[INFO] cloning repository https://github.com/gokayokyay/monkey-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gokayokyay/monkey-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgokayokyay%2Fmonkey-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgokayokyay%2Fmonkey-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 50fc85a0d6f207da6d73fa2526705931af776f21
[INFO] testing gokayokyay/monkey-rust against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgokayokyay%2Fmonkey-rust" "/workspace/builds/worker-56/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-56/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gokayokyay/monkey-rust on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gokayokyay/monkey-rust
[INFO] finished tweaking git repo https://github.com/gokayokyay/monkey-rust
[INFO] tweaked toml for git repo https://github.com/gokayokyay/monkey-rust written to /workspace/builds/worker-56/source/Cargo.toml
[INFO] crate git repo https://github.com/gokayokyay/monkey-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 55b10c46f8347a806a2e862d1e7d26273c88cd394ed01acfafcbd85a381f110e
[INFO] running `Command { std: "docker" "start" "-a" "55b10c46f8347a806a2e862d1e7d26273c88cd394ed01acfafcbd85a381f110e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55b10c46f8347a806a2e862d1e7d26273c88cd394ed01acfafcbd85a381f110e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55b10c46f8347a806a2e862d1e7d26273c88cd394ed01acfafcbd85a381f110e", kill_on_drop: false }`
[INFO] [stdout] 55b10c46f8347a806a2e862d1e7d26273c88cd394ed01acfafcbd85a381f110e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c71faf752703fa4ec08f6fc75713687a7193357b3b37580ec1d7eaf06db7e544
[INFO] running `Command { std: "docker" "start" "-a" "c71faf752703fa4ec08f6fc75713687a7193357b3b37580ec1d7eaf06db7e544", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling monkey v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `Command { std: "docker" "inspect" "c71faf752703fa4ec08f6fc75713687a7193357b3b37580ec1d7eaf06db7e544", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c71faf752703fa4ec08f6fc75713687a7193357b3b37580ec1d7eaf06db7e544", kill_on_drop: false }`
[INFO] [stdout] c71faf752703fa4ec08f6fc75713687a7193357b3b37580ec1d7eaf06db7e544
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ead745429ff8cf0358b83379108768fd90d88244b3ce70925ec429f2189b324
[INFO] running `Command { std: "docker" "start" "-a" "8ead745429ff8cf0358b83379108768fd90d88244b3ce70925ec429f2189b324", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling monkey v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/parser/parser.rs:442:10
[INFO] [stdout]     |
[INFO] [stdout] 442 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/parser/parser.rs:577:10
[INFO] [stdout]     |
[INFO] [stdout] 577 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/parser/parser.rs:625:10
[INFO] [stdout]     |
[INFO] [stdout] 625 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/parser/parser.rs:683:10
[INFO] [stdout]     |
[INFO] [stdout] 683 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/parser/parser.rs:774:10
[INFO] [stdout]     |
[INFO] [stdout] 774 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/parser/parser.rs:833:10
[INFO] [stdout]     |
[INFO] [stdout] 833 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "8ead745429ff8cf0358b83379108768fd90d88244b3ce70925ec429f2189b324", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ead745429ff8cf0358b83379108768fd90d88244b3ce70925ec429f2189b324", kill_on_drop: false }`
[INFO] [stdout] 8ead745429ff8cf0358b83379108768fd90d88244b3ce70925ec429f2189b324
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1b65d8d8ac4153aed12d2cdcd01825d076fa7211960f2c7642716345ba1ba804
[INFO] running `Command { std: "docker" "start" "-a" "1b65d8d8ac4153aed12d2cdcd01825d076fa7211960f2c7642716345ba1ba804", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/parser/parser.rs:442:10
[INFO] [stderr]     |
[INFO] [stderr] 442 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/parser/parser.rs:577:10
[INFO] [stderr]     |
[INFO] [stderr] 577 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/parser/parser.rs:625:10
[INFO] [stderr]     |
[INFO] [stderr] 625 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/parser/parser.rs:683:10
[INFO] [stderr]     |
[INFO] [stderr] 683 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/parser/parser.rs:774:10
[INFO] [stderr]     |
[INFO] [stderr] 774 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/parser/parser.rs:833:10
[INFO] [stderr]     |
[INFO] [stderr] 833 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: `monkey` (bin "monkey" test) generated 6 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/monkey-bdcf26ef54526e1e)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test ast::ast::test::test_string ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_bang_operator ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_if_else_expressions ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_let_statements ... ok
[INFO] [stdout] test parser::parser::tests::test_boolean_expressions ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_return_statements ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_error_handling ... ok
[INFO] [stdout] test parser::parser::tests::test_call_expression_parsing ... ok
[INFO] [stdout] test parser::parser::tests::test_identifier_expression ... ok
[INFO] [stdout] test parser::parser::tests::test_function_literal_parsing ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_eval_boolean_expression ... ok
[INFO] [stdout] test parser::parser::tests::test_integer_literal_expressions ... ok
[INFO] [stdout] test parser::parser::tests::test_if_expression ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_eval_integer_expression ... ok
[INFO] [stdout] test parser::parser::tests::test_let_statement_expressions ... ok
[INFO] [stdout] test parser::parser::tests::test_let_statements ... ok
[INFO] [stdout] test parser::parser::tests::test_parsing_infix_expressions_bool ... ok
[INFO] [stdout] test parser::parser::tests::test_parsing_prefix_expressions_bool ... ok
[INFO] [stdout] test parser::parser::tests::test_parsing_infix_expressions_int ... ok
[INFO] [stdout] test parser::parser::tests::test_parsing_prefix_expressions_int ... ok
[INFO] [stdout] test lexer::lexer::tests::test_next_token ... ok
[INFO] [stdout] test parser::parser::tests::test_return_statement ... ok
[INFO] [stdout] test parser::parser::tests::test_operator_precedence_parsing ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1b65d8d8ac4153aed12d2cdcd01825d076fa7211960f2c7642716345ba1ba804", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b65d8d8ac4153aed12d2cdcd01825d076fa7211960f2c7642716345ba1ba804", kill_on_drop: false }`
[INFO] [stdout] 1b65d8d8ac4153aed12d2cdcd01825d076fa7211960f2c7642716345ba1ba804