[INFO] cloning repository https://github.com/yuk1ty/toy-lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yuk1ty/toy-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuk1ty%2Ftoy-lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuk1ty%2Ftoy-lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6efa5f0098a5b3ef456a8e2aa24ebdbc89c04b8e
[INFO] testing yuk1ty/toy-lang against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuk1ty%2Ftoy-lang" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yuk1ty/toy-lang on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/yuk1ty/toy-lang
[INFO] finished tweaking git repo https://github.com/yuk1ty/toy-lang
[INFO] tweaked toml for git repo https://github.com/yuk1ty/toy-lang written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/yuk1ty/toy-lang already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a62b493cd265f0954b4fa0bdbe58df58e2777dce69c79a4d828278ead5f92466
[INFO] running `Command { std: "docker" "start" "-a" "a62b493cd265f0954b4fa0bdbe58df58e2777dce69c79a4d828278ead5f92466", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a62b493cd265f0954b4fa0bdbe58df58e2777dce69c79a4d828278ead5f92466", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a62b493cd265f0954b4fa0bdbe58df58e2777dce69c79a4d828278ead5f92466", kill_on_drop: false }`
[INFO] [stdout] a62b493cd265f0954b4fa0bdbe58df58e2777dce69c79a4d828278ead5f92466
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3500703b8277e0819c7d971199f2d584d37925826a6b74012c7de870db5b0fe4
[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" "3500703b8277e0819c7d971199f2d584d37925826a6b74012c7de870db5b0fe4", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling combine v4.6.2
[INFO] [stderr]    Compiling toy-lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `for`
[INFO] [stdout]    --> src/parser.rs:288:4
[INFO] [stdout]     |
[INFO] [stdout] 288 | fn r#for<'a, Input>() -> impl Parser<Input, Output = &'a str>
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `in`
[INFO] [stdout]    --> src/parser.rs:300:4
[INFO] [stdout]     |
[INFO] [stdout] 300 | fn r#in<'a, Input>() -> impl Parser<Input, Output = &'a str>
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `to`
[INFO] [stdout]    --> src/parser.rs:312:4
[INFO] [stdout]     |
[INFO] [stdout] 312 | fn r#to<'a, Input>() -> impl Parser<Input, Output = &'a str>
[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 21.75s
[INFO] running `Command { std: "docker" "inspect" "3500703b8277e0819c7d971199f2d584d37925826a6b74012c7de870db5b0fe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3500703b8277e0819c7d971199f2d584d37925826a6b74012c7de870db5b0fe4", kill_on_drop: false }`
[INFO] [stdout] 3500703b8277e0819c7d971199f2d584d37925826a6b74012c7de870db5b0fe4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 663a2f6d5f2152814b911b97152e78dcbfced4ccd572b508c7c8679947bbdb9b
[INFO] running `Command { std: "docker" "start" "-a" "663a2f6d5f2152814b911b97152e78dcbfced4ccd572b508c7c8679947bbdb9b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling test-case v1.2.1
[INFO] [stdout] warning: function is never used: `for`
[INFO] [stdout]    --> src/parser.rs:288:4
[INFO] [stdout]     |
[INFO] [stdout] 288 | fn r#for<'a, Input>() -> impl Parser<Input, Output = &'a str>
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `in`
[INFO] [stdout]    --> src/parser.rs:300:4
[INFO] [stdout]     |
[INFO] [stdout] 300 | fn r#in<'a, Input>() -> impl Parser<Input, Output = &'a str>
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `to`
[INFO] [stdout]    --> src/parser.rs:312:4
[INFO] [stdout]     |
[INFO] [stdout] 312 | fn r#to<'a, Input>() -> impl Parser<Input, Output = &'a str>
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling toy-lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `for`
[INFO] [stdout]    --> src/parser.rs:288:4
[INFO] [stdout]     |
[INFO] [stdout] 288 | fn r#for<'a, Input>() -> impl Parser<Input, Output = &'a str>
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `in`
[INFO] [stdout]    --> src/parser.rs:300:4
[INFO] [stdout]     |
[INFO] [stdout] 300 | fn r#in<'a, Input>() -> impl Parser<Input, Output = &'a str>
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `to`
[INFO] [stdout]    --> src/parser.rs:312:4
[INFO] [stdout]     |
[INFO] [stdout] 312 | fn r#to<'a, Input>() -> impl Parser<Input, Output = &'a str>
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 27.94s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/toy_lang-1b1d72fe88ae8c3f)
[INFO] running `Command { std: "docker" "inspect" "663a2f6d5f2152814b911b97152e78dcbfced4ccd572b508c7c8679947bbdb9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "663a2f6d5f2152814b911b97152e78dcbfced4ccd572b508c7c8679947bbdb9b", kill_on_drop: false }`
[INFO] [stdout] 663a2f6d5f2152814b911b97152e78dcbfced4ccd572b508c7c8679947bbdb9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 56e598ae1623b4d91526dc72b6a1dbbeed28bb8eb0ec554058971865df3fb4ab
[INFO] running `Command { std: "docker" "start" "-a" "56e598ae1623b4d91526dc72b6a1dbbeed28bb8eb0ec554058971865df3fb4ab", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `for`
