Dec 18 05:00:32.853 INFO checking Valtis/YATCP against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 05:00:32.853 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/Valtis/YATCP:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 05:00:33.441 INFO [stdout] 35f352332d9756124f87454ce815b0b62109090d65e545688f311234a334c021
Dec 18 05:00:33.448 INFO running `"docker" "start" "-a" "35f352332d9756124f87454ce815b0b62109090d65e545688f311234a334c021"`
Dec 18 05:00:35.184 INFO [stderr]     Checking compiler v0.0.1 (/opt/crater/workdir)
Dec 18 05:00:38.036 INFO [stderr] warning: value assigned to `changes` is never read
Dec 18 05:00:38.036 INFO [stderr]   --> src/optimizer/merge_block.rs:24:21
Dec 18 05:00:38.036 INFO [stderr]    |
Dec 18 05:00:38.036 INFO [stderr] 24 |                     changes = true;
Dec 18 05:00:38.036 INFO [stderr]    |                     ^^^^^^^
Dec 18 05:00:38.036 INFO [stderr]    |
Dec 18 05:00:38.036 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 18 05:00:38.036 INFO [stderr] 
Dec 18 05:00:38.224 INFO [stderr] warning: value assigned to `changes` is never read
Dec 18 05:00:38.224 INFO [stderr]   --> src/optimizer/merge_block.rs:24:21
Dec 18 05:00:38.224 INFO [stderr]    |
Dec 18 05:00:38.224 INFO [stderr] 24 |                     changes = true;
Dec 18 05:00:38.224 INFO [stderr]    |                     ^^^^^^^
Dec 18 05:00:38.224 INFO [stderr]    |
Dec 18 05:00:38.224 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 18 05:00:38.224 INFO [stderr] 
Dec 18 05:00:39.192 INFO [stderr] warning: variant is never constructed: `RSP`
Dec 18 05:00:39.192 INFO [stderr]   --> src/code_generator/x64.rs:90:5
Dec 18 05:00:39.192 INFO [stderr]    |
Dec 18 05:00:39.192 INFO [stderr] 90 |     RSP,
Dec 18 05:00:39.192 INFO [stderr]    |     ^^^
Dec 18 05:00:39.192 INFO [stderr]    |
Dec 18 05:00:39.192 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 05:00:39.192 INFO [stderr] 
Dec 18 05:00:39.236 INFO [stderr] warning: unused comparison that must be used
Dec 18 05:00:39.236 INFO [stderr]    --> src/semcheck/mod.rs:563:13
Dec 18 05:00:39.236 INFO [stderr]     |
Dec 18 05:00:39.236 INFO [stderr] 563 |             arith_info.node_type == Type::Invalid;
Dec 18 05:00:39.236 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:00:39.237 INFO [stderr]     |
Dec 18 05:00:39.237 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 18 05:00:39.237 INFO [stderr] 
Dec 18 05:00:39.304 INFO [stderr] warning: variant is never constructed: `RSP`
Dec 18 05:00:39.304 INFO [stderr]   --> src/code_generator/x64.rs:90:5
Dec 18 05:00:39.304 INFO [stderr]    |
Dec 18 05:00:39.304 INFO [stderr] 90 |     RSP,
Dec 18 05:00:39.304 INFO [stderr]    |     ^^^
Dec 18 05:00:39.304 INFO [stderr]    |
Dec 18 05:00:39.304 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 05:00:39.304 INFO [stderr] 
Dec 18 05:00:39.328 INFO [stderr] warning: unused comparison that must be used
Dec 18 05:00:39.328 INFO [stderr]    --> src/semcheck/mod.rs:563:13
Dec 18 05:00:39.328 INFO [stderr]     |
Dec 18 05:00:39.328 INFO [stderr] 563 |             arith_info.node_type == Type::Invalid;
Dec 18 05:00:39.329 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:00:39.329 INFO [stderr]     |
Dec 18 05:00:39.329 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 18 05:00:39.329 INFO [stderr] 
Dec 18 05:00:41.084 INFO [stderr] warning: unused macro definition
Dec 18 05:00:41.085 INFO [stderr]   --> tests/test_reporter.rs:14:1
Dec 18 05:00:41.085 INFO [stderr]    |
Dec 18 05:00:41.085 INFO [stderr] 14 | / macro_rules! assert_eq_error {
Dec 18 05:00:41.086 INFO [stderr] 15 | |     ($error: expr, $e_type:expr, $line:expr, $column:expr, $length:expr) => (
