[INFO] cloning repository https://github.com/hnrbs/codewars
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hnrbs/codewars" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhnrbs%2Fcodewars", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhnrbs%2Fcodewars'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cc12992a46959816546d40c9c33dceef156a9e57
[INFO] testing hnrbs/codewars against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhnrbs%2Fcodewars" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hnrbs/codewars
[INFO] finished tweaking git repo https://github.com/hnrbs/codewars
[INFO] tweaked toml for git repo https://github.com/hnrbs/codewars written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hnrbs/codewars on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hnrbs/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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e7a3e47cf8b0008ccfaaef793464ac40d716f3b8915c4aa81f30bc3719802350
[INFO] running `Command { std: "docker" "start" "-a" "e7a3e47cf8b0008ccfaaef793464ac40d716f3b8915c4aa81f30bc3719802350", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7a3e47cf8b0008ccfaaef793464ac40d716f3b8915c4aa81f30bc3719802350", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7a3e47cf8b0008ccfaaef793464ac40d716f3b8915c4aa81f30bc3719802350", kill_on_drop: false }`
[INFO] [stdout] e7a3e47cf8b0008ccfaaef793464ac40d716f3b8915c4aa81f30bc3719802350
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 7d76db6dfd2159e39024ab3efc4f03fd8193ecc681b31d552568ad625d8b5cab
[INFO] running `Command { std: "docker" "start" "-a" "7d76db6dfd2159e39024ab3efc4f03fd8193ecc681b31d552568ad625d8b5cab", kill_on_drop: false }`
[INFO] [stderr]    Compiling kata v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `times` is never used
[INFO] [stdout]   --> src/accum.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn times(position: usize, char: char) -> String {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `accum` is never used
[INFO] [stdout]   --> src/accum.rs:22:4
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn accum(s: &str) -> String {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_square` is never used
[INFO] [stdout]   --> src/is_square.rs:33:4
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn is_square(n: i64) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `move_zeros` is never used
[INFO] [stdout]  --> src/moving_zeros_end.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn move_zeros(arr: &[u8]) -> Vec<u8> {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `digitize` is never used
[INFO] [stdout]   --> src/reverse_digits_array.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn digitize(n: u64) -> Vec<u8> {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `positive_sum` is never used
[INFO] [stdout]  --> src/sum_of_positive.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn positive_sum(slice: &[i32]) -> i32 {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "7d76db6dfd2159e39024ab3efc4f03fd8193ecc681b31d552568ad625d8b5cab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d76db6dfd2159e39024ab3efc4f03fd8193ecc681b31d552568ad625d8b5cab", kill_on_drop: false }`
[INFO] [stdout] 7d76db6dfd2159e39024ab3efc4f03fd8193ecc681b31d552568ad625d8b5cab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 6f01916cbcecd73781098cd9c46ab639e4f47461cf5fdaf673f5f4f201a4bb6e
[INFO] running `Command { std: "docker" "start" "-a" "6f01916cbcecd73781098cd9c46ab639e4f47461cf5fdaf673f5f4f201a4bb6e", kill_on_drop: false }`
[INFO] [stderr]    Compiling kata v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `ERR_MSG` is never used
[INFO] [stdout]   --> src/moving_zeros_end.rs:27:11
[INFO] [stdout]    |
[INFO] [stdout] 27 |     const ERR_MSG: &str = "\nYour result (left) did not match the expected output (right)";
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "6f01916cbcecd73781098cd9c46ab639e4f47461cf5fdaf673f5f4f201a4bb6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f01916cbcecd73781098cd9c46ab639e4f47461cf5fdaf673f5f4f201a4bb6e", kill_on_drop: false }`
[INFO] [stdout] 6f01916cbcecd73781098cd9c46ab639e4f47461cf5fdaf673f5f4f201a4bb6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] ce95f3f970bf3def345ead83f9c810a11323876a830f2eaace2d456480c63cbf
[INFO] running `Command { std: "docker" "start" "-a" "ce95f3f970bf3def345ead83f9c810a11323876a830f2eaace2d456480c63cbf", kill_on_drop: false }`
[INFO] [stderr] warning: constant `ERR_MSG` is never used
[INFO] [stdout] 
[INFO] [stderr]   --> src/moving_zeros_end.rs:27:11
[INFO] [stdout] running 7 tests
[INFO] [stderr]    |
[INFO] [stdout] test is_square::tests::fixed_tests ... ok
[INFO] [stderr] 27 |     const ERR_MSG: &str = "\nYour result (left) did not match the expected output (right)";
[INFO] [stdout] test moving_zeros_end::tests::sample_tests ... ok
[INFO] [stderr]    |           ^^^^^^^
[INFO] [stdout] test accum::basic_tests ... ok
[INFO] [stderr]    |
[INFO] [stdout] test sum_of_positive::tests::all_negative ... ok
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] test sum_of_positive::tests::some_examples ... ok
[INFO] [stderr] 
[INFO] [stdout] test sum_of_positive::tests::empty_list ... ok
[INFO] [stderr] warning: `kata` (bin "kata" test) generated 1 warning
[INFO] [stdout] test reverse_digits_array::tests::test_fixed ... ok
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/kata-063f4e7b889518aa)
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ce95f3f970bf3def345ead83f9c810a11323876a830f2eaace2d456480c63cbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce95f3f970bf3def345ead83f9c810a11323876a830f2eaace2d456480c63cbf", kill_on_drop: false }`
[INFO] [stdout] ce95f3f970bf3def345ead83f9c810a11323876a830f2eaace2d456480c63cbf