[INFO] updating cached repository https://github.com/paxromana96/lisp_compiler_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] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 90fbbf2891f5cbb7e805c93ecb6f9dc1d7dad987
[INFO] testing paxromana96/lisp_compiler_rust against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaxromana96%2Flisp_compiler_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/paxromana96/lisp_compiler_rust on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/paxromana96/lisp_compiler_rust
[INFO] finished tweaking git repo https://github.com/paxromana96/lisp_compiler_rust
[INFO] tweaked toml for git repo https://github.com/paxromana96/lisp_compiler_rust written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/paxromana96/lisp_compiler_rust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "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=warn" "-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" "+1.44.0" "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] 50b01d584224b70f4ebc3dd6cab958f0f4bc19127fdbb611746dfef751dc091b
[INFO] running `"docker" "start" "-a" "50b01d584224b70f4ebc3dd6cab958f0f4bc19127fdbb611746dfef751dc091b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling lisp_compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `crate::lexer::traits::*`
[INFO] [stderr]  --> src/ast/mod.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::lexer::traits::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt`
[INFO] [stderr]  --> src/errors.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fmt;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Debug`
[INFO] [stderr]  --> src/errors.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::fmt::Debug;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Lexable`
[INFO] [stderr]  --> src/parser/mod.rs:2:20
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::lexer::{Lexable, Lexer};
[INFO] [stderr]   |                    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::lexer::Lexable`
[INFO] [stderr]  --> src/parser/tree.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::lexer::Lexable;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::parser::traits`
[INFO] [stderr]  --> src/ast/mod.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::parser::traits::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::traits`
[INFO] [stderr]   --> src/parser/tree.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use super::traits::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cell`
[INFO] [stderr]   --> src/ast/mod.rs:76:29
[INFO] [stderr]    |
[INFO] [stderr] 76 |                         let cell = &cells[&cons_idx];
[INFO] [stderr]    |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_cell`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cell`
[INFO] [stderr]   --> src/ast/mod.rs:95:25
[INFO] [stderr]    |
[INFO] [stderr] 95 |                     let cell = &cells[&cons_idx];
[INFO] [stderr]    |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_cell`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Nil`
[INFO] [stderr]   --> src/ast/mod.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     Nil,
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `preorder_traversal`
[INFO] [stderr]    --> src/ast/mod.rs:166:5
[INFO] [stderr]     |
[INFO] [stderr] 166 |     fn preorder_traversal<'a>(&'a self) -> PreOrderAstTraversal<'a> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `fmt_errors`
[INFO] [stderr]    --> src/ast/mod.rs:536:4
[INFO] [stderr]     |
[INFO] [stderr] 536 | fn fmt_errors<E: CompilerError>(errors: Vec<E>) -> String {
[INFO] [stderr]     |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `unwrap`
[INFO] [stderr]    --> src/ast/mod.rs:543:4
[INFO] [stderr]     |
[INFO] [stderr] 543 | fn unwrap<T, E: CompilerError>(val: Result<T, Vec<E>>) -> T {
[INFO] [stderr]     |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `i32`
[INFO] [stderr]   --> src/lexer/mod.rs:83:5
[INFO] [stderr]    |
[INFO] [stderr] 83 |     fn i32(val: i32, loc: Range<CharLocation>) -> Token {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `assert_lexes_to`
[INFO] [stderr]    --> src/lexer/mod.rs:215:8
[INFO] [stderr]     |
[INFO] [stderr] 215 |     fn assert_lexes_to(text: &str, expected_tokens: Vec<Result<Token, Error>>) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 15 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `"docker" "inspect" "50b01d584224b70f4ebc3dd6cab958f0f4bc19127fdbb611746dfef751dc091b"`
[INFO] running `"docker" "rm" "-f" "50b01d584224b70f4ebc3dd6cab958f0f4bc19127fdbb611746dfef751dc091b"`
[INFO] [stdout] 50b01d584224b70f4ebc3dd6cab958f0f4bc19127fdbb611746dfef751dc091b
[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=warn" "-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" "+1.44.0" "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] dec848188d18bd579df17edecfcfa0bcabf840b4931fa8f63eef3032d9e71df6
[INFO] running `"docker" "start" "-a" "dec848188d18bd579df17edecfcfa0bcabf840b4931fa8f63eef3032d9e71df6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling lisp_compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::fmt`
[INFO] [stderr]  --> src/errors.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fmt;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Debug`
