Nov 06 15:39:18.473 INFO checking raphlinus/ghilbert against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a for pr-55687
Nov 06 15:39:18.473 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-6/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/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 +24e66c28980442a48d9458f1a4f9b76cc722dc8a-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 06 15:39:18.952 INFO blam! f0450061b00aecc68b5f0fdebf919929df256dcbaf1a104f850555c16f7cb493
Nov 06 15:39:18.961 INFO running `"docker" "start" "-a" "f0450061b00aecc68b5f0fdebf919929df256dcbaf1a104f850555c16f7cb493"`
Nov 06 15:39:20.144 INFO kablam! usermod: no changes
Nov 06 15:39:20.234 INFO kablam!     Checking itoa v0.3.3
Nov 06 15:39:20.244 INFO kablam!     Checking union-find v0.3.1
Nov 06 15:39:20.641 INFO kablam!     Checking serde_json v1.0.2
Nov 06 15:39:22.789 INFO kablam!     Checking ghilbert v0.1.0 (/source)
Nov 06 15:39:23.105 INFO kablam! warning: doc comment not used by rustdoc
Nov 06 15:39:23.105 INFO kablam!    --> src/unify.rs:471:9
Nov 06 15:39:23.105 INFO kablam!     |
Nov 06 15:39:23.105 INFO kablam! 471 |         /// Maps node of bound var to set of term var nodes it can appear free in.
Nov 06 15:39:23.105 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 15:39:23.105 INFO kablam!     |
Nov 06 15:39:23.105 INFO kablam!     = note: #[warn(unused_doc_comments)] on by default
Nov 06 15:39:23.105 INFO kablam! 
Nov 06 15:39:23.172 INFO kablam! warning: doc comment not used by rustdoc
Nov 06 15:39:23.172 INFO kablam!    --> src/unify.rs:471:9
Nov 06 15:39:23.172 INFO kablam!     |
Nov 06 15:39:23.172 INFO kablam! 471 |         /// Maps node of bound var to set of term var nodes it can appear free in.
Nov 06 15:39:23.172 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 15:39:23.172 INFO kablam!     |
Nov 06 15:39:23.172 INFO kablam!     = note: #[warn(unused_doc_comments)] on by default
Nov 06 15:39:23.172 INFO kablam! 
Nov 06 15:39:23.684 INFO kablam! warning: unused variable: `writer`
Nov 06 15:39:23.684 INFO kablam!    --> src/htmlout.rs:128:39
Nov 06 15:39:23.684 INFO kablam!     |
Nov 06 15:39:23.684 INFO kablam! 128 |     pub fn write<W: Write>(&mut self, writer: &mut W, parser: &Parser) -> io::Result<()> {
Nov 06 15:39:23.684 INFO kablam!     |                                       ^^^^^^ help: consider using `_writer` instead
Nov 06 15:39:23.684 INFO kablam!     |
Nov 06 15:39:23.684 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 06 15:39:23.684 INFO kablam! 
Nov 06 15:39:23.684 INFO kablam! warning: unused variable: `line`
Nov 06 15:39:23.684 INFO kablam!    --> src/htmlout.rs:371:30
Nov 06 15:39:23.684 INFO kablam!     |
Nov 06 15:39:23.684 INFO kablam! 371 |     fn start_line(&mut self, line: &ParseNode) {
Nov 06 15:39:23.684 INFO kablam!     |                              ^^^^ help: consider using `_line` instead
Nov 06 15:39:23.684 INFO kablam! 
Nov 06 15:39:23.753 INFO kablam! warning: variable does not need to be mutable
Nov 06 15:39:23.753 INFO kablam!    --> src/lexer.rs:132:13
Nov 06 15:39:23.753 INFO kablam!     |
Nov 06 15:39:23.753 INFO kablam! 132 |         let mut node = self.root.traverse(s.chars());
Nov 06 15:39:23.753 INFO kablam!     |             ----^^^^
Nov 06 15:39:23.753 INFO kablam!     |             |
Nov 06 15:39:23.753 INFO kablam!     |             help: remove this `mut`
Nov 06 15:39:23.753 INFO kablam!     |
Nov 06 15:39:23.753 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 06 15:39:23.753 INFO kablam! 
Nov 06 15:39:23.778 INFO kablam! warning: unused variable: `writer`
Nov 06 15:39:23.778 INFO kablam!    --> src/htmlout.rs:128:39
Nov 06 15:39:23.778 INFO kablam!     |
Nov 06 15:39:23.778 INFO kablam! 128 |     pub fn write<W: Write>(&mut self, writer: &mut W, parser: &Parser) -> io::Result<()> {
Nov 06 15:39:23.778 INFO kablam!     |                                       ^^^^^^ help: consider using `_writer` instead
Nov 06 15:39:23.778 INFO kablam!     |
Nov 06 15:39:23.778 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 06 15:39:23.778 INFO kablam! 
