Dec 14 04:12:13.740 INFO testing abhijeetbhagat/krum against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 14 04:12:13.740 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 04:12:14.051 INFO [stdout] afb7465043b6b72b2f76e067fda9ef4cdf46513363c0c6b845ec7263b016c702
Dec 14 04:12:14.057 INFO running `"docker" "start" "-a" "afb7465043b6b72b2f76e067fda9ef4cdf46513363c0c6b845ec7263b016c702"`
Dec 14 04:12:14.483 INFO [stderr] usermod: no changes
Dec 14 04:12:14.509 INFO [stderr]    Compiling krum v0.1.0 (/source)
Dec 14 04:12:14.912 INFO [stderr] warning: unreachable expression
Dec 14 04:12:14.912 INFO [stderr]   --> src/parser.rs:44:9
Dec 14 04:12:14.912 INFO [stderr]    |
Dec 14 04:12:14.912 INFO [stderr] 44 |         return exp
Dec 14 04:12:14.912 INFO [stderr]    |         ^^^^^^^^^^
Dec 14 04:12:14.912 INFO [stderr]    |
Dec 14 04:12:14.912 INFO [stderr]    = note: #[warn(unreachable_code)] on by default
Dec 14 04:12:14.912 INFO [stderr] 
Dec 14 04:12:14.912 INFO [stderr] warning: unused variable: `exp`
Dec 14 04:12:14.912 INFO [stderr]   --> src/parser.rs:29:17
Dec 14 04:12:14.912 INFO [stderr]    |
Dec 14 04:12:14.912 INFO [stderr] 29 |         let mut exp = match self.get_cur_tok() {
Dec 14 04:12:14.912 INFO [stderr]    |                 ^^^ help: consider using `_exp` instead
Dec 14 04:12:14.912 INFO [stderr]    |
Dec 14 04:12:14.912 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 14 04:12:14.912 INFO [stderr] 
Dec 14 04:12:14.930 INFO [stderr] warning: variable does not need to be mutable
Dec 14 04:12:14.930 INFO [stderr]   --> src/parser.rs:29:13
Dec 14 04:12:14.930 INFO [stderr]    |
Dec 14 04:12:14.930 INFO [stderr] 29 |         let mut exp = match self.get_cur_tok() {
Dec 14 04:12:14.930 INFO [stderr]    |             ----^^^
Dec 14 04:12:14.930 INFO [stderr]    |             |
Dec 14 04:12:14.930 INFO [stderr]    |             help: remove this `mut`
Dec 14 04:12:14.930 INFO [stderr]    |
Dec 14 04:12:14.930 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 14 04:12:14.930 INFO [stderr] 
Dec 14 04:12:14.930 INFO [stderr] warning: field is never used: `cur_tok_line`
Dec 14 04:12:14.930 INFO [stderr]  --> src/lexer.rs:5:5
Dec 14 04:12:14.930 INFO [stderr]   |
Dec 14 04:12:14.930 INFO [stderr] 5 |     cur_tok_line : usize,
Dec 14 04:12:14.930 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 14 04:12:14.930 INFO [stderr]   |
Dec 14 04:12:14.930 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 14 04:12:14.930 INFO [stderr] 
Dec 14 04:12:14.930 INFO [stderr] warning: field is never used: `cur_tok_col`
Dec 14 04:12:14.931 INFO [stderr]  --> src/lexer.rs:6:5
Dec 14 04:12:14.931 INFO [stderr]   |
Dec 14 04:12:14.931 INFO [stderr] 6 |     cur_tok_col : usize,
Dec 14 04:12:14.931 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 14 04:12:14.931 INFO [stderr] 
Dec 14 04:12:14.931 INFO [stderr] warning: field is never used: `src_len`
Dec 14 04:12:14.931 INFO [stderr]  --> src/lexer.rs:8:5
Dec 14 04:12:14.931 INFO [stderr]   |
Dec 14 04:12:14.931 INFO [stderr] 8 |     src_len : usize,
