[INFO] updating cached repository https://github.com/luckyuro/rsKata
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7b4c681b1e3a07ccc10f76f25f8a87bcf03d3925
[INFO] testing luckyuro/rsKata against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluckyuro%2FrsKata" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/luckyuro/rsKata on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-0/source/Cargo.toml
[INFO] crate git repo https://github.com/luckyuro/rsKata already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 35d143e1884c2209b44303505dc64c782efba4d1bbc5d91a1dcc658f6adeaf63
[INFO] running `"docker" "start" "-a" "35d143e1884c2209b44303505dc64c782efba4d1bbc5d91a1dcc658f6adeaf63"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling kata v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/katas/directions_reduction.rs:39:13
[INFO] [stderr]    |
[INFO] [stderr] 39 |             _ => {},
[INFO] [stderr]    |             ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/katas/n_linear.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |     for i in 0..=n{
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `n_linear`
[INFO] [stderr]  --> src/katas/n_linear.rs:5:4
[INFO] [stderr]   |
[INFO] [stderr] 5 | fn n_linear(m: &[u32], n: usize) -> u32 {
[INFO] [stderr]   |    ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.98s
[INFO] running `"docker" "inspect" "35d143e1884c2209b44303505dc64c782efba4d1bbc5d91a1dcc658f6adeaf63"`
[INFO] running `"docker" "rm" "-f" "35d143e1884c2209b44303505dc64c782efba4d1bbc5d91a1dcc658f6adeaf63"`
[INFO] [stdout] 35d143e1884c2209b44303505dc64c782efba4d1bbc5d91a1dcc658f6adeaf63
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 38bd4d4d47679bc6170fbf840c117d47299dd0a5a1fb08f740dd6eef05e2731e
[INFO] running `"docker" "start" "-a" "38bd4d4d47679bc6170fbf840c117d47299dd0a5a1fb08f740dd6eef05e2731e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling kata v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/katas/directions_reduction.rs:39:13
[INFO] [stderr]    |
[INFO] [stderr] 39 |             _ => {},
[INFO] [stderr]    |             ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/katas/n_linear.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |     for i in 0..=n{
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `n_linear`
[INFO] [stderr]  --> src/katas/n_linear.rs:5:4
[INFO] [stderr]   |
[INFO] [stderr] 5 | fn n_linear(m: &[u32], n: usize) -> u32 {
[INFO] [stderr]   |    ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] error: expected one of `::`, `;`, or `as`, found keyword `fn`
[INFO] [stderr]  --> tests/order_weight_test.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | use kata::katas::order_weight
[INFO] [stderr]   |                              - expected one of `::`, `;`, or `as`
[INFO] [stderr] ...
[INFO] [stderr] 5 | fn testing(s: &str, exp: &str) -> () {
[INFO] [stderr]   | ^^ unexpected token
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `kata`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0432]: unresolved import `kata::katas::magnet_particles`
[INFO] [stderr]  --> tests/magnet_particles_test.rs:2:18
[INFO] [stderr]   |
[INFO] [stderr] 2 | use kata::katas::magnet_particles::doubles;
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^ could not find `magnet_particles` in `katas`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]  --> tests/magnet_particles_test.rs:8:13
[INFO] [stderr]   |
[INFO] [stderr] 8 |             (actual.abs() <= merr)
[INFO] [stderr]   |             ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> tests/magnet_particles_test.rs:10:13
[INFO] [stderr]    |
[INFO] [stderr] 10 |             ((actual - expected).abs() / expected <= merr)
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/katas/directions_reduction.rs:39:13
[INFO] [stderr]    |
[INFO] [stderr] 39 |             _ => {},
[INFO] [stderr]    |             ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/katas/n_linear.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |     for i in 0..=n{
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `kata`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "38bd4d4d47679bc6170fbf840c117d47299dd0a5a1fb08f740dd6eef05e2731e"`
[INFO] running `"docker" "rm" "-f" "38bd4d4d47679bc6170fbf840c117d47299dd0a5a1fb08f740dd6eef05e2731e"`
[INFO] [stdout] 38bd4d4d47679bc6170fbf840c117d47299dd0a5a1fb08f740dd6eef05e2731e