[INFO] cloning repository https://github.com/AyanoClarke/rosalind_solution
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AyanoClarke/rosalind_solution" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAyanoClarke%2Frosalind_solution"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAyanoClarke%2Frosalind_solution'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 90aa78bb93cf1554965ecc749b9403ef526e04fd
[INFO] testing AyanoClarke/rosalind_solution against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAyanoClarke%2Frosalind_solution" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AyanoClarke/rosalind_solution 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/AyanoClarke/rosalind_solution
[INFO] finished tweaking git repo https://github.com/AyanoClarke/rosalind_solution
[INFO] tweaked toml for git repo https://github.com/AyanoClarke/rosalind_solution written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/AyanoClarke/rosalind_solution 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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stdout] 0a62bea52bfa49ee923db40f4a2362d036fec87c67ae8ecee7178827a0bcaca2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "0a62bea52bfa49ee923db40f4a2362d036fec87c67ae8ecee7178827a0bcaca2"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rosalind_solution v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: enum is never used: `Nucleobases`
[INFO] [stderr]   --> src/counting_DNA_nucleotides.rs:23:6
[INFO] [stderr]    |
[INFO] [stderr] 23 | enum Nucleobases {
[INFO] [stderr]    |      ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `NucleobasesCountsBuilder`
[INFO] [stderr]   --> src/counting_DNA_nucleotides.rs:41:8
[INFO] [stderr]    |
[INFO] [stderr] 41 | struct NucleobasesCountsBuilder {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/counting_DNA_nucleotides.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     fn new() -> NucleobasesCountsBuilder {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `a_plus`
[INFO] [stderr]   --> src/counting_DNA_nucleotides.rs:67:5
[INFO] [stderr]    |
[INFO] [stderr] 67 |     fn a_plus(&mut self) -> &mut NucleobasesCountsBuilder {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `g_plus`
[INFO] [stderr]   --> src/counting_DNA_nucleotides.rs:71:5
[INFO] [stderr]    |
[INFO] [stderr] 71 |     fn g_plus(&mut self) -> &mut NucleobasesCountsBuilder {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `t_plus`
[INFO] [stderr]   --> src/counting_DNA_nucleotides.rs:75:5
[INFO] [stderr]    |
[INFO] [stderr] 75 |     fn t_plus(&mut self) -> &mut NucleobasesCountsBuilder {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `c_plus`
[INFO] [stderr]   --> src/counting_DNA_nucleotides.rs:79:5
[INFO] [stderr]    |
[INFO] [stderr] 79 |     fn c_plus(&mut self) -> &mut NucleobasesCountsBuilder {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `build`
[INFO] [stderr]   --> src/counting_DNA_nucleotides.rs:84:5
[INFO] [stderr]    |
[INFO] [stderr] 84 |     fn build(&self) -> NucleobasesCounts {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `check_nucleobase`
[INFO] [stderr]   --> src/counting_DNA_nucleotides.rs:99:4
[INFO] [stderr]    |
[INFO] [stderr] 99 | fn check_nucleobase(s: char) -> Option<Nucleobases> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `counting_DNA_nucleotides`
[INFO] [stderr]    --> src/counting_DNA_nucleotides.rs:109:8
[INFO] [stderr]     |
[INFO] [stderr] 109 | pub fn counting_DNA_nucleotides(s: &str) -> NucleobasesCounts {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `transcribing`
[INFO] [stderr]    --> src/transcribing_DNA_into_RNA.rs:127:5
[INFO] [stderr]     |
[INFO] [stderr] 127 |     pub fn transcribing(&self) -> RNA {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: module `counting_DNA_nucleotides` should have a snake case name
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | mod counting_DNA_nucleotides;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `counting_dna_nucleotides`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: module `transcribing_DNA_into_RNA` should have a snake case name
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | mod transcribing_DNA_into_RNA;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `transcribing_dna_into_rna`
[INFO] [stderr] 
[INFO] [stderr] warning: function `counting_DNA_nucleotides` should have a snake case name
[INFO] [stderr]    --> src/counting_DNA_nucleotides.rs:109:8
[INFO] [stderr]     |
[INFO] [stderr] 109 | pub fn counting_DNA_nucleotides(s: &str) -> NucleobasesCounts {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `counting_dna_nucleotides`
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `"docker" "inspect" "0a62bea52bfa49ee923db40f4a2362d036fec87c67ae8ecee7178827a0bcaca2"`
[INFO] running `"docker" "rm" "-f" "0a62bea52bfa49ee923db40f4a2362d036fec87c67ae8ecee7178827a0bcaca2"`
[INFO] [stdout] 0a62bea52bfa49ee923db40f4a2362d036fec87c67ae8ecee7178827a0bcaca2
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 96f6afbace9a08b70704d5230a149f61eff5fa6852b645e32a5d413ff5e83868
[INFO] running `"docker" "start" "-a" "96f6afbace9a08b70704d5230a149f61eff5fa6852b645e32a5d413ff5e83868"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rosalind_solution v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: module `counting_DNA_nucleotides` should have a snake case name
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | mod counting_DNA_nucleotides;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `counting_dna_nucleotides`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: module `transcribing_DNA_into_RNA` should have a snake case name
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | mod transcribing_DNA_into_RNA;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `transcribing_dna_into_rna`
[INFO] [stderr] 
[INFO] [stderr] warning: function `counting_DNA_nucleotides` should have a snake case name
[INFO] [stderr]    --> src/counting_DNA_nucleotides.rs:109:8
[INFO] [stderr]     |
[INFO] [stderr] 109 | pub fn counting_DNA_nucleotides(s: &str) -> NucleobasesCounts {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `counting_dna_nucleotides`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `"docker" "inspect" "96f6afbace9a08b70704d5230a149f61eff5fa6852b645e32a5d413ff5e83868"`
[INFO] running `"docker" "rm" "-f" "96f6afbace9a08b70704d5230a149f61eff5fa6852b645e32a5d413ff5e83868"`
[INFO] [stdout] 96f6afbace9a08b70704d5230a149f61eff5fa6852b645e32a5d413ff5e83868
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 825ce39ce9970560b35780ca9d6fd0b65e125fa8707358b28a1fb41c9503987d
[INFO] running `"docker" "start" "-a" "825ce39ce9970560b35780ca9d6fd0b65e125fa8707358b28a1fb41c9503987d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: module `counting_DNA_nucleotides` should have a snake case name
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | mod counting_DNA_nucleotides;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `counting_dna_nucleotides`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: module `transcribing_DNA_into_RNA` should have a snake case name
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | mod transcribing_DNA_into_RNA;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `transcribing_dna_into_rna`
[INFO] [stderr] 
[INFO] [stderr] warning: function `counting_DNA_nucleotides` should have a snake case name
[INFO] [stderr]    --> src/counting_DNA_nucleotides.rs:109:8
[INFO] [stderr]     |
[INFO] [stderr] 109 | pub fn counting_DNA_nucleotides(s: &str) -> NucleobasesCounts {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `counting_dna_nucleotides`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rosalind_solution-2f697e0fdf50e608
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test counting_DNA_nucleotides::tests::sample ... ok
[INFO] [stdout] test transcribing_DNA_into_RNA::tests::test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "825ce39ce9970560b35780ca9d6fd0b65e125fa8707358b28a1fb41c9503987d"`
[INFO] running `"docker" "rm" "-f" "825ce39ce9970560b35780ca9d6fd0b65e125fa8707358b28a1fb41c9503987d"`
[INFO] [stdout] 825ce39ce9970560b35780ca9d6fd0b65e125fa8707358b28a1fb41c9503987d