[INFO] cloning repository https://github.com/emanon001/rmonkey
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/emanon001/rmonkey" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femanon001%2Frmonkey", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femanon001%2Frmonkey'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 77a19df0a13a10a583c36001194880c0cae4ea76
[INFO] testing emanon001/rmonkey against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femanon001%2Frmonkey" "/workspace/builds/worker-79/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-79/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/emanon001/rmonkey on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-79/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/emanon001/rmonkey
[INFO] finished tweaking git repo https://github.com/emanon001/rmonkey
[INFO] tweaked toml for git repo https://github.com/emanon001/rmonkey written to /workspace/builds/worker-79/source/Cargo.toml
[INFO] crate git repo https://github.com/emanon001/rmonkey already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e9ccfa3f1bb9d3d5df5bea82a50acea8c8b3dcb8fc73ee3bbed1ece01e5402d
[INFO] running `Command { std: "docker" "start" "-a" "7e9ccfa3f1bb9d3d5df5bea82a50acea8c8b3dcb8fc73ee3bbed1ece01e5402d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e9ccfa3f1bb9d3d5df5bea82a50acea8c8b3dcb8fc73ee3bbed1ece01e5402d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e9ccfa3f1bb9d3d5df5bea82a50acea8c8b3dcb8fc73ee3bbed1ece01e5402d", kill_on_drop: false }`
[INFO] [stdout] 7e9ccfa3f1bb9d3d5df5bea82a50acea8c8b3dcb8fc73ee3bbed1ece01e5402d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d33aa0f91ddef1acc712f7bb2d92faa4daa143f5d08ba1399e379f966dcb229
[INFO] running `Command { std: "docker" "start" "-a" "1d33aa0f91ddef1acc712f7bb2d92faa4daa143f5d08ba1399e379f966dcb229", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling monkey v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.93s
[INFO] running `Command { std: "docker" "inspect" "1d33aa0f91ddef1acc712f7bb2d92faa4daa143f5d08ba1399e379f966dcb229", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d33aa0f91ddef1acc712f7bb2d92faa4daa143f5d08ba1399e379f966dcb229", kill_on_drop: false }`
[INFO] [stdout] 1d33aa0f91ddef1acc712f7bb2d92faa4daa143f5d08ba1399e379f966dcb229
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 367df7119831b7d2199f7ed194d9a88069137540e9435063832e3aa8c4c43edb
[INFO] running `Command { std: "docker" "start" "-a" "367df7119831b7d2199f7ed194d9a88069137540e9435063832e3aa8c4c43edb", kill_on_drop: false }`
[INFO] [stderr]    Compiling monkey v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/evaluator.rs:990:30
[INFO] [stdout]     |
[INFO] [stdout] 990 |             Err(e) => panic!(format!("{}", e)),
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 990 -             Err(e) => panic!(format!("{}", e)),
[INFO] [stdout] 990 +             Err(e) => panic!("{}", e),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.01s
[INFO] running `Command { std: "docker" "inspect" "367df7119831b7d2199f7ed194d9a88069137540e9435063832e3aa8c4c43edb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "367df7119831b7d2199f7ed194d9a88069137540e9435063832e3aa8c4c43edb", kill_on_drop: false }`
[INFO] [stdout] 367df7119831b7d2199f7ed194d9a88069137540e9435063832e3aa8c4c43edb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 781740af2da3d1b3ef9b057da70fa1196ce651d947c86eaf2a582332b1f2e919
[INFO] running `Command { std: "docker" "start" "-a" "781740af2da3d1b3ef9b057da70fa1196ce651d947c86eaf2a582332b1f2e919", kill_on_drop: false }`
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/evaluator.rs:990:30
[INFO] [stderr]     |
[INFO] [stderr] 990 |             Err(e) => panic!(format!("{}", e)),
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stderr]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 990 -             Err(e) => panic!(format!("{}", e)),
[INFO] [stderr] 990 +             Err(e) => panic!("{}", e),
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: `monkey` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/monkey-0834b0483acf0c2b)
[INFO] [stdout] 
[INFO] [stdout] running 69 tests
[INFO] [stdout] test ast::modify::tests::modify_integer_expression ... ok
[INFO] [stdout] test ast::modify::tests::modify_return_statement ... ok
[INFO] [stdout] test ast::modify::tests::modify_let_statement ... ok
[INFO] [stdout] test ast::modify::tests::modify_prefix_expression ... ok
[INFO] [stdout] test ast::modify::tests::modify_if_expression ... ok
[INFO] [stdout] test ast::modify::tests::modify_program_statement ... ok
[INFO] [stdout] test evaluator::builtins::tests::first ... ok
