[INFO] cloning repository https://github.com/thalesgelinger/monkey
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thalesgelinger/monkey" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthalesgelinger%2Fmonkey", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthalesgelinger%2Fmonkey'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f0056921e4fd67352354a2c76b637cfbcf3c3105
[INFO] testing thalesgelinger/monkey against 1.98.0-beta.8+cargoflags=--release for beta-release-1.99-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthalesgelinger%2Fmonkey" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/thalesgelinger/monkey
[INFO] finished tweaking git repo https://github.com/thalesgelinger/monkey
[INFO] tweaked toml for git repo https://github.com/thalesgelinger/monkey written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/thalesgelinger/monkey on toolchain 1.98.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.98.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/thalesgelinger/monkey already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.98.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] ff6eff7d691cd5a19f87005b27fc22413aaf784ac9b1c9c5d0282b88a999eb81
[INFO] running `Command { std: "docker" "start" "ff6eff7d691cd5a19f87005b27fc22413aaf784ac9b1c9c5d0282b88a999eb81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff6eff7d691cd5a19f87005b27fc22413aaf784ac9b1c9c5d0282b88a999eb81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ff6eff7d691cd5a19f87005b27fc22413aaf784ac9b1c9c5d0282b88a999eb81" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff6eff7d691cd5a19f87005b27fc22413aaf784ac9b1c9c5d0282b88a999eb81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ff6eff7d691cd5a19f87005b27fc22413aaf784ac9b1c9c5d0282b88a999eb81" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling monkey v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/ast.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/evaluator.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/parser.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `string` is never used
[INFO] [stdout]   --> src/ast.rs:94:12
[INFO] [stdout]    |
[INFO] [stdout] 92 | impl Program {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] 93 |     #[warn(dead_code)]
[INFO] [stdout] 94 |     pub fn string(&self) -> String {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/ast.rs:93:12
[INFO] [stdout]    |
[INFO] [stdout] 93 |     #[warn(dead_code)]
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `parse_call_arguments` is never used
[INFO] [stdout]    --> src/parser.rs:508:8
[INFO] [stdout]     |
[INFO] [stdout]  31 | impl Parser {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 508 |     fn parse_call_arguments(&mut self) -> Option<Vec<Box<Expression>>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 1.85s
[INFO] running `Command { std: "docker" "inspect" "ff6eff7d691cd5a19f87005b27fc22413aaf784ac9b1c9c5d0282b88a999eb81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ff6eff7d691cd5a19f87005b27fc22413aaf784ac9b1c9c5d0282b88a999eb81" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling monkey v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/ast.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/evaluator.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/parser.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `parse_call_arguments` is never used
[INFO] [stdout]    --> src/parser.rs:508:8
[INFO] [stdout]     |
[INFO] [stdout]  31 | impl Parser {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 508 |     fn parse_call_arguments(&mut self) -> Option<Vec<Box<Expression>>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 2.99s
[INFO] running `Command { std: "docker" "inspect" "ff6eff7d691cd5a19f87005b27fc22413aaf784ac9b1c9c5d0282b88a999eb81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ff6eff7d691cd5a19f87005b27fc22413aaf784ac9b1c9c5d0282b88a999eb81" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/ast.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/evaluator.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/parser.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `parse_call_arguments` is never used
[INFO] [stderr]    --> src/parser.rs:508:8
[INFO] [stderr]     |
[INFO] [stderr]  31 | impl Parser {
[INFO] [stderr]     | ----------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 508 |     fn parse_call_arguments(&mut self) -> Option<Vec<Box<Expression>>> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `monkey` (bin "monkey" test) generated 4 warnings (run `cargo fix --bin "monkey" -p monkey --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/release/deps/monkey-1b5987aee2c58743)
[INFO] [stdout] 
[INFO] [stdout] running 39 tests
[INFO] [stdout] test ast::ast_tests::test_string ... ok
[INFO] [stdout] test evaluator::evaluator_test::test_array_index_expressions ... ok
[INFO] [stdout] test evaluator::evaluator_test::test_bang_operator ... ok
[INFO] [stdout] test evaluator::evaluator_test::test_array_literals ... ok
[INFO] [stdout] test evaluator::evaluator_test::test_closures ... ok
[INFO] [stdout] test evaluator::evaluator_test::test_eval_boolean_expression ... ok
[INFO] [stdout] test evaluator::evaluator_test::test_error_handling ... ok
[INFO] [stdout] test evaluator::evaluator_test::test_eval_integer_expression ... ok
[INFO] [stdout] test evaluator::evaluator_test::test_builtin_functions ... ok
[INFO] [stdout] test evaluator::evaluator_test::test_function_object ... ok
[INFO] [stdout] test evaluator::evaluator_test::test_function_application ... ok
[INFO] [stdout] test evaluator::evaluator_test::test_hash_literals ... ok
[INFO] [stdout] test evaluator::evaluator_test::test_if_else_expressions ... ok
[INFO] [stdout] test evaluator::evaluator_test::test_let_statements ... ok
[INFO] [stdout] test evaluator::evaluator_test::test_hash_index_expressions ... ok
[INFO] [stdout] test evaluator::evaluator_test::test_string_literal ... ok
[INFO] [stdout] test evaluator::evaluator_test::test_return_statements ... ok
[INFO] [stdout] test lexer::lexer_tests::get_next_token ... ok
[INFO] [stdout] test lexer::lexer_tests::test_next_token ... ok
[INFO] [stdout] test parser::parser_tests::test_function_literal_parsing ... ok
[INFO] [stdout] test parser::parser_tests::test_if_else_expression ... ok
[INFO] [stdout] test parser::parser_tests::test_if_expression ... ok
[INFO] [stdout] test parser::parser_tests::test_boolean_expression ... ok
[INFO] [stdout] test parser::parser_tests::test_integer_literal_expression ... ok
[INFO] [stdout] test parser::parser_tests::test_call_expression_parsing ... ok
[INFO] [stdout] test parser::parser_tests::test_parsing_array_literals ... ok
[INFO] [stdout] test evaluator::evaluator_test::test_string_concatenation ... ok
[INFO] [stdout] test parser::parser_tests::test_operator_precedence_parsing ... ok
[INFO] [stdout] test parser::parser_tests::test_let_statements ... ok
[INFO] [stdout] test parser::parser_tests::test_parsing_index_expressions ... ok
[INFO] [stdout] test parser::parser_tests::test_parsing_infix_expressions ... ok
[INFO] [stdout] test parser::parser_tests::test_parsing_hash_literals_string_keys ... ok
[INFO] [stdout] test parser::parser_tests::test_parsing_prefix_expressions ... ok
[INFO] [stdout] test parser::parser_tests::test_return_statements ... ok
[INFO] [stdout] test parser::parser_tests::test_identifier_expression ... ok
[INFO] [stdout] test parser::parser_tests::test_parsing_empty_hash_literal ... ok
[INFO] [stdout] test parser::parser_tests::test_parsing_hash_literals_with_expressions ... ok
[INFO] [stdout] test parser::parser_tests::test_string_literal_expression ... ok
[INFO] [stdout] test evaluator::evaluator_test::test_recursive ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 39 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ff6eff7d691cd5a19f87005b27fc22413aaf784ac9b1c9c5d0282b88a999eb81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff6eff7d691cd5a19f87005b27fc22413aaf784ac9b1c9c5d0282b88a999eb81", kill_on_drop: false }`
[INFO] [stdout] ff6eff7d691cd5a19f87005b27fc22413aaf784ac9b1c9c5d0282b88a999eb81
