[INFO] cloning repository https://github.com/za-rudeboy/rust_excercise
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/za-rudeboy/rust_excercise" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fza-rudeboy%2Frust_excercise"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fza-rudeboy%2Frust_excercise'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0e5aa891424f9ede181c4d2a0ddc7ac5b384c501
[INFO] testing za-rudeboy/rust_excercise against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fza-rudeboy%2Frust_excercise" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/za-rudeboy/rust_excercise 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/za-rudeboy/rust_excercise
[INFO] finished tweaking git repo https://github.com/za-rudeboy/rust_excercise
[INFO] tweaked toml for git repo https://github.com/za-rudeboy/rust_excercise written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/za-rudeboy/rust_excercise 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] db6328b04614ad02e0bf1b5c58de01743129e87d34cf26c23eeaf410bc1b9fac
[INFO] running `"docker" "start" "-a" "db6328b04614ad02e0bf1b5c58de01743129e87d34cf26c23eeaf410bc1b9fac"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling exercise v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `second`
[INFO] [stderr]   --> src/main.rs:21:37
[INFO] [stderr]    |
[INFO] [stderr] 21 | fn simple_calculator(first: String, second: String) {
[INFO] [stderr]    |                                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_second`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `count_characters`
[INFO] [stderr]  --> src/main.rs:1:4
[INFO] [stderr]   |
[INFO] [stderr] 1 | fn count_characters(s: String) {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_quotes`
[INFO] [stderr]  --> src/main.rs:9:4
[INFO] [stderr]   |
[INFO] [stderr] 9 | fn print_quotes(quote: String) {
[INFO] [stderr]   |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `madlib`
[INFO] [stderr]   --> src/main.rs:17:4
[INFO] [stderr]    |
[INFO] [stderr] 17 | fn madlib(noun: String, verb: String, adjective: String, adverb: String) {
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `simple_calculator`
[INFO] [stderr]   --> src/main.rs:21:4
[INFO] [stderr]    |
[INFO] [stderr] 21 | fn simple_calculator(first: String, second: String) {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `"docker" "inspect" "db6328b04614ad02e0bf1b5c58de01743129e87d34cf26c23eeaf410bc1b9fac"`
[INFO] running `"docker" "rm" "-f" "db6328b04614ad02e0bf1b5c58de01743129e87d34cf26c23eeaf410bc1b9fac"`
[INFO] [stdout] db6328b04614ad02e0bf1b5c58de01743129e87d34cf26c23eeaf410bc1b9fac
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] a921663483a3b3c48b6f6f9ef773c2da4016223dd3d41764ed68700298427364
[INFO] running `"docker" "start" "-a" "a921663483a3b3c48b6f6f9ef773c2da4016223dd3d41764ed68700298427364"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling exercise v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `second`
[INFO] [stderr]   --> src/main.rs:21:37
[INFO] [stderr]    |
[INFO] [stderr] 21 | fn simple_calculator(first: String, second: String) {
[INFO] [stderr]    |                                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_second`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `"docker" "inspect" "a921663483a3b3c48b6f6f9ef773c2da4016223dd3d41764ed68700298427364"`
[INFO] running `"docker" "rm" "-f" "a921663483a3b3c48b6f6f9ef773c2da4016223dd3d41764ed68700298427364"`
[INFO] [stdout] a921663483a3b3c48b6f6f9ef773c2da4016223dd3d41764ed68700298427364
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stdout] 698f1e1e51ef189f021a5c87c09ab19f518a25835719a9e77dd0cd9ad9465dd5
[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" "698f1e1e51ef189f021a5c87c09ab19f518a25835719a9e77dd0cd9ad9465dd5"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused variable: `second`
[INFO] [stderr]   --> src/main.rs:21:37
[INFO] [stderr]    |
[INFO] [stderr] 21 | fn simple_calculator(first: String, second: String) {
[INFO] [stderr]    |                                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_second`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/exercise-fbdd6d108c202da9
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::should_calculate_numbers ... ok
[INFO] [stdout] test tests::should_count_characters ... ok
[INFO] [stdout] test tests::should_madlib ... ok
[INFO] [stdout] test tests::should_print_quote ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "698f1e1e51ef189f021a5c87c09ab19f518a25835719a9e77dd0cd9ad9465dd5"`
[INFO] running `"docker" "rm" "-f" "698f1e1e51ef189f021a5c87c09ab19f518a25835719a9e77dd0cd9ad9465dd5"`
[INFO] [stdout] 698f1e1e51ef189f021a5c87c09ab19f518a25835719a9e77dd0cd9ad9465dd5