Nov 04 00:42:43.734 INFO checking raphlinus/ghilbert against master#2ad8c7b3502616aff142a4640cce911c6c2c5463 for pr-55655
Nov 04 00:42:43.734 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-4/master#2ad8c7b3502616aff142a4640cce911c6c2c5463:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55655/master#2ad8c7b3502616aff142a4640cce911c6c2c5463:/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 +2ad8c7b3502616aff142a4640cce911c6c2c5463-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 04 00:42:44.168 INFO blam! 19ef9a4bc5e06f21bf2f5edc7fbfdf8a815cd37055b5ebd2ef3f834d35757d39
Nov 04 00:42:44.187 INFO running `"docker" "start" "-a" "19ef9a4bc5e06f21bf2f5edc7fbfdf8a815cd37055b5ebd2ef3f834d35757d39"`
Nov 04 00:42:45.441 INFO kablam! usermod: no changes
Nov 04 00:42:45.555 INFO kablam!     Checking serde v1.0.11
Nov 04 00:42:45.555 INFO kablam!     Checking union-find v0.3.1
Nov 04 00:42:54.791 INFO kablam!     Checking serde_json v1.0.2
Nov 04 00:42:57.267 INFO kablam!     Checking ghilbert v0.1.0 (/source)
Nov 04 00:42:57.843 INFO kablam! warning: doc comment not used by rustdoc
Nov 04 00:42:57.843 INFO kablam!    --> src/unify.rs:471:9
Nov 04 00:42:57.843 INFO kablam!     |
Nov 04 00:42:57.843 INFO kablam! 471 |         /// Maps node of bound var to set of term var nodes it can appear free in.
Nov 04 00:42:57.843 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 00:42:57.843 INFO kablam!     |
Nov 04 00:42:57.843 INFO kablam!     = note: #[warn(unused_doc_comments)] on by default
Nov 04 00:42:57.843 INFO kablam! 
Nov 04 00:42:57.943 INFO kablam! warning: doc comment not used by rustdoc
Nov 04 00:42:57.943 INFO kablam!    --> src/unify.rs:471:9
Nov 04 00:42:57.943 INFO kablam!     |
Nov 04 00:42:57.943 INFO kablam! 471 |         /// Maps node of bound var to set of term var nodes it can appear free in.
Nov 04 00:42:57.943 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 00:42:57.943 INFO kablam!     |
Nov 04 00:42:57.943 INFO kablam!     = note: #[warn(unused_doc_comments)] on by default
Nov 04 00:42:57.943 INFO kablam! 
Nov 04 00:42:58.591 INFO kablam! warning: unused variable: `writer`
Nov 04 00:42:58.591 INFO kablam!    --> src/htmlout.rs:128:39
Nov 04 00:42:58.591 INFO kablam!     |
Nov 04 00:42:58.591 INFO kablam! 128 |     pub fn write<W: Write>(&mut self, writer: &mut W, parser: &Parser) -> io::Result<()> {
Nov 04 00:42:58.591 INFO kablam!     |                                       ^^^^^^ help: consider using `_writer` instead
Nov 04 00:42:58.591 INFO kablam!     |
Nov 04 00:42:58.591 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 04 00:42:58.591 INFO kablam! 
Nov 04 00:42:58.591 INFO kablam! warning: unused variable: `line`
Nov 04 00:42:58.591 INFO kablam!    --> src/htmlout.rs:371:30
Nov 04 00:42:58.591 INFO kablam!     |
Nov 04 00:42:58.591 INFO kablam! 371 |     fn start_line(&mut self, line: &ParseNode) {
Nov 04 00:42:58.591 INFO kablam!     |                              ^^^^ help: consider using `_line` instead
Nov 04 00:42:58.591 INFO kablam! 
