e309c40a58e37ae39ed937", kill_on_drop: false }`
[INFO] [stderr]    Compiling codewars v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `factorial` is never used
[INFO] [stdout]   --> src/lib.rs:36:4
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn factorial(n:u64) -> u64{
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "4e8713dd3ee9a728600dd67300aa5ad52be06e02b8e309c40a58e37ae39ed937", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e8713dd3ee9a728600dd67300aa5ad52be06e02b8e309c40a58e37ae39ed937", kill_on_drop: false }`
[INFO] [stdout] 4e8713dd3ee9a728600dd67300aa5ad52be06e02b8e309c40a58e37ae39ed937
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9d0bd759919426bef28e2aa78ffbe73cac1a654392c5aba0c0bc88fe27d8908
[INFO] running `Command { std: "docker" "start" "-a" "f9d0bd759919426bef28e2aa78ffbe73cac1a654392c5aba0c0bc88fe27d8908", kill_on_drop: false }`
[INFO] [stderr]    Compiling codewars v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `factorial` is never used
[INFO] [stdout]   --> src/lib.rs:36:4
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn factorial(n:u64) -> u64{
[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 `factorial` is never used
[INFO] [stdout]   --> src/lib.rs:36:4
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn factorial(n:u64) -> u64{
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "f9d0bd759919426bef28e2aa78ffbe73cac1a654392c5aba0c0bc88fe27d8908", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9d0bd759919426bef28e2aa78ffbe73cac1a654392c5aba0c0bc88fe27d8908", kill_on_drop: false }`
[INFO] [stdout] f9d0bd759919426bef28e2aa78ffbe73cac1a654392c5aba0c0bc88fe27d8908
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e244cc7904d9f1d3185a0eded7da97a7810d0679725a4171dab8e79402208b14
[INFO] running `Command { std: "docker" "start" "-a" "e244cc7904d9f1d3185a0eded7da97a7810d0679725a4171dab8e79402208b14", kill_on_drop: false }`
[INFO] [stderr] warning: function `factorial` is never used
[INFO] [stderr]   --> src/lib.rs:36:4
[INFO] [stderr]    |
[INFO] [stderr] 36 | fn factorial(n:u64) -> u64{
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `codewars` (lib) generated 1 warning
[INFO] [stderr] warning: `codewars` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/codewars-cacb816f89294d52)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::strong_nums ... ok
[INFO] [stdout] test tests::larger_number ... ok
[INFO] [stdout] test tests::disariums ... ok
[INFO] [stdout] test tests::balanced_number ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/codewars-17355ce0d230874b)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests codewars
[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] [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] running `Command { std: "docker" "inspect" "e244cc7904d9f1d3185a0eded7da97a7810d0679725a4171dab8e79402208b14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e244cc7904d9f1d3185a0eded7da97a7810d0679725a4171dab8e79402208b14", kill_on_drop: false }`
[INFO] [stdout] e244cc7904d9f1d3185a0eded7da97a7810d0679725a4171dab8e79402208b14