[INFO] cloning repository https://github.com/hsmtkk/special-doodle
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hsmtkk/special-doodle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhsmtkk%2Fspecial-doodle", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhsmtkk%2Fspecial-doodle'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 621e8f4bd4ac2aa9980a5afa6e5b48ac4b5a1554
[INFO] testing hsmtkk/special-doodle against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhsmtkk%2Fspecial-doodle" "/workspace/builds/worker-17/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-17/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hsmtkk/special-doodle on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hsmtkk/special-doodle
[INFO] finished tweaking git repo https://github.com/hsmtkk/special-doodle
[INFO] tweaked toml for git repo https://github.com/hsmtkk/special-doodle written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] crate git repo https://github.com/hsmtkk/special-doodle already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 20eb906e2a98169c8b043a8157e2c8795873aa768cd80fdfae653ae74cab75eb
[INFO] running `Command { std: "docker" "start" "-a" "20eb906e2a98169c8b043a8157e2c8795873aa768cd80fdfae653ae74cab75eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20eb906e2a98169c8b043a8157e2c8795873aa768cd80fdfae653ae74cab75eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20eb906e2a98169c8b043a8157e2c8795873aa768cd80fdfae653ae74cab75eb", kill_on_drop: false }`
[INFO] [stdout] 20eb906e2a98169c8b043a8157e2c8795873aa768cd80fdfae653ae74cab75eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 886e1c2194d1332fd233859ed3538300e4f5722ea381ec4f2180576e4abb9f5b
[INFO] running `Command { std: "docker" "start" "-a" "886e1c2194d1332fd233859ed3538300e4f5722ea381ec4f2180576e4abb9f5b", kill_on_drop: false }`
[INFO] [stderr]    Compiling special-doodle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `super_digit`
[INFO] [stdout]  --> src/recursive_digit_sum.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn super_digit(ns:&str, k:u32) -> u32 {
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `super_digit2`
[INFO] [stdout]  --> src/recursive_digit_sum.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn super_digit2(ns:&str) -> String {
[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 0.65s
[INFO] running `Command { std: "docker" "inspect" "886e1c2194d1332fd233859ed3538300e4f5722ea381ec4f2180576e4abb9f5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "886e1c2194d1332fd233859ed3538300e4f5722ea381ec4f2180576e4abb9f5b", kill_on_drop: false }`
[INFO] [stdout] 886e1c2194d1332fd233859ed3538300e4f5722ea381ec4f2180576e4abb9f5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 028605edb966932eed85743708763eabe65f3f4bf8be8f45072c7547194a54d9
[INFO] running `Command { std: "docker" "start" "-a" "028605edb966932eed85743708763eabe65f3f4bf8be8f45072c7547194a54d9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: function is never used: `super_digit`
[INFO] [stdout]  --> src/recursive_digit_sum.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn super_digit(ns:&str, k:u32) -> u32 {
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `super_digit2`
[INFO] [stdout]  --> src/recursive_digit_sum.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn super_digit2(ns:&str) -> String {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling special-doodle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "028605edb966932eed85743708763eabe65f3f4bf8be8f45072c7547194a54d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "028605edb966932eed85743708763eabe65f3f4bf8be8f45072c7547194a54d9", kill_on_drop: false }`
[INFO] [stdout] 028605edb966932eed85743708763eabe65f3f4bf8be8f45072c7547194a54d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cad2c46f2c97718b1cc081244b2f376cb8a5551bfe53fc1bdc8e83ba0a299b0d
[INFO] running `Command { std: "docker" "start" "-a" "cad2c46f2c97718b1cc081244b2f376cb8a5551bfe53fc1bdc8e83ba0a299b0d", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `super_digit`
[INFO] [stderr]  --> src/recursive_digit_sum.rs:1:4
[INFO] [stderr]   |
[INFO] [stderr] 1 | fn super_digit(ns:&str, k:u32) -> u32 {
[INFO] [stderr]   |    ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `super_digit2`
[INFO] [stderr]  --> src/recursive_digit_sum.rs:6:4
[INFO] [stderr]   |
[INFO] [stderr] 6 | fn super_digit2(ns:&str) -> String {
[INFO] [stderr]   |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `special-doodle` (lib) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/special_doodle-bcb4317a35c75686)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test recursive_digit_sum::tests::test_a ... ok
[INFO] [stdout] test recursive_digit_sum::tests::test6 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 8.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests special-doodle
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cad2c46f2c97718b1cc081244b2f376cb8a5551bfe53fc1bdc8e83ba0a299b0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cad2c46f2c97718b1cc081244b2f376cb8a5551bfe53fc1bdc8e83ba0a299b0d", kill_on_drop: false }`
[INFO] [stdout] cad2c46f2c97718b1cc081244b2f376cb8a5551bfe53fc1bdc8e83ba0a299b0d