[INFO] [stdout] test ast::modify::tests::modify_function_expression ... ok
[INFO] [stdout] test ast::modify::tests::modify_array_expression ... ok
[INFO] [stdout] test ast::modify::tests::modify_infix_expression ... ok
[INFO] [stdout] test evaluator::builtins::tests::len ... ok
[INFO] [stdout] test ast::modify::tests::modify_index_expression ... ok
[INFO] [stdout] test evaluator::builtins::tests::puts ... ok
[INFO] [stdout] test evaluator::builtins::tests::push ... ok
[INFO] [stdout] test evaluator::builtins::tests::rest ... ok
[INFO] [stdout] test evaluator::builtins::tests::last ... ok
[INFO] [stdout] test ast::modify::tests::modify_hash_expression ... ok
[INFO] [stdout] test evaluator::macro_expansion::tests::test_define_macros ... ok
[INFO] [stdout] test evaluator::tests::create_env_in_if_block_statement ... ok
[INFO] [stdout] test evaluator::tests::eval_array_expression ... ok
[INFO] [stdout] test evaluator::tests::eval_array_index_expressio ... ok
[INFO] [stdout] test evaluator::tests::error_handling ... ok
[INFO] [stdout] test evaluator::tests::eval_bang_expression ... ok
[INFO] [stdout] test evaluator::tests::eval_function_object ... ok
[INFO] [stdout] test evaluator::tests::eval_boolean_expression ... ok
[INFO] [stdout] test evaluator::macro_expansion::tests::test_expand_macros ... ok
[INFO] [stdout] test evaluator::tests::eval_builtin_function_expression ... ok
[INFO] [stdout] test evaluator::tests::eval_function_call_expression ... ok
[INFO] [stdout] test evaluator::tests::eval_hash_index_expressio ... ok
[INFO] [stdout] test evaluator::tests::eval_hash_expression ... ok
[INFO] [stdout] test evaluator::tests::eval_if_else_expression ... ok
[INFO] [stdout] test evaluator::tests::eval_integer_expression ... ok
[INFO] [stdout] test evaluator::tests::eval_let_statement ... ok
[INFO] [stdout] test evaluator::tests::eval_quote ... ok
[INFO] [stdout] test evaluator::tests::eval_string_expression ... ok
[INFO] [stdout] test evaluator::tests::eval_return_statements ... ok
[INFO] [stdout] test evaluator::tests::eval_quote_unquote ... ok
[INFO] [stdout] test lexer::tests::bracket ... ok
[INFO] [stdout] test evaluator::tests::eval_string_concatenation ... ok
[INFO] [stdout] test lexer::tests::define_macro ... ok
[INFO] [stdout] test lexer::tests::int_eof ... ok
[INFO] [stdout] test lexer::tests::ident_eof ... ok
[INFO] [stdout] test lexer::tests::hash ... ok
[INFO] [stdout] test evaluator::tests::eval_let_function_call ... ok
[INFO] [stdout] test evaluator::tests::eval_recursive_function ... ok
[INFO] [stdout] test lexer::tests::quote_unquote ... ok
[INFO] [stdout] test lexer::tests::string ... ok
[INFO] [stdout] test parser::tests::display ... ok
[INFO] [stdout] test parser::tests::parse_array_expression ... ok
[INFO] [stdout] test lexer::tests::iter ... ok
[INFO] [stdout] test parser::tests::parse_empty_hash_expression ... ok
[INFO] [stdout] test parser::tests::parse_call_expression ... ok
[INFO] [stdout] test parser::tests::parse_function_expression ... ok
[INFO] [stdout] test parser::tests::parse_hash_string_key_expression ... ok
[INFO] [stdout] test parser::tests::parse_hash_expr_value_expression ... ok
[INFO] [stdout] test parser::tests::parse_identifier_expression ... ok
[INFO] [stdout] test parser::tests::parse_if_expression ... ok
[INFO] [stdout] test parser::tests::parse_index_expression ... ok
[INFO] [stdout] test parser::tests::parse_if_else_expression ... ok
[INFO] [stdout] test parser::tests::parse_integer_expression ... ok
[INFO] [stdout] test parser::tests::parse_infix_expression ... ok
[INFO] [stdout] test parser::tests::parse_let_statement ... ok
[INFO] [stdout] test parser::tests::parse_macro_expression ... ok
[INFO] [stdout] test parser::tests::parse_prefix_expression ... ok
[INFO] [stdout] test parser::tests::parse_string_expression ... ok
[INFO] [stdout] test parser::tests::parse_return_statement ... ok
[INFO] [stdout] test parser::tests::parse_precedence ... ok
[INFO] [stdout] test evaluator::tests::eval_array_map_function ... ok
[INFO] [stdout] test evaluator::tests::eval_array_reduce_function ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 69 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/monkey-fd73e1eb57c5fa46)
[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] [stderr]    Doc-tests monkey
[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" "781740af2da3d1b3ef9b057da70fa1196ce651d947c86eaf2a582332b1f2e919", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "781740af2da3d1b3ef9b057da70fa1196ce651d947c86eaf2a582332b1f2e919", kill_on_drop: false }`
[INFO] [stdout] 781740af2da3d1b3ef9b057da70fa1196ce651d947c86eaf2a582332b1f2e919