Dec 14 04:12:14.931 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 14 04:12:14.931 INFO [stderr] 
Dec 14 04:12:14.931 INFO [stderr] warning: field is never used: `expression`
Dec 14 04:12:14.931 INFO [stderr]   --> src/ast.rs:41:5
Dec 14 04:12:14.931 INFO [stderr]    |
Dec 14 04:12:14.931 INFO [stderr] 41 |     expression : Expression
Dec 14 04:12:14.931 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:12:14.931 INFO [stderr] 
Dec 14 04:12:14.931 INFO [stderr] warning: field is never used: `cur_tok`
Dec 14 04:12:14.931 INFO [stderr]  --> src/parser.rs:7:5
Dec 14 04:12:14.931 INFO [stderr]   |
Dec 14 04:12:14.931 INFO [stderr] 7 |     cur_tok : Token,
Dec 14 04:12:14.931 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 14 04:12:14.931 INFO [stderr] 
Dec 14 04:12:14.931 INFO [stderr] warning: method is never used: `parse_program`
Dec 14 04:12:14.931 INFO [stderr]   --> src/parser.rs:47:5
Dec 14 04:12:14.931 INFO [stderr]    |
Dec 14 04:12:14.931 INFO [stderr] 47 |     fn parse_program(&mut self) {
Dec 14 04:12:14.931 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:12:14.931 INFO [stderr] 
Dec 14 04:12:14.931 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 04:12:14.931 INFO [stderr]  --> src/main.rs:1:12
Dec 14 04:12:14.931 INFO [stderr]   |
Dec 14 04:12:14.931 INFO [stderr] 1 | #![feature(match_default_bindings)]
Dec 14 04:12:14.931 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:12:14.931 INFO [stderr]   |
Dec 14 04:12:14.931 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 14 04:12:14.931 INFO [stderr] 
Dec 14 04:12:15.086 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
Dec 14 04:12:15.087 INFO [stderr] su: No module specific data is present
Dec 14 04:12:15.388 INFO running `"docker" "inspect" "afb7465043b6b72b2f76e067fda9ef4cdf46513363c0c6b845ec7263b016c702"`
Dec 14 04:12:15.459 INFO running `"docker" "rm" "-f" "afb7465043b6b72b2f76e067fda9ef4cdf46513363c0c6b845ec7263b016c702"`
Dec 14 04:12:15.549 INFO [stdout] afb7465043b6b72b2f76e067fda9ef4cdf46513363c0c6b845ec7263b016c702
Dec 14 04:12:15.551 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 04:12:15.752 INFO [stdout] b176095685eb946907bf0d4677558aede62b5efeebebb4d98c2298b81b0d6374
Dec 14 04:12:15.754 INFO running `"docker" "start" "-a" "b176095685eb946907bf0d4677558aede62b5efeebebb4d98c2298b81b0d6374"`
Dec 14 04:12:16.715 INFO [stderr] usermod: no changes
Dec 14 04:12:16.763 INFO [stderr]    Compiling krum v0.1.0 (/source)
Dec 14 04:12:17.451 INFO [stderr] warning: unreachable expression
Dec 14 04:12:17.451 INFO [stderr]   --> src/parser.rs:44:9
Dec 14 04:12:17.451 INFO [stderr]    |
Dec 14 04:12:17.451 INFO [stderr] 44 |         return exp
Dec 14 04:12:17.451 INFO [stderr]    |         ^^^^^^^^^^
Dec 14 04:12:17.451 INFO [stderr]    |
Dec 14 04:12:17.451 INFO [stderr]    = note: #[warn(unreachable_code)] on by default
Dec 14 04:12:17.451 INFO [stderr] 
Dec 14 04:12:17.476 INFO [stderr] warning: unused variable: `exp`
Dec 14 04:12:17.476 INFO [stderr]   --> src/parser.rs:29:17
Dec 14 04:12:17.476 INFO [stderr]    |