[INFO] [stderr]  --> src/errors.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::fmt::Debug;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cell`
[INFO] [stderr]   --> src/ast/mod.rs:76:29
[INFO] [stderr]    |
[INFO] [stderr] 76 |                         let cell = &cells[&cons_idx];
[INFO] [stderr]    |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_cell`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cell`
[INFO] [stderr]   --> src/ast/mod.rs:95:25
[INFO] [stderr]    |
[INFO] [stderr] 95 |                     let cell = &cells[&cons_idx];
[INFO] [stderr]    |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_cell`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Nil`
[INFO] [stderr]   --> src/ast/mod.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     Nil,
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.42s
[INFO] running `"docker" "inspect" "dec848188d18bd579df17edecfcfa0bcabf840b4931fa8f63eef3032d9e71df6"`
[INFO] running `"docker" "rm" "-f" "dec848188d18bd579df17edecfcfa0bcabf840b4931fa8f63eef3032d9e71df6"`
[INFO] [stdout] dec848188d18bd579df17edecfcfa0bcabf840b4931fa8f63eef3032d9e71df6
[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=warn" "-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" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 68a8360ffe0ed6ace36759686d0881fdf872d2157069dcf48d302df038017870
[INFO] running `"docker" "start" "-a" "68a8360ffe0ed6ace36759686d0881fdf872d2157069dcf48d302df038017870"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused import: `std::fmt`
[INFO] [stderr]  --> src/errors.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fmt;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Debug`
[INFO] [stderr]  --> src/errors.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::fmt::Debug;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cell`
[INFO] [stderr]   --> src/ast/mod.rs:76:29
[INFO] [stderr]    |
[INFO] [stderr] 76 |                         let cell = &cells[&cons_idx];
[INFO] [stderr]    |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_cell`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cell`
[INFO] [stderr]   --> src/ast/mod.rs:95:25
[INFO] [stderr]    |
[INFO] [stderr] 95 |                     let cell = &cells[&cons_idx];
[INFO] [stderr]    |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_cell`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Nil`
[INFO] [stderr]   --> src/ast/mod.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     Nil,
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lisp_compiler-b28cd74a036b2418
[INFO] [stdout] 
[INFO] [stdout] running 31 tests
[INFO] [stdout] test ast::test_debug_fmt_ast_tail_heavy_nested_sexpr ... ok
[INFO] [stdout] test lexer::test::test_empty_string_lexes_to_none ... ok
[INFO] [stdout] test lexer::test::test_empty_tuple_lexes_to_left_paren_then_right_paren ... ok
[INFO] [stdout] test lexer::test::test_int_arithmetic_multiline ... ok
[INFO] [stdout] test lexer::test::test_integer_literal_followed_by_eof ... ok
[INFO] [stdout] test lexer::test::test_invalid_int ... ok
[INFO] [stdout] test lexer::test::test_invalid_int_excludes_trailing_spaces ... ok
[INFO] [stdout] test lexer::test::test_negative_int ... ok
[INFO] [stdout] test ast::test_nested_sexpr_with_newline_can_parse_to_ast_without_panicking ... ok
[INFO] [stdout] test ast::test_simple_sexpr_ast_equal_to_self ... ok
[INFO] [stdout] test lexer::test::test_integer_literal_followed_by_paren ... ok
[INFO] [stdout] test ast::test_debug_fmt_ast_simple_sexpr ... ok
[INFO] [stdout] test ast::test_simple_sexpr_can_parse_to_ast_without_panicking ... ok
[INFO] [stdout] test ast::test_two_sexpr_ast_parsing ... ok
[INFO] [stdout] test lexer::test::test_int_arithmetic ... ok
[INFO] [stdout] test lexer::test::test_crlf_advances_to_new_row ... ok
[INFO] [stdout] test lexer::test::test_integer_literal_followed_by_space ... ok
[INFO] [stdout] test lexer::test::test_newline_advances_to_new_row ... ok
[INFO] [stdout] test ast::test_preorder_traversal_front_heavy_sexpr_program ... ok
[INFO] [stdout] test ast::test_preorder_traversal_tail_heavy_sexpr_program ... ok
[INFO] [stdout] test lexer::test::test_single_value_list_lexes_to_three_tokens ... ok
[INFO] [stdout] test parser::tree::test_pretty_print_nested_sexpr ... ok
[INFO] [stdout] test ast::test_preorder_traversal_two_sexpr_program ... ok
[INFO] [stdout] test parser::test_get_next_parser_op_shift_onto_empty_stack ... ok
[INFO] [stdout] test parser::tree::test_pretty_print_parsed_simple_sexpr_pair ... ok
[INFO] [stdout] test ast::test_simple_sexpr_ast_parsing ... ok
[INFO] [stdout] test parser::tree::test_pretty_print_parsed_simple_sexpr ... ok
[INFO] [stdout] test ast::test_simple_sexpr_ast_equal_to_same_program_with_space_prefix ... ok
[INFO] [stdout] test lexer::test::test_skips_over_spaces ... ok
[INFO] [stdout] test parser::tree::test_pretty_print_parsed_nested_sexpr ... ok
[INFO] [stdout] test parser::tree::test_pretty_print_simple_sexpr ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 31 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "68a8360ffe0ed6ace36759686d0881fdf872d2157069dcf48d302df038017870"`
[INFO] running `"docker" "rm" "-f" "68a8360ffe0ed6ace36759686d0881fdf872d2157069dcf48d302df038017870"`
[INFO] [stdout] 68a8360ffe0ed6ace36759686d0881fdf872d2157069dcf48d302df038017870