Dec 14 04:12:13.182 INFO testing abhijeetbhagat/krum against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 14 04:12:13.182 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 14 04:12:13.370 INFO [stdout] c2bcc35a04226535abd5c3232267c5ea76ce79511b26ca3539e4f3026a5177b0
Dec 14 04:12:13.373 INFO running `"docker" "start" "-a" "c2bcc35a04226535abd5c3232267c5ea76ce79511b26ca3539e4f3026a5177b0"`
Dec 14 04:12:13.992 INFO [stderr] usermod: no changes
Dec 14 04:12:14.026 INFO [stderr]    Compiling krum v0.1.0 (/source)
Dec 14 04:12:14.364 INFO [stderr] warning: unreachable expression
Dec 14 04:12:14.364 INFO [stderr]   --> src/parser.rs:44:9
Dec 14 04:12:14.364 INFO [stderr]    |
Dec 14 04:12:14.364 INFO [stderr] 44 |         return exp
Dec 14 04:12:14.364 INFO [stderr]    |         ^^^^^^^^^^
Dec 14 04:12:14.364 INFO [stderr]    |
Dec 14 04:12:14.364 INFO [stderr]    = note: #[warn(unreachable_code)] on by default
Dec 14 04:12:14.364 INFO [stderr] 
Dec 14 04:12:14.368 INFO [stderr] warning: unused variable: `exp`
Dec 14 04:12:14.368 INFO [stderr]   --> src/parser.rs:29:17
Dec 14 04:12:14.368 INFO [stderr]    |
Dec 14 04:12:14.368 INFO [stderr] 29 |         let mut exp = match self.get_cur_tok() {
Dec 14 04:12:14.368 INFO [stderr]    |                 ^^^ help: consider using `_exp` instead
Dec 14 04:12:14.368 INFO [stderr]    |
Dec 14 04:12:14.368 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 14 04:12:14.369 INFO [stderr] 
Dec 14 04:12:14.387 INFO [stderr] warning: variable does not need to be mutable
Dec 14 04:12:14.387 INFO [stderr]   --> src/parser.rs:29:13
Dec 14 04:12:14.387 INFO [stderr]    |
Dec 14 04:12:14.387 INFO [stderr] 29 |         let mut exp = match self.get_cur_tok() {
Dec 14 04:12:14.387 INFO [stderr]    |             ----^^^
Dec 14 04:12:14.387 INFO [stderr]    |             |
Dec 14 04:12:14.387 INFO [stderr]    |             help: remove this `mut`
Dec 14 04:12:14.387 INFO [stderr]    |
Dec 14 04:12:14.387 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 14 04:12:14.387 INFO [stderr] 
Dec 14 04:12:14.387 INFO [stderr] warning: field is never used: `cur_tok_line`
Dec 14 04:12:14.387 INFO [stderr]  --> src/lexer.rs:5:5
Dec 14 04:12:14.387 INFO [stderr]   |
Dec 14 04:12:14.387 INFO [stderr] 5 |     cur_tok_line : usize,
Dec 14 04:12:14.387 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 14 04:12:14.387 INFO [stderr]   |
Dec 14 04:12:14.387 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 14 04:12:14.387 INFO [stderr] 
Dec 14 04:12:14.388 INFO [stderr] warning: field is never used: `cur_tok_col`
Dec 14 04:12:14.388 INFO [stderr]  --> src/lexer.rs:6:5
Dec 14 04:12:14.388 INFO [stderr]   |
Dec 14 04:12:14.388 INFO [stderr] 6 |     cur_tok_col : usize,
Dec 14 04:12:14.388 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 14 04:12:14.388 INFO [stderr] 
Dec 14 04:12:14.388 INFO [stderr] warning: field is never used: `src_len`
Dec 14 04:12:14.388 INFO [stderr]  --> src/lexer.rs:8:5
Dec 14 04:12:14.388 INFO [stderr]   |
Dec 14 04:12:14.388 INFO [stderr] 8 |     src_len : usize,