Dec 18 05:00:41.086 INFO [stderr] 16 | |         {
Dec 18 05:00:41.086 INFO [stderr] 17 | |             assert_eq!($error.error_type, $e_type);
Dec 18 05:00:41.087 INFO [stderr] ...  |
Dec 18 05:00:41.087 INFO [stderr] 22 | |     )
Dec 18 05:00:41.087 INFO [stderr] 23 | | }
Dec 18 05:00:41.088 INFO [stderr]    | |_^
Dec 18 05:00:41.092 INFO [stderr]    |
Dec 18 05:00:41.093 INFO [stderr]    = note: #[warn(unused_macros)] on by default
Dec 18 05:00:41.093 INFO [stderr] 
Dec 18 05:00:41.860 INFO [stderr] warning: function is never used: `run_frontend`
Dec 18 05:00:41.860 INFO [stderr]   --> src/main.rs:51:1
Dec 18 05:00:41.860 INFO [stderr]    |
Dec 18 05:00:41.860 INFO [stderr] 51 | / fn run_frontend(
Dec 18 05:00:41.860 INFO [stderr] 52 | |     file_name: &'static str) -> Option<Vec<Function>> {
Dec 18 05:00:41.860 INFO [stderr] 53 | |
Dec 18 05:00:41.860 INFO [stderr] 54 | |     let error_reporter = Rc::new(
Dec 18 05:00:41.860 INFO [stderr] ...  |
Dec 18 05:00:41.860 INFO [stderr] 83 | |     Some(tac_functions)
Dec 18 05:00:41.860 INFO [stderr] 84 | | }
Dec 18 05:00:41.861 INFO [stderr]    | |_^
Dec 18 05:00:41.888 INFO [stderr]    |
Dec 18 05:00:41.888 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 05:00:41.888 INFO [stderr] 
Dec 18 05:00:41.889 INFO [stderr] warning: function is never used: `parse_code`
Dec 18 05:00:41.889 INFO [stderr]   --> src/main.rs:86:1
Dec 18 05:00:41.889 INFO [stderr]    |
Dec 18 05:00:41.889 INFO [stderr] 86 | / fn parse_code(
Dec 18 05:00:41.889 INFO [stderr] 87 | |     file_name: &'static str,
Dec 18 05:00:41.890 INFO [stderr] 88 | |     error_reporter: Rc<RefCell<FileErrorReporter>>) -> AstNode {
Dec 18 05:00:41.890 INFO [stderr] 89 | |
Dec 18 05:00:41.890 INFO [stderr] ...  |
Dec 18 05:00:41.890 INFO [stderr] 97 | |     parser.parse()
Dec 18 05:00:41.890 INFO [stderr] 98 | | }
Dec 18 05:00:41.890 INFO [stderr]    | |_^
Dec 18 05:00:41.891 INFO [stderr] 
Dec 18 05:00:41.891 INFO [stderr] warning: function is never used: `print_tac`
Dec 18 05:00:41.891 INFO [stderr]    --> src/main.rs:100:1
Dec 18 05:00:41.891 INFO [stderr]     |
Dec 18 05:00:41.891 INFO [stderr] 100 | fn print_tac(tac_functions: &Vec<Function>) {
Dec 18 05:00:41.891 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:00:41.891 INFO [stderr] 
Dec 18 05:00:41.891 INFO [stderr] warning: function is never used: `print_cfg`
Dec 18 05:00:41.891 INFO [stderr]    --> src/main.rs:113:1
Dec 18 05:00:41.891 INFO [stderr]     |
Dec 18 05:00:41.891 INFO [stderr] 113 | fn print_cfg(cfg: &HashMap<Rc<String>, CFG>, functions: &Vec<Function>) {
Dec 18 05:00:41.891 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:00:41.891 INFO [stderr] 
Dec 18 05:00:41.891 INFO [stderr] warning: function is never used: `print_bytecode`
Dec 18 05:00:41.891 INFO [stderr]    --> src/main.rs:150:1
Dec 18 05:00:41.891 INFO [stderr]     |
Dec 18 05:00:41.891 INFO [stderr] 150 | fn print_bytecode(byte_gen: &ByteGenerator) {
Dec 18 05:00:41.891 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:00:41.891 INFO [stderr] 
Dec 18 05:00:41.892 INFO [stderr] warning: function is never used: `run_middleend`
Dec 18 05:00:41.892 INFO [stderr]    --> src/main.rs:163:1
Dec 18 05:00:41.892 INFO [stderr]     |
Dec 18 05:00:41.892 INFO [stderr] 163 | fn run_middleend(mut functions: Vec<Function>) -> Vec<Function> {
Dec 18 05:00:41.892 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:00:41.892 INFO [stderr] 
Dec 18 05:00:41.892 INFO [stderr] warning: function is never used: `run_backend`
Dec 18 05:00:41.892 INFO [stderr]    --> src/main.rs:180:1
Dec 18 05:00:41.892 INFO [stderr]     |
Dec 18 05:00:41.892 INFO [stderr] 180 | fn run_backend(file_name: &'static str, functions: Vec<Function> ) {
