Oct 13 01:48:08.959 INFO checking abhijeetbhagat/krum against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 13 01:48:08.961 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-2/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-2/pr-54977/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/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 +5af0bb83044c3fb43d59ad5f49ee5ae1a293901f-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"`
Oct 13 01:48:09.552 INFO blam! fb27a160c926648337c18ee9489730805eadb1e5f696591808fa4e9daa0f81b9
Oct 13 01:48:09.554 INFO running `"docker" "start" "-a" "fb27a160c926648337c18ee9489730805eadb1e5f696591808fa4e9daa0f81b9"`
Oct 13 01:48:11.756 INFO kablam! usermod: no changes
Oct 13 01:48:11.816 INFO kablam!     Checking krum v0.1.0 (/source)
Oct 13 01:48:12.756 INFO kablam! warning: unreachable expression
Oct 13 01:48:12.776 INFO kablam!   --> src/parser.rs:44:9
Oct 13 01:48:12.776 INFO kablam!    |
Oct 13 01:48:12.776 INFO kablam! 44 |         return exp
Oct 13 01:48:12.776 INFO kablam!    |         ^^^^^^^^^^
Oct 13 01:48:12.776 INFO kablam!    |
Oct 13 01:48:12.776 INFO kablam!    = note: #[warn(unreachable_code)] on by default
Oct 13 01:48:12.776 INFO kablam! 
Oct 13 01:48:12.800 INFO kablam! warning: unreachable expression
Oct 13 01:48:12.800 INFO kablam!   --> src/parser.rs:44:9
Oct 13 01:48:12.800 INFO kablam!    |
Oct 13 01:48:12.800 INFO kablam! 44 |         return exp
Oct 13 01:48:12.800 INFO kablam!    |         ^^^^^^^^^^
Oct 13 01:48:12.800 INFO kablam!    |
Oct 13 01:48:12.800 INFO kablam!    = note: #[warn(unreachable_code)] on by default
Oct 13 01:48:12.800 INFO kablam! 
Oct 13 01:48:12.808 INFO kablam! warning: unused variable: `exp`
Oct 13 01:48:12.808 INFO kablam!   --> src/parser.rs:29:17
Oct 13 01:48:12.808 INFO kablam!    |
Oct 13 01:48:12.808 INFO kablam! 29 |         let mut exp = match self.get_cur_tok() {
Oct 13 01:48:12.808 INFO kablam!    |                 ^^^ help: consider using `_exp` instead
Oct 13 01:48:12.808 INFO kablam!    |
Oct 13 01:48:12.808 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 13 01:48:12.808 INFO kablam! 
Oct 13 01:48:12.808 INFO kablam! warning: unused variable: `exp`
Oct 13 01:48:12.808 INFO kablam!   --> src/parser.rs:29:17
Oct 13 01:48:12.808 INFO kablam!    |
Oct 13 01:48:12.808 INFO kablam! 29 |         let mut exp = match self.get_cur_tok() {
Oct 13 01:48:12.808 INFO kablam!    |                 ^^^ help: consider using `_exp` instead
Oct 13 01:48:12.808 INFO kablam!    |
Oct 13 01:48:12.808 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 13 01:48:12.808 INFO kablam! 
Oct 13 01:48:12.856 INFO kablam! warning: variable does not need to be mutable
Oct 13 01:48:12.856 INFO kablam!   --> src/parser.rs:29:13
Oct 13 01:48:12.856 INFO kablam!    |
Oct 13 01:48:12.856 INFO kablam! 29 |         let mut exp = match self.get_cur_tok() {
Oct 13 01:48:12.856 INFO kablam!    |             ----^^^
Oct 13 01:48:12.856 INFO kablam!    |             |
Oct 13 01:48:12.856 INFO kablam!    |             help: remove this `mut`
Oct 13 01:48:12.856 INFO kablam!    |
Oct 13 01:48:12.856 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 13 01:48:12.856 INFO kablam! 
