Sep 10 16:55:51.747 INFO checking hamlrs-0.3.0 against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090
Sep 10 16:55:51.747 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets
Sep 10 16:55:51.747 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-5/try#3a2610c2a16575649896925631bf8cec4f4b1961:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 16:55:51.909 INFO blam! 5084bea4a03cdc3edcf6668a1af7a3030d9d0ac1ae475a0fc74feae6498b39b3
Sep 10 16:55:51.911 INFO running `"docker" "start" "-a" "5084bea4a03cdc3edcf6668a1af7a3030d9d0ac1ae475a0fc74feae6498b39b3"`
Sep 10 16:55:52.577 INFO kablam! usermod: no changes
Sep 10 16:55:52.611 INFO kablam!     Checking clap v2.27.1
Sep 10 16:56:00.186 INFO kablam!     Checking hamlrs v0.3.0 (file:///source)
Sep 10 16:56:00.806 INFO kablam! warning: unused import: `Arena`
Sep 10 16:56:00.806 INFO kablam!  --> src/lib.rs:8:11
Sep 10 16:56:00.806 INFO kablam!   |
Sep 10 16:56:00.806 INFO kablam! 8 | use ast::{Arena, ToAst};
Sep 10 16:56:00.806 INFO kablam!   |           ^^^^^
Sep 10 16:56:00.806 INFO kablam!   |
Sep 10 16:56:00.806 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 10 16:56:00.806 INFO kablam! 
Sep 10 16:56:00.974 INFO kablam! warning: unused variable: `jump_back`
Sep 10 16:56:00.974 INFO kablam!   --> src/parser.rs:26:17
Sep 10 16:56:00.974 INFO kablam!    |
Sep 10 16:56:00.974 INFO kablam! 26 |         let mut jump_back = false;
Sep 10 16:56:00.974 INFO kablam!    |                 ^^^^^^^^^ help: consider using `_jump_back` instead
Sep 10 16:56:00.974 INFO kablam!    |
Sep 10 16:56:00.974 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 10 16:56:00.974 INFO kablam! 
Sep 10 16:56:00.974 INFO kablam! warning: value assigned to `token` is never read
Sep 10 16:56:00.974 INFO kablam!   --> src/parser.rs:72:17
Sep 10 16:56:00.974 INFO kablam!    |
Sep 10 16:56:00.974 INFO kablam! 72 |         let mut token: Option<&Token> = None;
Sep 10 16:56:00.974 INFO kablam!    |                 ^^^^^
Sep 10 16:56:00.974 INFO kablam!    |
Sep 10 16:56:00.974 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Sep 10 16:56:00.974 INFO kablam! 
Sep 10 16:56:00.974 INFO kablam! warning: value assigned to `class` is never read
Sep 10 16:56:00.974 INFO kablam!   --> src/parser.rs:87:33
Sep 10 16:56:00.974 INFO kablam!    |
Sep 10 16:56:00.974 INFO kablam! 87 |                         let mut class = String::new();
Sep 10 16:56:00.974 INFO kablam!    |                                 ^^^^^
Sep 10 16:56:00.974 INFO kablam! 
Sep 10 16:56:00.974 INFO kablam! warning: value assigned to `id` is never read
Sep 10 16:56:00.974 INFO kablam!    --> src/parser.rs:102:33
Sep 10 16:56:00.974 INFO kablam!     |
Sep 10 16:56:00.974 INFO kablam! 102 |                         let mut id = String::new();
Sep 10 16:56:00.974 INFO kablam!     |                                 ^^
Sep 10 16:56:00.974 INFO kablam! 
Sep 10 16:56:00.974 INFO kablam! warning: value assigned to `value` is never read
Sep 10 16:56:00.974 INFO kablam!   --> src/scanner.rs:68:25
Sep 10 16:56:00.974 INFO kablam!    |
Sep 10 16:56:00.974 INFO kablam! 68 |                 let mut value: Option<Token> = None;
Sep 10 16:56:00.974 INFO kablam!    |                         ^^^^^
Sep 10 16:56:00.974 INFO kablam! 