Dec 18 05:00:41.892 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:00:41.892 INFO [stderr] 
Dec 18 05:00:42.090 INFO [stderr] warning: variable does not need to be mutable
Dec 18 05:00:42.090 INFO [stderr]    --> tests/tac_generator.rs:104:9
Dec 18 05:00:42.090 INFO [stderr]     |
Dec 18 05:00:42.090 INFO [stderr] 104 |     let mut generator = TACGenerator::new(3);
Dec 18 05:00:42.091 INFO [stderr]     |         ----^^^^^^^^^
Dec 18 05:00:42.091 INFO [stderr]     |         |
Dec 18 05:00:42.091 INFO [stderr]     |         help: remove this `mut`
Dec 18 05:00:42.091 INFO [stderr]     |
Dec 18 05:00:42.091 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 18 05:00:42.091 INFO [stderr] 
Dec 18 05:00:42.134 INFO [stderr] warning: variable does not need to be mutable
Dec 18 05:00:42.134 INFO [stderr]    --> tests/tac_generator.rs:212:9
Dec 18 05:00:42.134 INFO [stderr]     |
Dec 18 05:00:42.134 INFO [stderr] 212 |     let mut generator = TACGenerator::new(2);
Dec 18 05:00:42.134 INFO [stderr]     |         ----^^^^^^^^^
Dec 18 05:00:42.134 INFO [stderr]     |         |
Dec 18 05:00:42.134 INFO [stderr]     |         help: remove this `mut`
Dec 18 05:00:42.135 INFO [stderr] 
Dec 18 05:00:42.150 INFO [stderr] warning: variable does not need to be mutable
Dec 18 05:00:42.150 INFO [stderr]    --> tests/tac_generator.rs:301:9
Dec 18 05:00:42.150 INFO [stderr]     |
Dec 18 05:00:42.150 INFO [stderr] 301 |     let mut generator = TACGenerator::new(1);
Dec 18 05:00:42.150 INFO [stderr]     |         ----^^^^^^^^^
Dec 18 05:00:42.150 INFO [stderr]     |         |
Dec 18 05:00:42.150 INFO [stderr]     |         help: remove this `mut`
Dec 18 05:00:42.176 INFO [stderr] 
Dec 18 05:00:43.404 INFO [stderr] warning: unused import: `compiler::cfg::generate_cfg`
Dec 18 05:00:43.404 INFO [stderr]  --> tests/merge_block.rs:6:5
Dec 18 05:00:43.404 INFO [stderr]   |
Dec 18 05:00:43.404 INFO [stderr] 6 | use compiler::cfg::generate_cfg;
Dec 18 05:00:43.404 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:00:43.424 INFO [stderr]   |
Dec 18 05:00:43.424 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 05:00:43.424 INFO [stderr] 
Dec 18 05:00:43.424 INFO [stderr] warning: unused import: `compiler::tac_generator::Operator`
Dec 18 05:00:43.424 INFO [stderr]   --> tests/merge_block.rs:10:5
Dec 18 05:00:43.424 INFO [stderr]    |
Dec 18 05:00:43.424 INFO [stderr] 10 | use compiler::tac_generator::Operator;
Dec 18 05:00:43.424 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:00:43.424 INFO [stderr] 
Dec 18 05:00:43.828 INFO [stderr] warning: unused import: `compiler::string_table::StringTable`
Dec 18 05:00:43.828 INFO [stderr]   --> tests/parser.rs:19:5
Dec 18 05:00:43.828 INFO [stderr]    |
Dec 18 05:00:43.828 INFO [stderr] 19 | use compiler::string_table::StringTable;
Dec 18 05:00:43.828 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:00:43.828 INFO [stderr]    |
Dec 18 05:00:43.828 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 18 05:00:43.828 INFO [stderr] 
Dec 18 05:00:44.304 INFO [stderr] warning: unused import: `compiler::string_table::StringTable`
Dec 18 05:00:44.304 INFO [stderr]   --> tests/lexer.rs:10:5
Dec 18 05:00:44.304 INFO [stderr]    |
Dec 18 05:00:44.304 INFO [stderr] 10 | use compiler::string_table::StringTable;
Dec 18 05:00:44.304 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:00:44.304 INFO [stderr]    |
Dec 18 05:00:44.304 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 18 05:00:44.304 INFO [stderr] 
Dec 18 05:00:46.023 INFO [stderr] warning: unused variable: `f`
Dec 18 05:00:46.024 INFO [stderr]    --> tests/cfg.rs:586:13
Dec 18 05:00:46.024 INFO [stderr]     |