Dec 14 04:12:17.476 INFO [stderr] 29 |         let mut exp = match self.get_cur_tok() {
Dec 14 04:12:17.476 INFO [stderr]    |                 ^^^ help: consider using `_exp` instead
Dec 14 04:12:17.476 INFO [stderr]    |
Dec 14 04:12:17.476 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 14 04:12:17.476 INFO [stderr] 
Dec 14 04:12:17.531 INFO [stderr] warning: variable does not need to be mutable
Dec 14 04:12:17.531 INFO [stderr]   --> src/parser.rs:29:13
Dec 14 04:12:17.531 INFO [stderr]    |
Dec 14 04:12:17.531 INFO [stderr] 29 |         let mut exp = match self.get_cur_tok() {
Dec 14 04:12:17.531 INFO [stderr]    |             ----^^^
Dec 14 04:12:17.531 INFO [stderr]    |             |
Dec 14 04:12:17.531 INFO [stderr]    |             help: remove this `mut`
Dec 14 04:12:17.531 INFO [stderr]    |
Dec 14 04:12:17.531 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 14 04:12:17.531 INFO [stderr] 
Dec 14 04:12:17.531 INFO [stderr] warning: field is never used: `cur_tok_line`
Dec 14 04:12:17.531 INFO [stderr]  --> src/lexer.rs:5:5
Dec 14 04:12:17.531 INFO [stderr]   |
Dec 14 04:12:17.531 INFO [stderr] 5 |     cur_tok_line : usize,
Dec 14 04:12:17.531 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 14 04:12:17.531 INFO [stderr]   |
Dec 14 04:12:17.531 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 14 04:12:17.531 INFO [stderr] 
Dec 14 04:12:17.531 INFO [stderr] warning: field is never used: `cur_tok_col`
Dec 14 04:12:17.531 INFO [stderr]  --> src/lexer.rs:6:5
Dec 14 04:12:17.531 INFO [stderr]   |
Dec 14 04:12:17.531 INFO [stderr] 6 |     cur_tok_col : usize,
Dec 14 04:12:17.531 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 14 04:12:17.531 INFO [stderr] 
Dec 14 04:12:17.531 INFO [stderr] warning: field is never used: `src_len`
Dec 14 04:12:17.531 INFO [stderr]  --> src/lexer.rs:8:5
Dec 14 04:12:17.531 INFO [stderr]   |
Dec 14 04:12:17.531 INFO [stderr] 8 |     src_len : usize,
Dec 14 04:12:17.531 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 14 04:12:17.531 INFO [stderr] 
Dec 14 04:12:17.531 INFO [stderr] warning: field is never used: `expression`
Dec 14 04:12:17.531 INFO [stderr]   --> src/ast.rs:41:5
Dec 14 04:12:17.531 INFO [stderr]    |
Dec 14 04:12:17.531 INFO [stderr] 41 |     expression : Expression
Dec 14 04:12:17.531 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:12:17.531 INFO [stderr] 
Dec 14 04:12:17.531 INFO [stderr] warning: field is never used: `cur_tok`
Dec 14 04:12:17.531 INFO [stderr]  --> src/parser.rs:7:5
Dec 14 04:12:17.531 INFO [stderr]   |
Dec 14 04:12:17.531 INFO [stderr] 7 |     cur_tok : Token,
Dec 14 04:12:17.531 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 14 04:12:17.531 INFO [stderr] 
Dec 14 04:12:17.531 INFO [stderr] warning: method is never used: `parse_program`
Dec 14 04:12:17.531 INFO [stderr]   --> src/parser.rs:47:5
Dec 14 04:12:17.531 INFO [stderr]    |
Dec 14 04:12:17.531 INFO [stderr] 47 |     fn parse_program(&mut self) {
Dec 14 04:12:17.531 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:12:17.531 INFO [stderr] 
