Nov 02 18:48:15.843 INFO checking abhijeetbhagat/krum against try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7 for pr-55517
Nov 02 18:48:15.844 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55517/worker-3/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55517/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/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 +dc8b02d6f1e93f212fc39844ea688b634b4a03c7-alt check --frozen --all --all-targets" "-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"`
Nov 02 18:48:16.220 INFO blam! d8632bfe1b03b91b4b52c09a04c497ea21190f20aa6b458a1d0a62d504575294
Nov 02 18:48:16.226 INFO running `"docker" "start" "-a" "d8632bfe1b03b91b4b52c09a04c497ea21190f20aa6b458a1d0a62d504575294"`
Nov 02 18:48:17.283 INFO kablam! usermod: no changes
Nov 02 18:48:17.358 INFO kablam!     Checking krum v0.1.0 (/source)
Nov 02 18:48:18.159 INFO kablam! warning: unreachable expression
Nov 02 18:48:18.160 INFO kablam!   --> src/parser.rs:44:9
Nov 02 18:48:18.160 INFO kablam!    |
Nov 02 18:48:18.160 INFO kablam! 44 |         return exp
Nov 02 18:48:18.160 INFO kablam!    |         ^^^^^^^^^^
Nov 02 18:48:18.160 INFO kablam!    |
Nov 02 18:48:18.160 INFO kablam!    = note: #[warn(unreachable_code)] on by default
Nov 02 18:48:18.160 INFO kablam! 
Nov 02 18:48:18.170 INFO kablam! warning: unused variable: `exp`
Nov 02 18:48:18.170 INFO kablam!   --> src/parser.rs:29:17
Nov 02 18:48:18.170 INFO kablam!    |
Nov 02 18:48:18.170 INFO kablam! 29 |         let mut exp = match self.get_cur_tok() {
Nov 02 18:48:18.170 INFO kablam!    |                 ^^^ help: consider using `_exp` instead
Nov 02 18:48:18.170 INFO kablam!    |
Nov 02 18:48:18.170 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 02 18:48:18.170 INFO kablam! 
Nov 02 18:48:18.196 INFO kablam! warning: variable does not need to be mutable
Nov 02 18:48:18.196 INFO kablam!   --> src/parser.rs:29:13
Nov 02 18:48:18.196 INFO kablam!    |
Nov 02 18:48:18.196 INFO kablam! 29 |         let mut exp = match self.get_cur_tok() {
Nov 02 18:48:18.196 INFO kablam!    |             ----^^^
Nov 02 18:48:18.196 INFO kablam!    |             |
Nov 02 18:48:18.196 INFO kablam!    |             help: remove this `mut`
Nov 02 18:48:18.196 INFO kablam!    |
Nov 02 18:48:18.196 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 02 18:48:18.196 INFO kablam! 
Nov 02 18:48:18.197 INFO kablam! warning: field is never used: `cur_tok_line`
Nov 02 18:48:18.197 INFO kablam!  --> src/lexer.rs:5:5
Nov 02 18:48:18.198 INFO kablam!   |
Nov 02 18:48:18.198 INFO kablam! 5 |     cur_tok_line : usize,
Nov 02 18:48:18.198 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^
Nov 02 18:48:18.199 INFO kablam!   |
Nov 02 18:48:18.199 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 02 18:48:18.199 INFO kablam! 
Nov 02 18:48:18.200 INFO kablam! warning: field is never used: `cur_tok_col`
Nov 02 18:48:18.200 INFO kablam!  --> src/lexer.rs:6:5
Nov 02 18:48:18.201 INFO kablam!   |
Nov 02 18:48:18.201 INFO kablam! 6 |     cur_tok_col : usize,
Nov 02 18:48:18.201 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Nov 02 18:48:18.201 INFO kablam! 
Nov 02 18:48:18.202 INFO kablam! warning: field is never used: `src_len`
Nov 02 18:48:18.202 INFO kablam!  --> src/lexer.rs:8:5
Nov 02 18:48:18.203 INFO kablam!   |
Nov 02 18:48:18.203 INFO kablam! 8 |     src_len : usize,
Nov 02 18:48:18.203 INFO kablam!   |     ^^^^^^^^^^^^^^^
Nov 02 18:48:18.203 INFO kablam! 