Dec 14 04:12:14.388 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 14 04:12:14.388 INFO [stderr] 
Dec 14 04:12:14.388 INFO [stderr] warning: field is never used: `expression`
Dec 14 04:12:14.388 INFO [stderr]   --> src/ast.rs:41:5
Dec 14 04:12:14.388 INFO [stderr]    |
Dec 14 04:12:14.388 INFO [stderr] 41 |     expression : Expression
Dec 14 04:12:14.388 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:12:14.388 INFO [stderr] 
Dec 14 04:12:14.388 INFO [stderr] warning: field is never used: `cur_tok`
Dec 14 04:12:14.388 INFO [stderr]  --> src/parser.rs:7:5
Dec 14 04:12:14.388 INFO [stderr]   |
Dec 14 04:12:14.388 INFO [stderr] 7 |     cur_tok : Token,
Dec 14 04:12:14.388 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 14 04:12:14.388 INFO [stderr] 
Dec 14 04:12:14.388 INFO [stderr] warning: method is never used: `parse_program`
Dec 14 04:12:14.388 INFO [stderr]   --> src/parser.rs:47:5
Dec 14 04:12:14.388 INFO [stderr]    |
Dec 14 04:12:14.388 INFO [stderr] 47 |     fn parse_program(&mut self) {
Dec 14 04:12:14.388 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:12:14.388 INFO [stderr] 
Dec 14 04:12:14.388 INFO [stderr] warning: the feature `match_default_bindings` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 14 04:12:14.388 INFO [stderr]  --> src/main.rs:1:12
Dec 14 04:12:14.388 INFO [stderr]   |
Dec 14 04:12:14.388 INFO [stderr] 1 | #![feature(match_default_bindings)]
Dec 14 04:12:14.388 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:12:14.388 INFO [stderr]   |
Dec 14 04:12:14.388 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 14 04:12:14.388 INFO [stderr] 
Dec 14 04:12:14.551 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
Dec 14 04:12:14.553 INFO [stderr] su: No module specific data is present
Dec 14 04:12:15.106 INFO running `"docker" "inspect" "c2bcc35a04226535abd5c3232267c5ea76ce79511b26ca3539e4f3026a5177b0"`
Dec 14 04:12:15.204 INFO running `"docker" "rm" "-f" "c2bcc35a04226535abd5c3232267c5ea76ce79511b26ca3539e4f3026a5177b0"`
Dec 14 04:12:15.262 INFO [stdout] c2bcc35a04226535abd5c3232267c5ea76ce79511b26ca3539e4f3026a5177b0
Dec 14 04:12:15.264 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 14 04:12:15.442 INFO [stdout] 3daa8d4ec9876f68de9e458f5f199bcccb18db4d4ec3a8bbc3862ae980bc699c
Dec 14 04:12:15.444 INFO running `"docker" "start" "-a" "3daa8d4ec9876f68de9e458f5f199bcccb18db4d4ec3a8bbc3862ae980bc699c"`
Dec 14 04:12:15.869 INFO [stderr] usermod: no changes
Dec 14 04:12:15.901 INFO [stderr]    Compiling krum v0.1.0 (/source)
Dec 14 04:12:16.531 INFO [stderr] warning: unreachable expression
Dec 14 04:12:16.531 INFO [stderr]   --> src/parser.rs:44:9
Dec 14 04:12:16.531 INFO [stderr]    |
Dec 14 04:12:16.531 INFO [stderr] 44 |         return exp
Dec 14 04:12:16.531 INFO [stderr]    |         ^^^^^^^^^^
Dec 14 04:12:16.531 INFO [stderr]    |
Dec 14 04:12:16.531 INFO [stderr]    = note: #[warn(unreachable_code)] on by default
Dec 14 04:12:16.531 INFO [stderr] 
Dec 14 04:12:16.547 INFO [stderr] warning: unused variable: `exp`
Dec 14 04:12:16.547 INFO [stderr]   --> src/parser.rs:29:17
Dec 14 04:12:16.547 INFO [stderr]    |
