[INFO] cloning repository https://github.com/luckyuro/rsKata
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/luckyuro/rsKata" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluckyuro%2FrsKata", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluckyuro%2FrsKata'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7b4c681b1e3a07ccc10f76f25f8a87bcf03d3925
[INFO] testing luckyuro/rsKata against beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluckyuro%2FrsKata" "/workspace/builds/worker-59/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-59/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/luckyuro/rsKata on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/luckyuro/rsKata
[INFO] finished tweaking git repo https://github.com/luckyuro/rsKata
[INFO] tweaked toml for git repo https://github.com/luckyuro/rsKata written to /workspace/builds/worker-59/source/Cargo.toml
[INFO] crate git repo https://github.com/luckyuro/rsKata already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c74b58f72f127a9e98097186c2b4163d70b1566951fe57ab578da64e5b5fcd87
[INFO] running `Command { std: "docker" "start" "-a" "c74b58f72f127a9e98097186c2b4163d70b1566951fe57ab578da64e5b5fcd87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c74b58f72f127a9e98097186c2b4163d70b1566951fe57ab578da64e5b5fcd87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c74b58f72f127a9e98097186c2b4163d70b1566951fe57ab578da64e5b5fcd87", kill_on_drop: false }`
[INFO] [stdout] c74b58f72f127a9e98097186c2b4163d70b1566951fe57ab578da64e5b5fcd87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0ff25f59de801756b6966cbe3325f77d54c212448de0213c428384bebaaf292
[INFO] running `Command { std: "docker" "start" "-a" "a0ff25f59de801756b6966cbe3325f77d54c212448de0213c428384bebaaf292", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling kata v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/katas/directions_reduction.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |             _ => {},
[INFO] [stdout]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/katas/n_linear.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     for i in 0..=n{
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `n_linear`
[INFO] [stdout]  --> src/katas/n_linear.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn n_linear(m: &[u32], n: usize) -> u32 {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.69s
[INFO] running `Command { std: "docker" "inspect" "a0ff25f59de801756b6966cbe3325f77d54c212448de0213c428384bebaaf292", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0ff25f59de801756b6966cbe3325f77d54c212448de0213c428384bebaaf292", kill_on_drop: false }`
[INFO] [stdout] a0ff25f59de801756b6966cbe3325f77d54c212448de0213c428384bebaaf292
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93172ecf69ebaf0a0787401e50e11d1a4ee213f829cd2c16ecc13d64e65cafe1
[INFO] running `Command { std: "docker" "start" "-a" "93172ecf69ebaf0a0787401e50e11d1a4ee213f829cd2c16ecc13d64e65cafe1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/katas/directions_reduction.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |             _ => {},
[INFO] [stdout]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling kata v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/katas/n_linear.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     for i in 0..=n{
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `n_linear`
[INFO] [stdout]  --> src/katas/n_linear.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn n_linear(m: &[u32], n: usize) -> u32 {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `::`, `;`, or `as`, found keyword `fn`
[INFO] [stdout]  --> tests/order_weight_test.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | use kata::katas::order_weight
[INFO] [stdout]   |                              - expected one of `::`, `;`, or `as`
[INFO] [stdout] ...
[INFO] [stdout] 5 | fn testing(s: &str, exp: &str) -> () {
[INFO] [stdout]   | ^^ unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kata` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0432]: unresolved import `kata::katas::magnet_particles`
[INFO] [stdout]  --> tests/magnet_particles_test.rs:2:18
[INFO] [stdout]   |
[INFO] [stdout] 2 | use kata::katas::magnet_particles::doubles;
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^^ could not find `magnet_particles` in `katas`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/katas/directions_reduction.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |             _ => {},
[INFO] [stdout]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/katas/n_linear.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     for i in 0..=n{
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]  --> tests/magnet_particles_test.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 |             (actual.abs() <= merr)
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> tests/magnet_particles_test.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |             ((actual - expected).abs() / expected <= merr)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "93172ecf69ebaf0a0787401e50e11d1a4ee213f829cd2c16ecc13d64e65cafe1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93172ecf69ebaf0a0787401e50e11d1a4ee213f829cd2c16ecc13d64e65cafe1", kill_on_drop: false }`
[INFO] [stdout] 93172ecf69ebaf0a0787401e50e11d1a4ee213f829cd2c16ecc13d64e65cafe1
