[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 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsagaban%2Frust_exercises" "/workspace/builds/worker-34/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-34/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sagaban/rust_exercises on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-34/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" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 002cfdc26dcacc6ce150cc1f996502cffec698d718d82fabada2dda6ed6c3dc9
[INFO] running `Command { std: "docker" "start" "-a" "002cfdc26dcacc6ce150cc1f996502cffec698d718d82fabada2dda6ed6c3dc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "002cfdc26dcacc6ce150cc1f996502cffec698d718d82fabada2dda6ed6c3dc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "002cfdc26dcacc6ce150cc1f996502cffec698d718d82fabada2dda6ed6c3dc9", kill_on_drop: false }`
[INFO] [stdout] 002cfdc26dcacc6ce150cc1f996502cffec698d718d82fabada2dda6ed6c3dc9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f173eed5b6cda001efe67ec813a771cdec432b40266e31bcda7f724c2b9b6a73
[INFO] running `Command { std: "docker" "start" "-a" "f173eed5b6cda001efe67ec813a771cdec432b40266e31bcda7f724c2b9b6a73", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[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>) -> 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 5.47s
[INFO] running `Command { std: "docker" "inspect" "f173eed5b6cda001efe67ec813a771cdec432b40266e31bcda7f724c2b9b6a73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f173eed5b6cda001efe67ec813a771cdec432b40266e31bcda7f724c2b9b6a73", kill_on_drop: false }`
[INFO] [stdout] f173eed5b6cda001efe67ec813a771cdec432b40266e31bcda7f724c2b9b6a73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ac4a59b6f8833855a08012c0c706de94f16b8ea5965689dac1f0682ad414f2c
[INFO] running `Command { std: "docker" "start" "-a" "8ac4a59b6f8833855a08012c0c706de94f16b8ea5965689dac1f0682ad414f2c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling exercises v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.68s
[INFO] running `Command { std: "docker" "inspect" "8ac4a59b6f8833855a08012c0c706de94f16b8ea5965689dac1f0682ad414f2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ac4a59b6f8833855a08012c0c706de94f16b8ea5965689dac1f0682ad414f2c", kill_on_drop: false }`
[INFO] [stdout] 8ac4a59b6f8833855a08012c0c706de94f16b8ea5965689dac1f0682ad414f2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8ca2e07e8cdc3eaaf8a25d6ca43efdc9e346c29cfb831abee612bb4b959fe3d5
[INFO] running `Command { std: "docker" "start" "-a" "8ca2e07e8cdc3eaaf8a25d6ca43efdc9e346c29cfb831abee612bb4b959fe3d5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/exercises-685d62a46055ae47)
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test exercises::accum::basic_tests ... 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::complementary_dna::tests::returns_expected ... ok
[INFO] [stdout] test exercises::matcher::tests::sample_tests ... ok
[INFO] [stdout] test exercises::people_bus::returns_expected ... ok
[INFO] [stdout] test exercises::delete_ocurrences::tests::test_basic ... ok
[INFO] [stdout] test exercises::pile_of_cubes::basics_find_nb ... ok
[INFO] [stdout] test exercises::pascal_triangle::tests::basic ... ok
[INFO] [stdout] test exercises::positive_sum::tests::all_negative ... ok
[INFO] [stdout] test exercises::positive_sum::tests::empty_list ... ok
[INFO] [stdout] test exercises::positive_sum::tests::some_examples ... ok
[INFO] [stdout] test exercises::replace_with_alphabet::returns_expected ... ok
[INFO] [stdout] test exercises::roman_numerals::returns_expected ... ok
[INFO] [stdout] test exercises::round_up::tests::test_basic ... ok
[INFO] [stdout] test exercises::rot13::tests::test_fixed ... ok
[INFO] [stdout] test exercises::round_up::tests::test_extended ... ok
[INFO] [stdout] test exercises::round_up::tests::test_basic_neg ... ok
[INFO] [stdout] test exercises::smallest_digit::basic_test ... ok
[INFO] [stdout] test exercises::sort::tests::sample_tests ... ok
[INFO] [stdout] test exercises::summation::tests::basic_tests ... ok
[INFO] [stdout] test exercises::trailing_zeros::tests::sample_tests ... ok
[INFO] [stdout] test exercises::valid_pin::tests::invalid_length_tests ... ok
[INFO] [stdout] test exercises::valid_pin::tests::non_digit_chars_tests ... ok
[INFO] [stdout] test exercises::vowel_count::my_tests ... ok
[INFO] [stdout] test exercises::valid_pin::tests::valid_pin_tests ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8ca2e07e8cdc3eaaf8a25d6ca43efdc9e346c29cfb831abee612bb4b959fe3d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ca2e07e8cdc3eaaf8a25d6ca43efdc9e346c29cfb831abee612bb4b959fe3d5", kill_on_drop: false }`
[INFO] [stdout] 8ca2e07e8cdc3eaaf8a25d6ca43efdc9e346c29cfb831abee612bb4b959fe3d5