Dec 14 04:12:16.547 INFO [stderr] 29 |         let mut exp = match self.get_cur_tok() {
Dec 14 04:12:16.547 INFO [stderr]    |                 ^^^ help: consider using `_exp` instead
Dec 14 04:12:16.547 INFO [stderr]    |
Dec 14 04:12:16.547 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 14 04:12:16.547 INFO [stderr] 
Dec 14 04:12:16.595 INFO [stderr] warning: variable does not need to be mutable
Dec 14 04:12:16.595 INFO [stderr]   --> src/parser.rs:29:13
Dec 14 04:12:16.595 INFO [stderr]    |
Dec 14 04:12:16.595 INFO [stderr] 29 |         let mut exp = match self.get_cur_tok() {
Dec 14 04:12:16.595 INFO [stderr]    |             ----^^^
Dec 14 04:12:16.595 INFO [stderr]    |             |
Dec 14 04:12:16.595 INFO [stderr]    |             help: remove this `mut`
Dec 14 04:12:16.595 INFO [stderr]    |
Dec 14 04:12:16.595 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 14 04:12:16.595 INFO [stderr] 
Dec 14 04:12:16.602 INFO [stderr] warning: field is never used: `cur_tok_line`
Dec 14 04:12:16.603 INFO [stderr]  --> src/lexer.rs:5:5
Dec 14 04:12:16.603 INFO [stderr]   |
Dec 14 04:12:16.603 INFO [stderr] 5 |     cur_tok_line : usize,
Dec 14 04:12:16.603 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 14 04:12:16.603 INFO [stderr]   |
Dec 14 04:12:16.603 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 14 04:12:16.603 INFO [stderr] 
Dec 14 04:12:16.603 INFO [stderr] warning: field is never used: `cur_tok_col`
Dec 14 04:12:16.603 INFO [stderr]  --> src/lexer.rs:6:5
Dec 14 04:12:16.603 INFO [stderr]   |
Dec 14 04:12:16.603 INFO [stderr] 6 |     cur_tok_col : usize,
Dec 14 04:12:16.603 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 14 04:12:16.603 INFO [stderr] 
Dec 14 04:12:16.603 INFO [stderr] warning: field is never used: `src_len`
Dec 14 04:12:16.603 INFO [stderr]  --> src/lexer.rs:8:5
Dec 14 04:12:16.603 INFO [stderr]   |
Dec 14 04:12:16.603 INFO [stderr] 8 |     src_len : usize,
Dec 14 04:12:16.603 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 14 04:12:16.603 INFO [stderr] 
Dec 14 04:12:16.603 INFO [stderr] warning: field is never used: `expression`
Dec 14 04:12:16.603 INFO [stderr]   --> src/ast.rs:41:5
Dec 14 04:12:16.603 INFO [stderr]    |
Dec 14 04:12:16.603 INFO [stderr] 41 |     expression : Expression
Dec 14 04:12:16.603 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:12:16.603 INFO [stderr] 
Dec 14 04:12:16.603 INFO [stderr] warning: field is never used: `cur_tok`
Dec 14 04:12:16.603 INFO [stderr]  --> src/parser.rs:7:5
Dec 14 04:12:16.603 INFO [stderr]   |
Dec 14 04:12:16.603 INFO [stderr] 7 |     cur_tok : Token,
Dec 14 04:12:16.603 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 14 04:12:16.603 INFO [stderr] 
Dec 14 04:12:16.603 INFO [stderr] warning: method is never used: `parse_program`
Dec 14 04:12:16.603 INFO [stderr]   --> src/parser.rs:47:5
Dec 14 04:12:16.603 INFO [stderr]    |
Dec 14 04:12:16.603 INFO [stderr] 47 |     fn parse_program(&mut self) {
Dec 14 04:12:16.603 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:12:16.603 INFO [stderr] 