Nov 02 18:48:18.204 INFO kablam! warning: field is never used: `expression`
Nov 02 18:48:18.204 INFO kablam!   --> src/ast.rs:41:5
Nov 02 18:48:18.205 INFO kablam!    |
Nov 02 18:48:18.205 INFO kablam! 41 |     expression : Expression
Nov 02 18:48:18.205 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 18:48:18.206 INFO kablam! 
Nov 02 18:48:18.206 INFO kablam! warning: field is never used: `cur_tok`
Nov 02 18:48:18.206 INFO kablam!  --> src/parser.rs:7:5
Nov 02 18:48:18.207 INFO kablam!   |
Nov 02 18:48:18.207 INFO kablam! 7 |     cur_tok : Token,
Nov 02 18:48:18.207 INFO kablam!   |     ^^^^^^^^^^^^^^^
Nov 02 18:48:18.208 INFO kablam! 
Nov 02 18:48:18.208 INFO kablam! warning: method is never used: `parse_program`
Nov 02 18:48:18.208 INFO kablam!   --> src/parser.rs:47:5
Nov 02 18:48:18.209 INFO kablam!    |
Nov 02 18:48:18.209 INFO kablam! 47 |     fn parse_program(&mut self) {
Nov 02 18:48:18.209 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 18:48:18.210 INFO kablam! 
Nov 02 18:48:18.210 INFO kablam! warning: the feature `match_default_bindings` has been stable since 1.26.0 and no longer requires an attribute to enable
Nov 02 18:48:18.210 INFO kablam!  --> src/main.rs:1:12
Nov 02 18:48:18.211 INFO kablam!   |
Nov 02 18:48:18.211 INFO kablam! 1 | #![feature(match_default_bindings)]
Nov 02 18:48:18.211 INFO kablam!   |            ^^^^^^^^^^^^^^^^^^^^^^
Nov 02 18:48:18.212 INFO kablam!   |
Nov 02 18:48:18.212 INFO kablam!   = note: #[warn(stable_features)] on by default
Nov 02 18:48:18.212 INFO kablam! 
Nov 02 18:48:18.417 INFO kablam! warning: unreachable expression
Nov 02 18:48:18.417 INFO kablam!   --> src/parser.rs:44:9
Nov 02 18:48:18.418 INFO kablam!    |
Nov 02 18:48:18.418 INFO kablam! 44 |         return exp
Nov 02 18:48:18.418 INFO kablam!    |         ^^^^^^^^^^
Nov 02 18:48:18.419 INFO kablam!    |
Nov 02 18:48:18.419 INFO kablam!    = note: #[warn(unreachable_code)] on by default
Nov 02 18:48:18.419 INFO kablam! 
Nov 02 18:48:18.440 INFO kablam! warning: unused variable: `exp`
Nov 02 18:48:18.440 INFO kablam!   --> src/parser.rs:29:17
Nov 02 18:48:18.440 INFO kablam!    |
Nov 02 18:48:18.440 INFO kablam! 29 |         let mut exp = match self.get_cur_tok() {
Nov 02 18:48:18.440 INFO kablam!    |                 ^^^ help: consider using `_exp` instead
Nov 02 18:48:18.440 INFO kablam!    |
Nov 02 18:48:18.440 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 02 18:48:18.440 INFO kablam! 
Nov 02 18:48:18.492 INFO kablam! warning: variable does not need to be mutable
Nov 02 18:48:18.492 INFO kablam!   --> src/parser.rs:29:13
Nov 02 18:48:18.493 INFO kablam!    |
Nov 02 18:48:18.493 INFO kablam! 29 |         let mut exp = match self.get_cur_tok() {
Nov 02 18:48:18.493 INFO kablam!    |             ----^^^
Nov 02 18:48:18.493 INFO kablam!    |             |
Nov 02 18:48:18.493 INFO kablam!    |             help: remove this `mut`
Nov 02 18:48:18.493 INFO kablam!    |
Nov 02 18:48:18.493 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 02 18:48:18.493 INFO kablam! 