Nov 06 15:39:23.778 INFO kablam! warning: unused variable: `line`
Nov 06 15:39:23.778 INFO kablam!    --> src/htmlout.rs:371:30
Nov 06 15:39:23.778 INFO kablam!     |
Nov 06 15:39:23.778 INFO kablam! 371 |     fn start_line(&mut self, line: &ParseNode) {
Nov 06 15:39:23.778 INFO kablam!     |                              ^^^^ help: consider using `_line` instead
Nov 06 15:39:23.778 INFO kablam! 
Nov 06 15:39:23.872 INFO kablam! warning: variable does not need to be mutable
Nov 06 15:39:23.872 INFO kablam!    --> src/lexer.rs:132:13
Nov 06 15:39:23.872 INFO kablam!     |
Nov 06 15:39:23.872 INFO kablam! 132 |         let mut node = self.root.traverse(s.chars());
Nov 06 15:39:23.872 INFO kablam!     |             ----^^^^
Nov 06 15:39:23.872 INFO kablam!     |             |
Nov 06 15:39:23.872 INFO kablam!     |             help: remove this `mut`
Nov 06 15:39:23.872 INFO kablam!     |
Nov 06 15:39:23.872 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 06 15:39:23.872 INFO kablam! 
Nov 06 15:39:23.945 INFO kablam! warning: method is never used: `cur_info`
Nov 06 15:39:23.945 INFO kablam!    --> src/htmlout.rs:307:5
Nov 06 15:39:23.945 INFO kablam!     |
Nov 06 15:39:23.945 INFO kablam! 307 |     fn cur_info(&self) -> &ThmInfo {
Nov 06 15:39:23.945 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 15:39:23.945 INFO kablam!     |
Nov 06 15:39:23.945 INFO kablam!     = note: #[warn(dead_code)] on by default
Nov 06 15:39:23.945 INFO kablam! 
Nov 06 15:39:23.946 INFO kablam! warning: method is never used: `get_end`
Nov 06 15:39:23.947 INFO kablam!   --> src/parser.rs:44:5
Nov 06 15:39:23.947 INFO kablam!    |
Nov 06 15:39:23.947 INFO kablam! 44 |     pub fn get_end(&self) -> usize {
Nov 06 15:39:23.947 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 15:39:23.947 INFO kablam! 
Nov 06 15:39:23.947 INFO kablam! warning: field is never used: `session`
Nov 06 15:39:23.947 INFO kablam!    --> src/session.rs:566:5
Nov 06 15:39:23.947 INFO kablam!     |
Nov 06 15:39:23.947 INFO kablam! 566 |     session: &'b Session<'a>,
Nov 06 15:39:23.947 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 15:39:23.947 INFO kablam! 
Nov 06 15:39:24.083 INFO kablam! warning: method is never used: `cur_info`
Nov 06 15:39:24.083 INFO kablam!    --> src/htmlout.rs:307:5
Nov 06 15:39:24.083 INFO kablam!     |
Nov 06 15:39:24.083 INFO kablam! 307 |     fn cur_info(&self) -> &ThmInfo {
Nov 06 15:39:24.083 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 15:39:24.083 INFO kablam!     |
Nov 06 15:39:24.083 INFO kablam!     = note: #[warn(dead_code)] on by default
Nov 06 15:39:24.083 INFO kablam! 
Nov 06 15:39:24.083 INFO kablam! warning: method is never used: `get_end`
Nov 06 15:39:24.083 INFO kablam!   --> src/parser.rs:44:5
Nov 06 15:39:24.083 INFO kablam!    |
Nov 06 15:39:24.083 INFO kablam! 44 |     pub fn get_end(&self) -> usize {
Nov 06 15:39:24.083 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 15:39:24.083 INFO kablam! 
Nov 06 15:39:24.083 INFO kablam! warning: field is never used: `session`
Nov 06 15:39:24.083 INFO kablam!    --> src/session.rs:566:5
Nov 06 15:39:24.083 INFO kablam!     |
Nov 06 15:39:24.083 INFO kablam! 566 |     session: &'b Session<'a>,
Nov 06 15:39:24.083 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 15:39:24.083 INFO kablam! 
Nov 06 15:39:24.128 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.94s
Nov 06 15:39:24.135 INFO kablam! su: No module specific data is present
Nov 06 15:39:24.688 INFO running `"docker" "rm" "-f" "f0450061b00aecc68b5f0fdebf919929df256dcbaf1a104f850555c16f7cb493"`
Nov 06 15:39:24.933 INFO blam! f0450061b00aecc68b5f0fdebf919929df256dcbaf1a104f850555c16f7cb493