Dec 14 04:12:16.603 INFO [stderr] warning: the feature `match_default_bindings` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 14 04:12:16.603 INFO [stderr]  --> src/main.rs:1:12
Dec 14 04:12:16.603 INFO [stderr]   |
Dec 14 04:12:16.603 INFO [stderr] 1 | #![feature(match_default_bindings)]
Dec 14 04:12:16.603 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:12:16.603 INFO [stderr]   |
Dec 14 04:12:16.603 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 14 04:12:16.603 INFO [stderr] 
Dec 14 04:12:17.299 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.41s
Dec 14 04:12:17.299 INFO [stderr] su: No module specific data is present
Dec 14 04:12:17.836 INFO running `"docker" "inspect" "3daa8d4ec9876f68de9e458f5f199bcccb18db4d4ec3a8bbc3862ae980bc699c"`
Dec 14 04:12:18.071 INFO running `"docker" "rm" "-f" "3daa8d4ec9876f68de9e458f5f199bcccb18db4d4ec3a8bbc3862ae980bc699c"`
Dec 14 04:12:18.382 INFO [stdout] 3daa8d4ec9876f68de9e458f5f199bcccb18db4d4ec3a8bbc3862ae980bc699c
Dec 14 04:12:18.385 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 14 04:12:18.744 INFO [stdout] 1b873748abb432966ad7c2e3c89b5e2f8eb872cfd60a29bf236416b35cd48bdb
Dec 14 04:12:18.748 INFO running `"docker" "start" "-a" "1b873748abb432966ad7c2e3c89b5e2f8eb872cfd60a29bf236416b35cd48bdb"`
Dec 14 04:12:19.401 INFO [stderr] usermod: no changes
Dec 14 04:12:19.443 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 14 04:12:19.443 INFO [stdout] 
Dec 14 04:12:19.443 INFO [stderr]      Running /target/debug/deps/krum-f2302269528de017
Dec 14 04:12:19.443 INFO [stdout] running 13 tests
Dec 14 04:12:19.443 INFO [stdout] test lexer::test_token_read_bool_true ... ok
Dec 14 04:12:19.443 INFO [stdout] test lexer::test_token_read_bool_false ... ok
Dec 14 04:12:19.443 INFO [stdout] test lexer::test_token_read_add_expression ... ok
Dec 14 04:12:19.443 INFO [stdout] test lexer::test_token_read_symbol_len_1 ... ok
Dec 14 04:12:19.443 INFO [stdout] test lexer::test_token_read_symbol_multiple_chars ... ok
Dec 14 04:12:19.443 INFO [stdout] test lexer::test_token_read_symbol_plus ... ok
Dec 14 04:12:19.443 INFO [stdout] test lexer::test_token_read_num_with_explicit_neg_sign ... ok
Dec 14 04:12:19.443 INFO [stdout] test parser::test_num_expression ... ok
Dec 14 04:12:19.443 INFO [stdout] test parser::test_bool_expression ... ok
Dec 14 04:12:19.443 INFO [stdout] test parser::test_string_expression ... ok
Dec 14 04:12:19.443 INFO [stdout] test lexer::test_token_read_empty_parens ... ok
Dec 14 04:12:19.443 INFO [stdout] test lexer::test_token_read_string ... ok
Dec 14 04:12:19.444 INFO [stdout] test lexer::test_token_read_num_with_explicit_pos_sign ... ok
Dec 14 04:12:19.444 INFO [stdout] 
Dec 14 04:12:19.444 INFO [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 04:12:19.444 INFO [stdout] 
Dec 14 04:12:19.445 INFO [stderr] su: No module specific data is present
Dec 14 04:12:19.713 INFO running `"docker" "inspect" "1b873748abb432966ad7c2e3c89b5e2f8eb872cfd60a29bf236416b35cd48bdb"`
Dec 14 04:12:19.828 INFO running `"docker" "rm" "-f" "1b873748abb432966ad7c2e3c89b5e2f8eb872cfd60a29bf236416b35cd48bdb"`
Dec 14 04:12:19.949 INFO [stdout] 1b873748abb432966ad7c2e3c89b5e2f8eb872cfd60a29bf236416b35cd48bdb