[INFO] cloning repository https://github.com/sagaban/rust_exercises [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sagaban/rust_exercises" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsagaban%2Frust_exercises", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsagaban%2Frust_exercises'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e04f22577330b97dbc8cca93580386449a5c5d6a [INFO] testing sagaban/rust_exercises against beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsagaban%2Frust_exercises" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sagaban/rust_exercises on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sagaban/rust_exercises [INFO] finished tweaking git repo https://github.com/sagaban/rust_exercises [INFO] tweaked toml for git repo https://github.com/sagaban/rust_exercises written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/sagaban/rust_exercises already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 58941ddbbb657dce3206c20a3e4cbb0ac6575c10064523ad091affa2fb6542ad [INFO] running `Command { std: "docker" "start" "-a" "58941ddbbb657dce3206c20a3e4cbb0ac6575c10064523ad091affa2fb6542ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "58941ddbbb657dce3206c20a3e4cbb0ac6575c10064523ad091affa2fb6542ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "58941ddbbb657dce3206c20a3e4cbb0ac6575c10064523ad091affa2fb6542ad", kill_on_drop: false }` [INFO] [stdout] 58941ddbbb657dce3206c20a3e4cbb0ac6575c10064523ad091affa2fb6542ad [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 51da4250636832627e60af038c33aa55d3129676ca821d035bdf3d71b9591ad5 [INFO] running `Command { std: "docker" "start" "-a" "51da4250636832627e60af038c33aa55d3129676ca821d035bdf3d71b9591ad5", kill_on_drop: false }` [INFO] [stderr] Compiling rand v0.5.6 [INFO] [stderr] Compiling exercises v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `min_value` [INFO] [stdout] --> src/exercises/smallest_digit.rs:4:4 [INFO] [stdout] | [INFO] [stdout] 4 | fn min_value(mut digits: Vec) -> i32 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.14s [INFO] running `Command { std: "docker" "inspect" "51da4250636832627e60af038c33aa55d3129676ca821d035bdf3d71b9591ad5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51da4250636832627e60af038c33aa55d3129676ca821d035bdf3d71b9591ad5", kill_on_drop: false }` [INFO] [stdout] 51da4250636832627e60af038c33aa55d3129676ca821d035bdf3d71b9591ad5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f209674ee39b73bf2ec49d33454e1fa536130110c83287def0600b59215e8624 [INFO] running `Command { std: "docker" "start" "-a" "f209674ee39b73bf2ec49d33454e1fa536130110c83287def0600b59215e8624", kill_on_drop: false }` [INFO] [stderr] Compiling exercises v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.80s [INFO] running `Command { std: "docker" "inspect" "f209674ee39b73bf2ec49d33454e1fa536130110c83287def0600b59215e8624", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f209674ee39b73bf2ec49d33454e1fa536130110c83287def0600b59215e8624", kill_on_drop: false }` [INFO] [stdout] f209674ee39b73bf2ec49d33454e1fa536130110c83287def0600b59215e8624 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] cabcf8b1ad74956610ba223ee59b6671b387b856035b3960bceae62a8d977dd8 [INFO] running `Command { std: "docker" "start" "-a" "cabcf8b1ad74956610ba223ee59b6671b387b856035b3960bceae62a8d977dd8", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/exercises-e666dc75b5348e2e) [INFO] [stdout] [INFO] [stdout] running 26 tests [INFO] [stdout] test exercises::smallest_digit::basic_test ... ok [INFO] [stdout] test exercises::roman_numerals::returns_expected ... ok [INFO] [stdout] test exercises::round_up::tests::test_extended ... ok [INFO] [stdout] test exercises::positive_sum::tests::empty_list ... ok [INFO] [stdout] test exercises::complementary_dna::tests::returns_expected ... ok [INFO] [stdout] test exercises::trailing_zeros::tests::sample_tests ... ok [INFO] [stdout] test exercises::summation::tests::basic_tests ... ok [INFO] [stdout] test exercises::pile_of_cubes::basics_find_nb ... ok [INFO] [stdout] test exercises::delete_ocurrences::tests::test_basic ... ok [INFO] [stdout] test exercises::people_bus::returns_expected ... ok [INFO] [stdout] test exercises::rot13::tests::test_fixed ... ok [INFO] [stdout] test exercises::round_up::tests::test_basic_neg ... ok [INFO] [stdout] test exercises::round_up::tests::test_basic ... ok [INFO] [stdout] test exercises::replace_with_alphabet::returns_expected ... ok [INFO] [stdout] test exercises::positive_sum::tests::some_examples ... ok [INFO] [stdout] test exercises::hello_world::tests::test_hello_world ... ok [INFO] [stdout] test exercises::parity_outlier::tests::basic_test ... ok [INFO] [stdout] test exercises::positive_sum::tests::all_negative ... ok [INFO] [stdout] test exercises::valid_pin::tests::non_digit_chars_tests ... ok [INFO] [stdout] test exercises::valid_pin::tests::valid_pin_tests ... ok [INFO] [stdout] test exercises::matcher::tests::sample_tests ... ok [INFO] [stdout] test exercises::valid_pin::tests::invalid_length_tests ... ok [INFO] [stdout] test exercises::accum::basic_tests ... ok [INFO] [stdout] test exercises::sort::tests::sample_tests ... ok [INFO] [stdout] test exercises::vowel_count::my_tests ... ok [INFO] [stdout] test exercises::pascal_triangle::tests::basic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "cabcf8b1ad74956610ba223ee59b6671b387b856035b3960bceae62a8d977dd8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cabcf8b1ad74956610ba223ee59b6671b387b856035b3960bceae62a8d977dd8", kill_on_drop: false }` [INFO] [stdout] cabcf8b1ad74956610ba223ee59b6671b387b856035b3960bceae62a8d977dd8