[INFO] cloning repository https://github.com/Pandawan/mk
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Pandawan/mk" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPandawan%2Fmk", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPandawan%2Fmk'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 80a234353d5282c5133ca7ea11c1c1736450368a
[INFO] testing Pandawan/mk against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPandawan%2Fmk" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Pandawan/mk on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Pandawan/mk
[INFO] finished tweaking git repo https://github.com/Pandawan/mk
[INFO] tweaked toml for git repo https://github.com/Pandawan/mk written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/Pandawan/mk already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7fed2bbd17d0850fa7526145512b41a34b31d9eeca117d2ccaec152878436b3c
[INFO] running `Command { std: "docker" "start" "-a" "7fed2bbd17d0850fa7526145512b41a34b31d9eeca117d2ccaec152878436b3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fed2bbd17d0850fa7526145512b41a34b31d9eeca117d2ccaec152878436b3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fed2bbd17d0850fa7526145512b41a34b31d9eeca117d2ccaec152878436b3c", kill_on_drop: false }`
[INFO] [stdout] 7fed2bbd17d0850fa7526145512b41a34b31d9eeca117d2ccaec152878436b3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c09c3d553d9007875182603799d3099ffc8c4af79e94c7e478befb43b93caaaf
[INFO] running `Command { std: "docker" "start" "-a" "c09c3d553d9007875182603799d3099ffc8c4af79e94c7e478befb43b93caaaf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling endian-type v0.1.2
[INFO] [stderr]    Compiling utf8parse v0.2.0
[INFO] [stderr]    Compiling nibble_vec v0.1.0
[INFO] [stderr]    Compiling radix_trie v0.2.1
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling fd-lock v2.0.0
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling rustyline v8.2.0
[INFO] [stderr]    Compiling mk v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `depth`
[INFO] [stdout]   --> src/environment.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn depth(&self) -> usize {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/evaluator.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Unexpected`
[INFO] [stdout]   --> src/parser.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Unexpected(Token),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.36s
[INFO] running `Command { std: "docker" "inspect" "c09c3d553d9007875182603799d3099ffc8c4af79e94c7e478befb43b93caaaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c09c3d553d9007875182603799d3099ffc8c4af79e94c7e478befb43b93caaaf", kill_on_drop: false }`
[INFO] [stdout] c09c3d553d9007875182603799d3099ffc8c4af79e94c7e478befb43b93caaaf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c064a89137ca3c94f6d78652a15a0cef77b07299915b956642a1891e948d12c
[INFO] running `Command { std: "docker" "start" "-a" "9c064a89137ca3c94f6d78652a15a0cef77b07299915b956642a1891e948d12c", kill_on_drop: false }`
[INFO] [stderr]    Compiling mk v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `Unexpected`
[INFO] [stdout]   --> src/parser.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Unexpected(Token),
[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 test [unoptimized + debuginfo] target(s) in 3.28s
[INFO] running `Command { std: "docker" "inspect" "9c064a89137ca3c94f6d78652a15a0cef77b07299915b956642a1891e948d12c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c064a89137ca3c94f6d78652a15a0cef77b07299915b956642a1891e948d12c", kill_on_drop: false }`
[INFO] [stdout] 9c064a89137ca3c94f6d78652a15a0cef77b07299915b956642a1891e948d12c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 721142d6929c967757428579b7a0ba2bb24925b25c29c589fa78f3ce7ad69779
[INFO] running `Command { std: "docker" "start" "-a" "721142d6929c967757428579b7a0ba2bb24925b25c29c589fa78f3ce7ad69779", kill_on_drop: false }`