Sep 10 16:56:01.026 INFO kablam! warning: variable does not need to be mutable
Sep 10 16:56:01.026 INFO kablam!   --> src/parser.rs:26:13
Sep 10 16:56:01.026 INFO kablam!    |
Sep 10 16:56:01.026 INFO kablam! 26 |         let mut jump_back = false;
Sep 10 16:56:01.026 INFO kablam!    |             ----^^^^^^^^^
Sep 10 16:56:01.026 INFO kablam!    |             |
Sep 10 16:56:01.026 INFO kablam!    |             help: remove this `mut`
Sep 10 16:56:01.026 INFO kablam!    |
Sep 10 16:56:01.026 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 10 16:56:01.026 INFO kablam! 
Sep 10 16:56:01.050 INFO kablam! warning: method is never used: `size`
Sep 10 16:56:01.050 INFO kablam!   --> src/ast.rs:29:5
Sep 10 16:56:01.050 INFO kablam!    |
Sep 10 16:56:01.050 INFO kablam! 29 |     pub fn size(&self) -> usize {
Sep 10 16:56:01.050 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 16:56:01.050 INFO kablam!    |
Sep 10 16:56:01.050 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 10 16:56:01.050 INFO kablam! 
Sep 10 16:56:01.050 INFO kablam! warning: method is never used: `indent`
Sep 10 16:56:01.050 INFO kablam!    --> src/ast.rs:265:5
Sep 10 16:56:01.050 INFO kablam!     |
Sep 10 16:56:01.050 INFO kablam! 265 |     pub fn indent(&self) -> u32 {
Sep 10 16:56:01.050 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 16:56:01.050 INFO kablam! 
Sep 10 16:56:01.050 INFO kablam! warning: variant is never constructed: `DoubleQuote`
Sep 10 16:56:01.050 INFO kablam!  --> src/values.rs:6:5
Sep 10 16:56:01.050 INFO kablam!   |
Sep 10 16:56:01.050 INFO kablam! 6 |     DoubleQuote(),
Sep 10 16:56:01.050 INFO kablam!   |     ^^^^^^^^^^^^^
Sep 10 16:56:01.050 INFO kablam! 
Sep 10 16:56:01.262 INFO kablam! warning: unused import: `Arena`
Sep 10 16:56:01.262 INFO kablam!  --> src/lib.rs:8:11
Sep 10 16:56:01.262 INFO kablam!   |
Sep 10 16:56:01.262 INFO kablam! 8 | use ast::{Arena, ToAst};
Sep 10 16:56:01.263 INFO kablam!   |           ^^^^^
Sep 10 16:56:01.263 INFO kablam!   |
Sep 10 16:56:01.263 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 10 16:56:01.263 INFO kablam! 
Sep 10 16:56:02.642 INFO kablam! warning: unused import: `std::env`
Sep 10 16:56:02.642 INFO kablam!  --> src/bin/main.rs:5:5
Sep 10 16:56:02.642 INFO kablam!   |
Sep 10 16:56:02.642 INFO kablam! 5 | use std::env;
Sep 10 16:56:02.642 INFO kablam!   |     ^^^^^^^^
Sep 10 16:56:02.642 INFO kablam!   |
Sep 10 16:56:02.642 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 10 16:56:02.642 INFO kablam! 
Sep 10 16:56:02.888 INFO kablam! warning: unused variable: `jump_back`
Sep 10 16:56:02.888 INFO kablam!   --> src/parser.rs:26:17
Sep 10 16:56:02.888 INFO kablam!    |
Sep 10 16:56:02.888 INFO kablam! 26 |         let mut jump_back = false;
Sep 10 16:56:02.888 INFO kablam!    |                 ^^^^^^^^^ help: consider using `_jump_back` instead
Sep 10 16:56:02.888 INFO kablam!    |
Sep 10 16:56:02.888 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 10 16:56:02.888 INFO kablam! 
Sep 10 16:56:02.888 INFO kablam! warning: value assigned to `token` is never read
Sep 10 16:56:02.888 INFO kablam!   --> src/parser.rs:72:17
Sep 10 16:56:02.888 INFO kablam!    |
Sep 10 16:56:02.888 INFO kablam! 72 |         let mut token: Option<&Token> = None;
Sep 10 16:56:02.888 INFO kablam!    |                 ^^^^^
Sep 10 16:56:02.888 INFO kablam!    |
Sep 10 16:56:02.888 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Sep 10 16:56:02.888 INFO kablam! 
Sep 10 16:56:02.888 INFO kablam! warning: value assigned to `class` is never read
Sep 10 16:56:02.888 INFO kablam!   --> src/parser.rs:87:33
Sep 10 16:56:02.888 INFO kablam!    |
Sep 10 16:56:02.888 INFO kablam! 87 |                         let mut class = String::new();
Sep 10 16:56:02.888 INFO kablam!    |                                 ^^^^^
Sep 10 16:56:02.888 INFO kablam! 
