[INFO] cloning repository https://github.com/t-buss/codewars
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/t-buss/codewars" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ft-buss%2Fcodewars", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ft-buss%2Fcodewars'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3c3d3e3247117c3b116e43600e7a6ff4dfb04a79
[INFO] testing t-buss/codewars against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ft-buss%2Fcodewars" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/t-buss/codewars on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/t-buss/codewars
[INFO] finished tweaking git repo https://github.com/t-buss/codewars
[INFO] tweaked toml for git repo https://github.com/t-buss/codewars written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/t-buss/codewars already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b2cc5a1df3f8ea5a5f5e0d4001217c38fc8aa4b396fd986fddfc69f5699464c3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b2cc5a1df3f8ea5a5f5e0d4001217c38fc8aa4b396fd986fddfc69f5699464c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2cc5a1df3f8ea5a5f5e0d4001217c38fc8aa4b396fd986fddfc69f5699464c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2cc5a1df3f8ea5a5f5e0d4001217c38fc8aa4b396fd986fddfc69f5699464c3", kill_on_drop: false }`
[INFO] [stdout] b2cc5a1df3f8ea5a5f5e0d4001217c38fc8aa4b396fd986fddfc69f5699464c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae0ece4c64b55a97995b0eb4fda742b38c9e028e1b4d7294d96a219c8e7fd9c1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ae0ece4c64b55a97995b0eb4fda742b38c9e028e1b4d7294d96a219c8e7fd9c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling codewars v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `solution`
[INFO] [stdout]  --> src/break_camel_case/mod.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn solution(s: &str) -> String {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_count`
[INFO] [stdout]  --> src/vowel_count/mod.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn get_count(string: &str) -> usize {
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "ae0ece4c64b55a97995b0eb4fda742b38c9e028e1b4d7294d96a219c8e7fd9c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae0ece4c64b55a97995b0eb4fda742b38c9e028e1b4d7294d96a219c8e7fd9c1", kill_on_drop: false }`
[INFO] [stdout] ae0ece4c64b55a97995b0eb4fda742b38c9e028e1b4d7294d96a219c8e7fd9c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a84cce12ed26ab72ce46598884b1dd4b738e97bda00a6ab9512014ecc719d22
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0a84cce12ed26ab72ce46598884b1dd4b738e97bda00a6ab9512014ecc719d22", kill_on_drop: false }`
[INFO] [stderr]    Compiling codewars v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "0a84cce12ed26ab72ce46598884b1dd4b738e97bda00a6ab9512014ecc719d22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a84cce12ed26ab72ce46598884b1dd4b738e97bda00a6ab9512014ecc719d22", kill_on_drop: false }`
[INFO] [stdout] 0a84cce12ed26ab72ce46598884b1dd4b738e97bda00a6ab9512014ecc719d22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d78c65dd844a4e09870f10dc1339bfabde078ccbf063ee0aa401e7a08beb3aa9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d78c65dd844a4e09870f10dc1339bfabde078ccbf063ee0aa401e7a08beb3aa9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/codewars-942c342b21a80a68)
[INFO] [stdout] running 8 tests
[INFO] [stdout] test is_a_number_prime::tests::largest ... ignored
[INFO] [stdout] test break_camel_case::tests::test_solution ... ok
[INFO] [stdout] test is_a_number_prime::tests::basic_tests ... ok
[INFO] [stdout] test break_camel_case::tests::mytest ... ok
[INFO] [stdout] test is_a_number_prime::tests::prime_tests ... ok
[INFO] [stdout] test vowel_count::my_tests ... ok
[INFO] [stdout] test is_a_number_prime::tests::not_prime_tests ... ok
[INFO] [stdout] test is_a_number_prime::tests::large_one ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 30.67s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d78c65dd844a4e09870f10dc1339bfabde078ccbf063ee0aa401e7a08beb3aa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d78c65dd844a4e09870f10dc1339bfabde078ccbf063ee0aa401e7a08beb3aa9", kill_on_drop: false }`
[INFO] [stdout] d78c65dd844a4e09870f10dc1339bfabde078ccbf063ee0aa401e7a08beb3aa9