[INFO] fetching crate monkey-parser 0.9.1...
[INFO] testing monkey-parser-0.9.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate monkey-parser 0.9.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate monkey-parser 0.9.1
[INFO] finished tweaking crates.io crate monkey-parser 0.9.1
[INFO] tweaked toml for crates.io crate monkey-parser 0.9.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate monkey-parser 0.9.1 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate monkey-parser 0.9.1 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d71ae4bf40e2f4eceeba9ddfde05abd25d36e9c3ec4f00b881792e31e8a6c07
[INFO] running `Command { std: "docker" "start" "-a" "4d71ae4bf40e2f4eceeba9ddfde05abd25d36e9c3ec4f00b881792e31e8a6c07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d71ae4bf40e2f4eceeba9ddfde05abd25d36e9c3ec4f00b881792e31e8a6c07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d71ae4bf40e2f4eceeba9ddfde05abd25d36e9c3ec4f00b881792e31e8a6c07", kill_on_drop: false }`
[INFO] [stdout] 4d71ae4bf40e2f4eceeba9ddfde05abd25d36e9c3ec4f00b881792e31e8a6c07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04a60e1fbe3a273c1555652c81d17695758ecbb0570bcc480ba8ab35c907ef2c
[INFO] running `Command { std: "docker" "start" "-a" "04a60e1fbe3a273c1555652c81d17695758ecbb0570bcc480ba8ab35c907ef2c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.58
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling quote v1.0.27
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling syn v2.0.16
[INFO] [stderr]    Compiling serde_derive v1.0.163
[INFO] [stderr]    Compiling monkey-lexer v0.9.1
[INFO] [stderr]    Compiling monkey-parser v0.9.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `identifier_name` is never read
[INFO] [stdout]    --> lib.rs:100:17
[INFO] [stdout]     |
[INFO] [stdout] 100 |         let mut identifier_name = "".to_string();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.20s
[INFO] running `Command { std: "docker" "inspect" "04a60e1fbe3a273c1555652c81d17695758ecbb0570bcc480ba8ab35c907ef2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04a60e1fbe3a273c1555652c81d17695758ecbb0570bcc480ba8ab35c907ef2c", kill_on_drop: false }`
[INFO] [stdout] 04a60e1fbe3a273c1555652c81d17695758ecbb0570bcc480ba8ab35c907ef2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 920c079d070734852c7e3526e2251ebd14b1107c91a22f55a28ab47c38b73570
[INFO] running `Command { std: "docker" "start" "-a" "920c079d070734852c7e3526e2251ebd14b1107c91a22f55a28ab47c38b73570", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling similar v2.1.0
[INFO] [stdout] warning: value assigned to `identifier_name` is never read
[INFO] [stdout]    --> lib.rs:100:17
[INFO] [stdout]     |
[INFO] [stdout] 100 |         let mut identifier_name = "".to_string();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling console v0.15.5
[INFO] [stderr]    Compiling insta v1.29.0
[INFO] [stderr]    Compiling monkey-parser v0.9.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `identifier_name` is never read
[INFO] [stdout]    --> lib.rs:100:17
[INFO] [stdout]     |
[INFO] [stdout] 100 |         let mut identifier_name = "".to_string();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.29s
[INFO] running `Command { std: "docker" "inspect" "920c079d070734852c7e3526e2251ebd14b1107c91a22f55a28ab47c38b73570", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "920c079d070734852c7e3526e2251ebd14b1107c91a22f55a28ab47c38b73570", kill_on_drop: false }`
[INFO] [stdout] 920c079d070734852c7e3526e2251ebd14b1107c91a22f55a28ab47c38b73570
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0d6fe405e27e1a65256af83c33d0ae8cced593a4ae3c11d7d3b8d3ac0a20b018
[INFO] running `Command { std: "docker" "start" "-a" "0d6fe405e27e1a65256af83c33d0ae8cced593a4ae3c11d7d3b8d3ac0a20b018", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `identifier_name` is never read
[INFO] [stderr]    --> lib.rs:100:17
[INFO] [stderr]     |
[INFO] [stderr] 100 |         let mut identifier_name = "".to_string();
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `monkey-parser` (lib) generated 1 warning
[INFO] [stderr] warning: `monkey-parser` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests lib.rs (/opt/rustwide/target/debug/deps/parser-51cd0e7c8f881240)
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test parser_test::tests::parse_let_statement ... ok
[INFO] [stdout] test parser_test::tests::parse_brace_expression ... ok
[INFO] [stdout] test parser_test::tests::parse_op_expression ... ok
[INFO] [stdout] test parser_test::tests::test_array_literal_expression ... ok
[INFO] [stdout] test parser_test::tests::test_fn_call_else_expression ... ok
[INFO] [stdout] test parser_test::tests::test_fn_else_expression ... ok
[INFO] [stdout] test parser_test::tests::test_hash_literal_expression ... ok
[INFO] [stdout] test parser_test::tests::test_if_else_expression ... ok
[INFO] [stdout] test parser_test::tests::test_if_expression ... ok
[INFO] [stdout] test parser_test::tests::test_index_expression ... ok
[INFO] [stdout] test parser_test::tests::test_parse_prefix_expression ... ok
[INFO] [stdout] test parser_test::tests::test_parse_infix_expression ... ok
[INFO] [stdout] test parser_test::tests::test_string_literal_expression ... ok
[INFO] [stdout] test parser_test::tests::parse_return_statement ... ok
[INFO] [stdout] test ast_tree_test::tests::test_array ... ok
[INFO] [stdout] test ast_tree_test::tests::test_func_with_name ... ok
[INFO] [stdout] test ast_tree_test::tests::test_func_call ... ok
[INFO] [stdout] test ast_tree_test::tests::test_binary_nested ... ok
[INFO] [stdout] test ast_tree_test::tests::test_binary ... ok
[INFO] [stdout] test ast_tree_test::tests::test_func_declaration ... ok
[INFO] [stdout] test ast_tree_test::tests::test_hash ... ok
[INFO] [stdout] test ast_tree_test::tests::test_let ... ok
[INFO] [stdout] test ast_tree_test::tests::test_index ... ok
[INFO] [stdout] test ast_tree_test::tests::test_return ... ok
[INFO] [stdout] test ast_tree_test::tests::test_string ... ok
[INFO] [stdout] test ast_tree_test::tests::test_unary ... ok
[INFO] [stdout] test ast_tree_test::tests::test_if ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests main.rs (/opt/rustwide/target/debug/deps/monkey_parser-4e5dfd519f15b679)
[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 parser
[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" "0d6fe405e27e1a65256af83c33d0ae8cced593a4ae3c11d7d3b8d3ac0a20b018", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d6fe405e27e1a65256af83c33d0ae8cced593a4ae3c11d7d3b8d3ac0a20b018", kill_on_drop: false }`
[INFO] [stdout] 0d6fe405e27e1a65256af83c33d0ae8cced593a4ae3c11d7d3b8d3ac0a20b018