Oct 13 01:48:12.856 INFO kablam! warning: field is never used: `cur_tok_line`
Oct 13 01:48:12.856 INFO kablam!  --> src/lexer.rs:5:5
Oct 13 01:48:12.856 INFO kablam!   |
Oct 13 01:48:12.856 INFO kablam! 5 |     cur_tok_line : usize,
Oct 13 01:48:12.856 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^
Oct 13 01:48:12.856 INFO kablam!   |
Oct 13 01:48:12.856 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 13 01:48:12.856 INFO kablam! 
Oct 13 01:48:12.856 INFO kablam! warning: field is never used: `cur_tok_col`
Oct 13 01:48:12.856 INFO kablam!  --> src/lexer.rs:6:5
Oct 13 01:48:12.856 INFO kablam!   |
Oct 13 01:48:12.856 INFO kablam! 6 |     cur_tok_col : usize,
Oct 13 01:48:12.856 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Oct 13 01:48:12.856 INFO kablam! 
Oct 13 01:48:12.856 INFO kablam! warning: field is never used: `src_len`
Oct 13 01:48:12.856 INFO kablam!  --> src/lexer.rs:8:5
Oct 13 01:48:12.856 INFO kablam!   |
Oct 13 01:48:12.856 INFO kablam! 8 |     src_len : usize,
Oct 13 01:48:12.856 INFO kablam!   |     ^^^^^^^^^^^^^^^
Oct 13 01:48:12.856 INFO kablam! 
Oct 13 01:48:12.856 INFO kablam! warning: field is never used: `expression`
Oct 13 01:48:12.856 INFO kablam!   --> src/ast.rs:41:5
Oct 13 01:48:12.856 INFO kablam!    |
Oct 13 01:48:12.856 INFO kablam! 41 |     expression : Expression
Oct 13 01:48:12.856 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 01:48:12.856 INFO kablam! 
Oct 13 01:48:12.856 INFO kablam! warning: field is never used: `cur_tok`
Oct 13 01:48:12.856 INFO kablam!  --> src/parser.rs:7:5
Oct 13 01:48:12.856 INFO kablam!   |
Oct 13 01:48:12.856 INFO kablam! 7 |     cur_tok : Token,
Oct 13 01:48:12.856 INFO kablam!   |     ^^^^^^^^^^^^^^^
Oct 13 01:48:12.856 INFO kablam! 
Oct 13 01:48:12.856 INFO kablam! warning: method is never used: `parse_program`
Oct 13 01:48:12.856 INFO kablam!   --> src/parser.rs:47:5
Oct 13 01:48:12.856 INFO kablam!    |
Oct 13 01:48:12.856 INFO kablam! 47 |     fn parse_program(&mut self) {
Oct 13 01:48:12.857 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 01:48:12.857 INFO kablam! 
Oct 13 01:48:12.857 INFO kablam! warning: the feature `match_default_bindings` has been stable since 1.26.0 and no longer requires an attribute to enable
Oct 13 01:48:12.857 INFO kablam!  --> src/main.rs:1:12
Oct 13 01:48:12.857 INFO kablam!   |
Oct 13 01:48:12.857 INFO kablam! 1 | #![feature(match_default_bindings)]
Oct 13 01:48:12.857 INFO kablam!   |            ^^^^^^^^^^^^^^^^^^^^^^
Oct 13 01:48:12.857 INFO kablam!   |
Oct 13 01:48:12.857 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 13 01:48:12.857 INFO kablam! 
Oct 13 01:48:12.947 INFO kablam! warning: variable does not need to be mutable
Oct 13 01:48:12.947 INFO kablam!   --> src/parser.rs:29:13
Oct 13 01:48:12.947 INFO kablam!    |
Oct 13 01:48:12.947 INFO kablam! 29 |         let mut exp = match self.get_cur_tok() {
Oct 13 01:48:12.948 INFO kablam!    |             ----^^^
Oct 13 01:48:12.948 INFO kablam!    |             |
Oct 13 01:48:12.948 INFO kablam!    |             help: remove this `mut`
Oct 13 01:48:12.949 INFO kablam!    |
Oct 13 01:48:12.949 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 13 01:48:12.949 INFO kablam! 