Nov 02 18:48:18.498 INFO kablam! warning: field is never used: `cur_tok_line`
Nov 02 18:48:18.498 INFO kablam!  --> src/lexer.rs:5:5
Nov 02 18:48:18.498 INFO kablam!   |
Nov 02 18:48:18.498 INFO kablam! 5 |     cur_tok_line : usize,
Nov 02 18:48:18.498 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^
Nov 02 18:48:18.498 INFO kablam!   |
Nov 02 18:48:18.498 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 02 18:48:18.499 INFO kablam! 
Nov 02 18:48:18.499 INFO kablam! warning: field is never used: `cur_tok_col`
Nov 02 18:48:18.499 INFO kablam!  --> src/lexer.rs:6:5
Nov 02 18:48:18.499 INFO kablam!   |
Nov 02 18:48:18.499 INFO kablam! 6 |     cur_tok_col : usize,
Nov 02 18:48:18.499 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Nov 02 18:48:18.499 INFO kablam! 
Nov 02 18:48:18.499 INFO kablam! warning: field is never used: `src_len`
Nov 02 18:48:18.499 INFO kablam!  --> src/lexer.rs:8:5
Nov 02 18:48:18.499 INFO kablam!   |
Nov 02 18:48:18.499 INFO kablam! 8 |     src_len : usize,
Nov 02 18:48:18.499 INFO kablam!   |     ^^^^^^^^^^^^^^^
Nov 02 18:48:18.499 INFO kablam! 
Nov 02 18:48:18.499 INFO kablam! warning: field is never used: `expression`
Nov 02 18:48:18.499 INFO kablam!   --> src/ast.rs:41:5
Nov 02 18:48:18.499 INFO kablam!    |
Nov 02 18:48:18.499 INFO kablam! 41 |     expression : Expression
Nov 02 18:48:18.500 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 18:48:18.500 INFO kablam! 
Nov 02 18:48:18.500 INFO kablam! warning: field is never used: `cur_tok`
Nov 02 18:48:18.500 INFO kablam!  --> src/parser.rs:7:5
Nov 02 18:48:18.500 INFO kablam!   |
Nov 02 18:48:18.500 INFO kablam! 7 |     cur_tok : Token,
Nov 02 18:48:18.500 INFO kablam!   |     ^^^^^^^^^^^^^^^
Nov 02 18:48:18.500 INFO kablam! 
Nov 02 18:48:18.500 INFO kablam! warning: method is never used: `parse_program`
Nov 02 18:48:18.500 INFO kablam!   --> src/parser.rs:47:5
Nov 02 18:48:18.500 INFO kablam!    |
Nov 02 18:48:18.500 INFO kablam! 47 |     fn parse_program(&mut self) {
Nov 02 18:48:18.500 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 18:48:18.500 INFO kablam! 
Nov 02 18:48:18.500 INFO kablam! warning: the feature `match_default_bindings` has been stable since 1.26.0 and no longer requires an attribute to enable
Nov 02 18:48:18.500 INFO kablam!  --> src/main.rs:1:12
Nov 02 18:48:18.500 INFO kablam!   |
Nov 02 18:48:18.500 INFO kablam! 1 | #![feature(match_default_bindings)]
Nov 02 18:48:18.500 INFO kablam!   |            ^^^^^^^^^^^^^^^^^^^^^^
Nov 02 18:48:18.500 INFO kablam!   |
Nov 02 18:48:18.500 INFO kablam!   = note: #[warn(stable_features)] on by default
Nov 02 18:48:18.500 INFO kablam! 
Nov 02 18:48:18.566 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.24s
Nov 02 18:48:18.568 INFO kablam! su: No module specific data is present
Nov 02 18:48:19.232 INFO running `"docker" "rm" "-f" "d8632bfe1b03b91b4b52c09a04c497ea21190f20aa6b458a1d0a62d504575294"`
Nov 02 18:48:19.530 INFO blam! d8632bfe1b03b91b4b52c09a04c497ea21190f20aa6b458a1d0a62d504575294