[INFO] updating cached repository https://github.com/riku179/monkey-lang-rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/riku179/monkey-lang-rust
[INFO] [stderr]    cd85bff..945dfca  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 945dfca5369c8980a7b9af4b52e0f857976cbeea
[INFO] testing riku179/monkey-lang-rust against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Friku179%2Fmonkey-lang-rust" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/riku179/monkey-lang-rust on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/riku179/monkey-lang-rust
[INFO] finished tweaking git repo https://github.com/riku179/monkey-lang-rust
[INFO] tweaked toml for git repo https://github.com/riku179/monkey-lang-rust written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/riku179/monkey-lang-rust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c574a7fc597dd808d7cfa25c9dc1415e8b01d4c97d474d29f99446c91af36d74
[INFO] running `"docker" "start" "-a" "c574a7fc597dd808d7cfa25c9dc1415e8b01d4c97d474d29f99446c91af36d74"`
[INFO] [stderr]    Compiling ascii v1.0.0
[INFO] [stderr]    Compiling monkey_lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `test_eval`
[INFO] [stderr]  --> src/evaluator/test.rs:6:4
[INFO] [stderr]   |
[INFO] [stderr] 6 | fn test_eval(input: &str) -> EvalResult<Object> {
[INFO] [stderr]   |    ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `check_expr`
[INFO] [stderr]   --> src/parser/test_util.rs:33:8
[INFO] [stderr]    |
[INFO] [stderr] 33 | pub fn check_expr<T: Literable>(expr: &Expr, val: T) {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `check_stmt`
[INFO] [stderr]   --> src/parser/test_util.rs:37:8
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub fn check_stmt<T: Literable>(stmt: &Stmt, val: T) {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `check_infix_expr`
[INFO] [stderr]   --> src/parser/test_util.rs:41:8
[INFO] [stderr]    |
[INFO] [stderr] 41 | pub fn check_infix_expr<T: Literable>(
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `check_infix_stmt`
[INFO] [stderr]   --> src/parser/test_util.rs:56:8
[INFO] [stderr]    |
[INFO] [stderr] 56 | pub fn check_infix_stmt<T: Literable>(
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `check_let_stmt`
[INFO] [stderr]   --> src/parser/test_util.rs:69:8
[INFO] [stderr]    |
[INFO] [stderr] 69 | pub fn check_let_stmt(stmt: &Stmt, expected_name: &str) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ILLEGAL`
[INFO] [stderr]  --> src/token/mod.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     ILLEGAL,
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.29s
[INFO] running `"docker" "inspect" "c574a7fc597dd808d7cfa25c9dc1415e8b01d4c97d474d29f99446c91af36d74"`
[INFO] running `"docker" "rm" "-f" "c574a7fc597dd808d7cfa25c9dc1415e8b01d4c97d474d29f99446c91af36d74"`
[INFO] [stdout] c574a7fc597dd808d7cfa25c9dc1415e8b01d4c97d474d29f99446c91af36d74
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 08905c968613def87f614cc0976d9f82007deba443bd4372c606332379555cdc
[INFO] running `"docker" "start" "-a" "08905c968613def87f614cc0976d9f82007deba443bd4372c606332379555cdc"`
[INFO] [stderr]    Compiling monkey_lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `check_let_stmt`
[INFO] [stderr]   --> src/parser/test_util.rs:69:8
[INFO] [stderr]    |
[INFO] [stderr] 69 | pub fn check_let_stmt(stmt: &Stmt, expected_name: &str) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ILLEGAL`
[INFO] [stderr]  --> src/token/mod.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     ILLEGAL,
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.92s
[INFO] running `"docker" "inspect" "08905c968613def87f614cc0976d9f82007deba443bd4372c606332379555cdc"`
[INFO] running `"docker" "rm" "-f" "08905c968613def87f614cc0976d9f82007deba443bd4372c606332379555cdc"`
[INFO] [stdout] 08905c968613def87f614cc0976d9f82007deba443bd4372c606332379555cdc
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"`
[INFO] [stdout] b16e9c8cc3a2ca44339d17dc6ee7562eebf1dd17d9fd046da9cbae69ebda527c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "b16e9c8cc3a2ca44339d17dc6ee7562eebf1dd17d9fd046da9cbae69ebda527c"`
[INFO] [stderr] warning: function is never used: `check_let_stmt`
[INFO] [stderr]   --> src/parser/test_util.rs:69:8
[INFO] [stderr]    |
[INFO] [stderr] 69 | pub fn check_let_stmt(stmt: &Stmt, expected_name: &str) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ILLEGAL`
[INFO] [stderr]  --> src/token/mod.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     ILLEGAL,
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/monkey_lang-22dabb4d2e80f83e
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test evaluator::test::test_bang_operator ... ok
[INFO] [stdout] test evaluator::test::test_error_handling ... ok
[INFO] [stdout] test evaluator::test::test_function_obj ... ok
[INFO] [stdout] test evaluator::test::test_eval_bool_expr ... ok
[INFO] [stdout] test evaluator::test::test_closures ... ok
[INFO] [stdout] test evaluator::test::test_let_stmt ... ok
[INFO] [stdout] test evaluator::test::test_if_else_expr ... ok
[INFO] [stdout] test parser::test::test_call_expr_parse ... ok
[INFO] [stdout] test parser::test::test_call_expr_param_parse ... ok
[INFO] [stdout] test evaluator::test::test_return_stmt ... ok
[INFO] [stdout] test evaluator::test::test_eval_int_expr ... ok
[INFO] [stdout] test lexer::test::test_next_token ... ok
[INFO] [stdout] test parser::test::test_boolean_literal_expr ... ok
[INFO] [stdout] test parser::test::test_if_else_expr ... ok
[INFO] [stdout] test parser::test::test_function_literal_parse ... ok
[INFO] [stdout] test parser::test::test_ident_expr ... ok
[INFO] [stdout] test parser::test::test_function_param_parse ... ok
[INFO] [stdout] test evaluator::test::test_function_application ... ok
[INFO] [stdout] test parser::test::test_integer_literal_expr ... ok
[INFO] [stdout] test parser::test::test_let_stmts ... ok
[INFO] [stdout] test parser::test::test_parse_infix_expr ... ok
[INFO] [stdout] test parser::test::test_operator_precedence_parsing ... ok
[INFO] [stdout] test parser::test::test_if_expr ... ok
[INFO] [stdout] test parser::test::test_parse_prefix_expr ... ok
[INFO] [stdout] test parser::test::test_return_stmt ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "b16e9c8cc3a2ca44339d17dc6ee7562eebf1dd17d9fd046da9cbae69ebda527c"`
[INFO] running `"docker" "rm" "-f" "b16e9c8cc3a2ca44339d17dc6ee7562eebf1dd17d9fd046da9cbae69ebda527c"`
[INFO] [stdout] b16e9c8cc3a2ca44339d17dc6ee7562eebf1dd17d9fd046da9cbae69ebda527c