Dec 18 05:00:46.024 INFO [stderr] 586 |     let mut f = Function {
Dec 18 05:00:46.024 INFO [stderr]     |             ^ help: consider using `_f` instead
Dec 18 05:00:46.044 INFO [stderr]     |
Dec 18 05:00:46.044 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 05:00:46.044 INFO [stderr] 
Dec 18 05:00:46.044 INFO [stderr] warning: unused variable: `f`
Dec 18 05:00:46.044 INFO [stderr]    --> tests/cfg.rs:668:13
Dec 18 05:00:46.044 INFO [stderr]     |
Dec 18 05:00:46.044 INFO [stderr] 668 |     let mut f = Function {
Dec 18 05:00:46.044 INFO [stderr]     |             ^ help: consider using `_f` instead
Dec 18 05:00:46.044 INFO [stderr] 
Dec 18 05:00:46.044 INFO [stderr] warning: unused variable: `f`
Dec 18 05:00:46.044 INFO [stderr]    --> tests/cfg.rs:752:13
Dec 18 05:00:46.044 INFO [stderr]     |
Dec 18 05:00:46.044 INFO [stderr] 752 |     let mut f = Function {
Dec 18 05:00:46.044 INFO [stderr]     |             ^ help: consider using `_f` instead
Dec 18 05:00:46.044 INFO [stderr] 
Dec 18 05:00:46.044 INFO [stderr] warning: unused variable: `f`
Dec 18 05:00:46.044 INFO [stderr]    --> tests/cfg.rs:835:13
Dec 18 05:00:46.044 INFO [stderr]     |
Dec 18 05:00:46.044 INFO [stderr] 835 |     let mut f = Function {
Dec 18 05:00:46.044 INFO [stderr]     |             ^ help: consider using `_f` instead
Dec 18 05:00:46.044 INFO [stderr] 
Dec 18 05:00:46.640 INFO [stderr] warning: variable does not need to be mutable
Dec 18 05:00:46.640 INFO [stderr]    --> tests/cfg.rs:586:9
Dec 18 05:00:46.640 INFO [stderr]     |
Dec 18 05:00:46.640 INFO [stderr] 586 |     let mut f = Function {
Dec 18 05:00:46.640 INFO [stderr]     |         ----^
Dec 18 05:00:46.640 INFO [stderr]     |         |
Dec 18 05:00:46.640 INFO [stderr]     |         help: remove this `mut`
Dec 18 05:00:46.640 INFO [stderr]     |
Dec 18 05:00:46.640 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 18 05:00:46.640 INFO [stderr] 
Dec 18 05:00:46.696 INFO [stderr] warning: variable does not need to be mutable
Dec 18 05:00:46.696 INFO [stderr]    --> tests/cfg.rs:668:9
Dec 18 05:00:46.696 INFO [stderr]     |
Dec 18 05:00:46.696 INFO [stderr] 668 |     let mut f = Function {
Dec 18 05:00:46.696 INFO [stderr]     |         ----^
Dec 18 05:00:46.696 INFO [stderr]     |         |
Dec 18 05:00:46.696 INFO [stderr]     |         help: remove this `mut`
Dec 18 05:00:46.696 INFO [stderr] 
Dec 18 05:00:46.728 INFO [stderr] warning: variable does not need to be mutable
Dec 18 05:00:46.728 INFO [stderr]    --> tests/cfg.rs:752:9
Dec 18 05:00:46.728 INFO [stderr]     |
Dec 18 05:00:46.728 INFO [stderr] 752 |     let mut f = Function {
Dec 18 05:00:46.728 INFO [stderr]     |         ----^
Dec 18 05:00:46.728 INFO [stderr]     |         |
Dec 18 05:00:46.728 INFO [stderr]     |         help: remove this `mut`
Dec 18 05:00:46.728 INFO [stderr] 
Dec 18 05:00:46.740 INFO [stderr] warning: variable does not need to be mutable
Dec 18 05:00:46.740 INFO [stderr]    --> tests/cfg.rs:835:9
Dec 18 05:00:46.740 INFO [stderr]     |
Dec 18 05:00:46.740 INFO [stderr] 835 |     let mut f = Function {
Dec 18 05:00:46.740 INFO [stderr]     |         ----^
Dec 18 05:00:46.740 INFO [stderr]     |         |
Dec 18 05:00:46.740 INFO [stderr]     |         help: remove this `mut`
Dec 18 05:00:46.740 INFO [stderr] 
Dec 18 05:00:48.171 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.05s
Dec 18 05:00:49.034 INFO running `"docker" "inspect" "35f352332d9756124f87454ce815b0b62109090d65e545688f311234a334c021"`
Dec 18 05:00:49.396 INFO running `"docker" "rm" "-f" "35f352332d9756124f87454ce815b0b62109090d65e545688f311234a334c021"`
Dec 18 05:00:49.724 INFO [stdout] 35f352332d9756124f87454ce815b0b62109090d65e545688f311234a334c021