[INFO] [stderr]    --> src/parser.rs:288:4
[INFO] [stderr]     |
[INFO] [stderr] 288 | fn r#for<'a, Input>() -> impl Parser<Input, Output = &'a str>
[INFO] [stderr]     |    ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `in`
[INFO] [stderr]    --> src/parser.rs:300:4
[INFO] [stderr]     |
[INFO] [stderr] 300 | fn r#in<'a, Input>() -> impl Parser<Input, Output = &'a str>
[INFO] [stderr]     |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `to`
[INFO] [stderr]    --> src/parser.rs:312:4
[INFO] [stderr]     |
[INFO] [stderr] 312 | fn r#to<'a, Input>() -> impl Parser<Input, Output = &'a str>
[INFO] [stderr]     |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `toy-lang` (lib) generated 3 warnings
[INFO] [stderr] warning: `toy-lang` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/toy_lang-1b1d72fe88ae8c3f)
[INFO] [stdout] 
[INFO] [stdout] running 50 tests
[INFO] [stdout] test interpreter::test::test_assignment_should_work ... ok
[INFO] [stdout] test interpreter::test::test_divide_should_work::_0_divide_10 ... ok
[INFO] [stdout] test interpreter::test::test_divide_should_work::_20_divide_10 ... ok
[INFO] [stdout] test interpreter::test::test_identifier_after_assignment_should_work ... ok
[INFO] [stdout] test interpreter::test::test_factorial ... ok
[INFO] [stdout] test interpreter::test::test_minus_should_work::_10_minus_0 ... ok
[INFO] [stdout] test interpreter::test::test_multiply_should_work::_10_multiply_20 ... ok
[INFO] [stdout] test interpreter::test::test_plus_should_work::_0_plus_10 ... ok
[INFO] [stdout] test interpreter::test::test_plus_should_work::_10_plus_0 ... ok
[INFO] [stdout] test interpreter::test::test_plus_should_work::_10_plus_20 ... ok
[INFO] [stdout] test ast::test::test_create_ast ... ok
[INFO] [stdout] test parser::test::test_block ... ok
[INFO] [stdout] test parser::test::test_add ... ok
[INFO] [stdout] test interpreter::test::test_while_expression_partially_should_work ... ok
[INFO] [stdout] test parser::test::test_assignment ... ok
[INFO] [stdout] test interpreter::test::test_minus_should_work::_10_minus_20 ... ok
[INFO] [stdout] test interpreter::test::test_if_expression_partially_should_work ... ok
[INFO] [stdout] test interpreter::test::test_multiply_should_work::_0_multiply_10 ... ok
[INFO] [stdout] test interpreter::test::test_increment_should_work ... ok
[INFO] [stdout] test parser::test::test_div_many_times ... ok
[INFO] [stdout] test interpreter::test::test_multiply_should_work::_10_multiply_0 ... ok
[INFO] [stdout] test parser::test::test_equal_equal ... ok
[INFO] [stdout] test parser::test::test_function_call::func_call_with_3_args ... ok
[INFO] [stdout] test interpreter::test::test_minus_should_work::_0_minus_10 ... ok
[INFO] [stdout] test parser::test::test_div ... ok
[INFO] [stdout] test parser::test::test_add_many_times ... ok
[INFO] [stdout] test parser::test::test_function_call::func_call_with_identifiers ... ok
[INFO] [stdout] test parser::test::test_mul ... ok
[INFO] [stdout] test parser::test::test_mul_many_times ... ok
[INFO] [stdout] test parser::test::test_not_equal ... ok
[INFO] [stdout] test parser::test::test_println ... ok
[INFO] [stdout] test parser::test::test_greater_than_equal ... ok
[INFO] [stdout] test parser::test::test_function_call::func_call_with_binary_operators ... ok
[INFO] [stdout] test parser::test::test_less_than ... ok
[INFO] [stdout] test parser::test::test_function_call::func_call_with_piling_function ... ok
[INFO] [stdout] test parser::test::test_greater_than ... ok
[INFO] [stdout] test parser::test::test_program ... ok
[INFO] [stdout] test parser::test::test_less_than_equal ... ok
[INFO] [stdout] test parser::test::test_function_definition ... ok
[INFO] [stdout] test parser::test::test_sub ... ok
[INFO] [stdout] test parser::test::test_line ... ok
[INFO] [stdout] test parser::test::test_sub_many_times ... ok
[INFO] [stdout] test parser::test::test_if_expression_with_else ... ok
[INFO] [stdout] test parser::test::test_if_expression_without_else ... ok
[INFO] [stdout] test parser::test::test_while ... ok
[INFO] [stdout] test interpreter::test::test_identifier_not_found - should panic ... ok
[INFO] [stdout] test interpreter::test::test_divide_should_work::_10_divide_0 - should panic ... ok
[INFO] [stdout] test parser::test::test_function_call_disability::_add_n_1_panics_ - should panic ... ok
[INFO] [stdout] test parser::test::test_function_call_disability::_add_while_i_0_i_panics_ - should panic ... ok
[INFO] [stdout] test parser::test::test_function_call_disability::_add_if_n_1_1_else_0_panics_ - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 50 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests toy-lang
[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" "56e598ae1623b4d91526dc72b6a1dbbeed28bb8eb0ec554058971865df3fb4ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56e598ae1623b4d91526dc72b6a1dbbeed28bb8eb0ec554058971865df3fb4ab", kill_on_drop: false }`
[INFO] [stdout] 56e598ae1623b4d91526dc72b6a1dbbeed28bb8eb0ec554058971865df3fb4ab