[INFO] [stderr] warning: variant is never constructed: `Unexpected`
[INFO] [stderr]   --> src/parser.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     Unexpected(Token),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `mk` (bin "mk" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mk-037b1a6101211f77)
[INFO] [stdout] 
[INFO] [stdout] running 49 tests
[INFO] [stdout] test evaluator::tests::eval_builtin_functions ... ok
[INFO] [stdout] test evaluator::tests::eval_float_expression ... ok
[INFO] [stdout] test evaluator::tests::eval_array_index_expression ... ok
[INFO] [stdout] test evaluator::tests::eval_call_expression ... ok
[INFO] [stdout] test ast::tests::test_display_program ... ok
[INFO] [stdout] test environment::tests::test_depth ... ok
[INFO] [stdout] test evaluator::tests::eval_array_literals ... ok
[INFO] [stdout] test evaluator::tests::eval_function_expression ... ok
[INFO] [stdout] test evaluator::tests::eval_boolean_expression ... ok
[INFO] [stdout] test evaluator::tests::eval_bang_operator ... ok
[INFO] [stdout] test evaluator::tests::error_handling ... ok
[INFO] [stdout] test evaluator::tests::eval_string_expression ... ok
[INFO] [stdout] test lexer::tests::test_delimiters ... ok
[INFO] [stdout] test lexer::tests::test_float ... ok
[INFO] [stdout] test lexer::tests::test_keywords ... ok
[INFO] [stdout] test lexer::tests::test_identifier ... ok
[INFO] [stdout] test lexer::tests::test_operators ... ok
[INFO] [stdout] test parser::tests::block_expression ... ok
[INFO] [stdout] test lexer::tests::test_eof ... ok
[INFO] [stdout] test lexer::tests::test_integer ... ok
[INFO] [stdout] test lexer::tests::test_string ... ok
[INFO] [stdout] test parser::tests::array_literal ... ok
[INFO] [stdout] test evaluator::tests::eval_return_statements ... ok
[INFO] [stdout] test evaluator::tests::eval_let_statements ... ok
[INFO] [stdout] test parser::tests::block_eof_handling ... ok
[INFO] [stdout] test parser::tests::boolean_expression ... ok
[INFO] [stdout] test evaluator::tests::eval_integer_expression ... ok
[INFO] [stdout] test evaluator::tests::eval_if_else_expression ... ok
[INFO] [stdout] test parser::tests::float_expression ... ok
[INFO] [stdout] test parser::tests::call_expression ... ok
[INFO] [stdout] test parser::tests::identifier_expression ... ok
[INFO] [stdout] test parser::tests::function_parameters ... ok
[INFO] [stdout] test parser::tests::if_elseif_else_expression ... ok
[INFO] [stdout] test parser::tests::if_expression ... ok
[INFO] [stdout] test parser::tests::if_else_expression ... ok
[INFO] [stdout] test parser::tests::infix_boolean_expression ... ok
[INFO] [stdout] test parser::tests::let_statement ... ok
[INFO] [stdout] test parser::tests::function_literal ... ok
[INFO] [stdout] test parser::tests::index_expression ... ok
[INFO] [stdout] test parser::tests::prefix_integer_expression ... ok
[INFO] [stdout] test parser::tests::infix_float_expression ... ok
[INFO] [stdout] test parser::tests::return_statement ... ok
[INFO] [stdout] test parser::tests::string_expression ... ok
[INFO] [stdout] test parser::tests::integer_expression ... ok
[INFO] [stdout] test parser::tests::prefix_float_expression ... ok
[INFO] [stdout] test parser::tests::operator_precedence ... ok
[INFO] [stdout] test parser::tests::nil_expression ... ok
[INFO] [stdout] test parser::tests::prefix_boolean_expression ... ok
[INFO] [stdout] test parser::tests::infix_integer_expression ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 49 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "721142d6929c967757428579b7a0ba2bb24925b25c29c589fa78f3ce7ad69779", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "721142d6929c967757428579b7a0ba2bb24925b25c29c589fa78f3ce7ad69779", kill_on_drop: false }`
[INFO] [stdout] 721142d6929c967757428579b7a0ba2bb24925b25c29c589fa78f3ce7ad69779