Oct 13 01:48:12.952 INFO kablam! warning: field is never used: `cur_tok_line`
Oct 13 01:48:12.952 INFO kablam!  --> src/lexer.rs:5:5
Oct 13 01:48:12.952 INFO kablam!   |
Oct 13 01:48:12.953 INFO kablam! 5 |     cur_tok_line : usize,
Oct 13 01:48:12.953 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^
Oct 13 01:48:12.953 INFO kablam!   |
Oct 13 01:48:12.954 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 13 01:48:12.954 INFO kablam! 
Oct 13 01:48:12.954 INFO kablam! warning: field is never used: `cur_tok_col`
Oct 13 01:48:12.954 INFO kablam!  --> src/lexer.rs:6:5
Oct 13 01:48:12.955 INFO kablam!   |
Oct 13 01:48:12.955 INFO kablam! 6 |     cur_tok_col : usize,
Oct 13 01:48:12.955 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Oct 13 01:48:12.956 INFO kablam! 
Oct 13 01:48:12.956 INFO kablam! warning: field is never used: `src_len`
Oct 13 01:48:12.956 INFO kablam!  --> src/lexer.rs:8:5
Oct 13 01:48:12.957 INFO kablam!   |
Oct 13 01:48:12.957 INFO kablam! 8 |     src_len : usize,
Oct 13 01:48:12.957 INFO kablam!   |     ^^^^^^^^^^^^^^^
Oct 13 01:48:12.958 INFO kablam! 
Oct 13 01:48:12.958 INFO kablam! warning: field is never used: `expression`
Oct 13 01:48:12.958 INFO kablam!   --> src/ast.rs:41:5
Oct 13 01:48:12.958 INFO kablam!    |
Oct 13 01:48:12.959 INFO kablam! 41 |     expression : Expression
Oct 13 01:48:12.959 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 01:48:12.959 INFO kablam! 
Oct 13 01:48:12.960 INFO kablam! warning: field is never used: `cur_tok`
Oct 13 01:48:12.960 INFO kablam!  --> src/parser.rs:7:5
Oct 13 01:48:12.960 INFO kablam!   |
Oct 13 01:48:12.961 INFO kablam! 7 |     cur_tok : Token,
Oct 13 01:48:12.961 INFO kablam!   |     ^^^^^^^^^^^^^^^
Oct 13 01:48:12.961 INFO kablam! 
Oct 13 01:48:12.961 INFO kablam! warning: method is never used: `parse_program`
Oct 13 01:48:12.962 INFO kablam!   --> src/parser.rs:47:5
Oct 13 01:48:12.962 INFO kablam!    |
Oct 13 01:48:12.962 INFO kablam! 47 |     fn parse_program(&mut self) {
Oct 13 01:48:12.963 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 01:48:12.963 INFO kablam! 
Oct 13 01:48:12.963 INFO kablam! warning: the feature `match_default_bindings` has been stable since 1.26.0 and no longer requires an attribute to enable
Oct 13 01:48:12.968 INFO kablam!  --> src/main.rs:1:12
Oct 13 01:48:12.969 INFO kablam!   |
Oct 13 01:48:12.969 INFO kablam! 1 | #![feature(match_default_bindings)]
Oct 13 01:48:12.969 INFO kablam!   |            ^^^^^^^^^^^^^^^^^^^^^^
Oct 13 01:48:12.970 INFO kablam!   |
Oct 13 01:48:12.970 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 13 01:48:12.970 INFO kablam! 
Oct 13 01:48:13.028 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
Oct 13 01:48:13.029 INFO kablam! su: No module specific data is present
Oct 13 01:48:14.022 INFO running `"docker" "rm" "-f" "fb27a160c926648337c18ee9489730805eadb1e5f696591808fa4e9daa0f81b9"`
Oct 13 01:48:14.220 INFO blam! fb27a160c926648337c18ee9489730805eadb1e5f696591808fa4e9daa0f81b9