Sep 10 16:56:02.888 INFO kablam! warning: value assigned to `id` is never read
Sep 10 16:56:02.888 INFO kablam!    --> src/parser.rs:102:33
Sep 10 16:56:02.888 INFO kablam!     |
Sep 10 16:56:02.888 INFO kablam! 102 |                         let mut id = String::new();
Sep 10 16:56:02.888 INFO kablam!     |                                 ^^
Sep 10 16:56:02.888 INFO kablam! 
Sep 10 16:56:02.888 INFO kablam! warning: value assigned to `value` is never read
Sep 10 16:56:02.888 INFO kablam!   --> src/scanner.rs:68:25
Sep 10 16:56:02.888 INFO kablam!    |
Sep 10 16:56:02.889 INFO kablam! 68 |                 let mut value: Option<Token> = None;
Sep 10 16:56:02.889 INFO kablam!    |                         ^^^^^
Sep 10 16:56:02.889 INFO kablam! 
Sep 10 16:56:02.946 INFO kablam! warning: variable does not need to be mutable
Sep 10 16:56:02.946 INFO kablam!   --> src/parser.rs:26:13
Sep 10 16:56:02.946 INFO kablam!    |
Sep 10 16:56:02.946 INFO kablam! 26 |         let mut jump_back = false;
Sep 10 16:56:02.946 INFO kablam!    |             ----^^^^^^^^^
Sep 10 16:56:02.946 INFO kablam!    |             |
Sep 10 16:56:02.946 INFO kablam!    |             help: remove this `mut`
Sep 10 16:56:02.946 INFO kablam!    |
Sep 10 16:56:02.946 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 10 16:56:02.946 INFO kablam! 
Sep 10 16:56:03.076 INFO kablam! warning: unused import: `std::env`
Sep 10 16:56:03.076 INFO kablam!  --> src/bin/main.rs:5:5
Sep 10 16:56:03.076 INFO kablam!   |
Sep 10 16:56:03.076 INFO kablam! 5 | use std::env;
Sep 10 16:56:03.076 INFO kablam!   |     ^^^^^^^^
Sep 10 16:56:03.076 INFO kablam!   |
Sep 10 16:56:03.076 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 10 16:56:03.076 INFO kablam! 
Sep 10 16:56:03.110 INFO kablam! warning: method is never used: `size`
Sep 10 16:56:03.110 INFO kablam!   --> src/ast.rs:29:5
Sep 10 16:56:03.110 INFO kablam!    |
Sep 10 16:56:03.110 INFO kablam! 29 |     pub fn size(&self) -> usize {
Sep 10 16:56:03.110 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 16:56:03.110 INFO kablam!    |
Sep 10 16:56:03.110 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 10 16:56:03.110 INFO kablam! 
Sep 10 16:56:03.110 INFO kablam! warning: method is never used: `indent`
Sep 10 16:56:03.110 INFO kablam!    --> src/ast.rs:265:5
Sep 10 16:56:03.110 INFO kablam!     |
Sep 10 16:56:03.110 INFO kablam! 265 |     pub fn indent(&self) -> u32 {
Sep 10 16:56:03.110 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 16:56:03.110 INFO kablam! 
Sep 10 16:56:03.110 INFO kablam! warning: variant is never constructed: `DoubleQuote`
Sep 10 16:56:03.110 INFO kablam!  --> src/values.rs:6:5
Sep 10 16:56:03.110 INFO kablam!   |
Sep 10 16:56:03.110 INFO kablam! 6 |     DoubleQuote(),
Sep 10 16:56:03.110 INFO kablam!   |     ^^^^^^^^^^^^^
Sep 10 16:56:03.110 INFO kablam! 
Sep 10 16:56:03.278 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 10.68s
Sep 10 16:56:03.282 INFO kablam! su: No module specific data is present
Sep 10 16:56:04.412 INFO running `"docker" "rm" "-f" "5084bea4a03cdc3edcf6668a1af7a3030d9d0ac1ae475a0fc74feae6498b39b3"`
Sep 10 16:56:04.522 INFO blam! 5084bea4a03cdc3edcf6668a1af7a3030d9d0ac1ae475a0fc74feae6498b39b3