Dec 14 04:12:17.531 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 04:12:17.531 INFO [stderr]  --> src/main.rs:1:12
Dec 14 04:12:17.531 INFO [stderr]   |
Dec 14 04:12:17.532 INFO [stderr] 1 | #![feature(match_default_bindings)]
Dec 14 04:12:17.532 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:12:17.532 INFO [stderr]   |
Dec 14 04:12:17.532 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 14 04:12:17.532 INFO [stderr] 
Dec 14 04:12:18.233 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.48s
Dec 14 04:12:18.233 INFO [stderr] su: No module specific data is present
Dec 14 04:12:18.793 INFO running `"docker" "inspect" "b176095685eb946907bf0d4677558aede62b5efeebebb4d98c2298b81b0d6374"`
Dec 14 04:12:19.021 INFO running `"docker" "rm" "-f" "b176095685eb946907bf0d4677558aede62b5efeebebb4d98c2298b81b0d6374"`
Dec 14 04:12:19.108 INFO [stdout] b176095685eb946907bf0d4677558aede62b5efeebebb4d98c2298b81b0d6374
Dec 14 04:12:19.110 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 04:12:19.289 INFO [stdout] 004cb4ce9a47c90353b04540aedee2abb07073907a4ce28beafa30dab39145fb
Dec 14 04:12:19.296 INFO running `"docker" "start" "-a" "004cb4ce9a47c90353b04540aedee2abb07073907a4ce28beafa30dab39145fb"`
Dec 14 04:12:19.724 INFO [stderr] usermod: no changes
Dec 14 04:12:19.755 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 14 04:12:19.755 INFO [stdout] 
Dec 14 04:12:19.755 INFO [stderr]      Running /target/debug/deps/krum-e91eab21e87ac14f
Dec 14 04:12:19.756 INFO [stdout] running 13 tests
Dec 14 04:12:19.756 INFO [stdout] test lexer::test_token_read_bool_false ... ok
Dec 14 04:12:19.756 INFO [stdout] test lexer::test_token_read_bool_true ... ok
Dec 14 04:12:19.756 INFO [stdout] test lexer::test_token_read_empty_parens ... ok
Dec 14 04:12:19.756 INFO [stdout] test lexer::test_token_read_num_with_explicit_pos_sign ... ok
Dec 14 04:12:19.756 INFO [stdout] test lexer::test_token_read_symbol_len_1 ... ok
Dec 14 04:12:19.756 INFO [stdout] test lexer::test_token_read_num_with_explicit_neg_sign ... ok
Dec 14 04:12:19.756 INFO [stdout] test lexer::test_token_read_add_expression ... ok
Dec 14 04:12:19.756 INFO [stdout] test lexer::test_token_read_string ... ok
Dec 14 04:12:19.756 INFO [stdout] test parser::test_bool_expression ... ok
Dec 14 04:12:19.756 INFO [stdout] test parser::test_num_expression ... ok
Dec 14 04:12:19.756 INFO [stdout] test lexer::test_token_read_symbol_multiple_chars ... ok
Dec 14 04:12:19.756 INFO [stdout] test lexer::test_token_read_symbol_plus ... ok
Dec 14 04:12:19.756 INFO [stdout] test parser::test_string_expression ... ok
Dec 14 04:12:19.756 INFO [stdout] 
Dec 14 04:12:19.756 INFO [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 04:12:19.756 INFO [stdout] 
Dec 14 04:12:19.757 INFO [stderr] su: No module specific data is present
Dec 14 04:12:20.135 INFO running `"docker" "inspect" "004cb4ce9a47c90353b04540aedee2abb07073907a4ce28beafa30dab39145fb"`
Dec 14 04:12:20.465 INFO running `"docker" "rm" "-f" "004cb4ce9a47c90353b04540aedee2abb07073907a4ce28beafa30dab39145fb"`
Dec 14 04:12:20.681 INFO [stdout] 004cb4ce9a47c90353b04540aedee2abb07073907a4ce28beafa30dab39145fb