Nov 04 00:42:58.699 INFO kablam! warning: variable does not need to be mutable
Nov 04 00:42:58.699 INFO kablam!    --> src/lexer.rs:132:13
Nov 04 00:42:58.699 INFO kablam!     |
Nov 04 00:42:58.699 INFO kablam! 132 |         let mut node = self.root.traverse(s.chars());
Nov 04 00:42:58.699 INFO kablam!     |             ----^^^^
Nov 04 00:42:58.699 INFO kablam!     |             |
Nov 04 00:42:58.699 INFO kablam!     |             help: remove this `mut`
Nov 04 00:42:58.699 INFO kablam!     |
Nov 04 00:42:58.699 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 04 00:42:58.699 INFO kablam! 
Nov 04 00:42:58.915 INFO kablam! warning: method is never used: `cur_info`
Nov 04 00:42:58.915 INFO kablam!    --> src/htmlout.rs:307:5
Nov 04 00:42:58.915 INFO kablam!     |
Nov 04 00:42:58.915 INFO kablam! 307 |     fn cur_info(&self) -> &ThmInfo {
Nov 04 00:42:58.915 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 00:42:58.915 INFO kablam!     |
Nov 04 00:42:58.915 INFO kablam!     = note: #[warn(dead_code)] on by default
Nov 04 00:42:58.915 INFO kablam! 
Nov 04 00:42:58.915 INFO kablam! warning: method is never used: `get_end`
Nov 04 00:42:58.915 INFO kablam!   --> src/parser.rs:44:5
Nov 04 00:42:58.915 INFO kablam!    |
Nov 04 00:42:58.915 INFO kablam! 44 |     pub fn get_end(&self) -> usize {
Nov 04 00:42:58.915 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 00:42:58.915 INFO kablam! 
Nov 04 00:42:58.915 INFO kablam! warning: field is never used: `session`
Nov 04 00:42:58.915 INFO kablam!    --> src/session.rs:566:5
Nov 04 00:42:58.915 INFO kablam!     |
Nov 04 00:42:58.915 INFO kablam! 566 |     session: &'b Session<'a>,
Nov 04 00:42:58.915 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 00:42:58.915 INFO kablam! 
Nov 04 00:42:59.252 INFO kablam! warning: unused variable: `writer`
Nov 04 00:42:59.253 INFO kablam!    --> src/htmlout.rs:128:39
Nov 04 00:42:59.254 INFO kablam!     |
Nov 04 00:42:59.254 INFO kablam! 128 |     pub fn write<W: Write>(&mut self, writer: &mut W, parser: &Parser) -> io::Result<()> {
Nov 04 00:42:59.255 INFO kablam!     |                                       ^^^^^^ help: consider using `_writer` instead
Nov 04 00:42:59.256 INFO kablam!     |
Nov 04 00:42:59.256 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 04 00:42:59.257 INFO kablam! 
Nov 04 00:42:59.257 INFO kablam! warning: unused variable: `line`
Nov 04 00:42:59.258 INFO kablam!    --> src/htmlout.rs:371:30
Nov 04 00:42:59.259 INFO kablam!     |
Nov 04 00:42:59.259 INFO kablam! 371 |     fn start_line(&mut self, line: &ParseNode) {
Nov 04 00:42:59.260 INFO kablam!     |                              ^^^^ help: consider using `_line` instead
Nov 04 00:42:59.260 INFO kablam! 
Nov 04 00:42:59.343 INFO kablam! warning: variable does not need to be mutable
Nov 04 00:42:59.344 INFO kablam!    --> src/lexer.rs:132:13
Nov 04 00:42:59.344 INFO kablam!     |
Nov 04 00:42:59.344 INFO kablam! 132 |         let mut node = self.root.traverse(s.chars());
Nov 04 00:42:59.345 INFO kablam!     |             ----^^^^
Nov 04 00:42:59.345 INFO kablam!     |             |
Nov 04 00:42:59.345 INFO kablam!     |             help: remove this `mut`
Nov 04 00:42:59.346 INFO kablam!     |
Nov 04 00:42:59.346 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 04 00:42:59.346 INFO kablam! 
Nov 04 00:42:59.637 INFO kablam! warning: method is never used: `cur_info`
Nov 04 00:42:59.637 INFO kablam!    --> src/htmlout.rs:307:5
Nov 04 00:42:59.638 INFO kablam!     |
Nov 04 00:42:59.639 INFO kablam! 307 |     fn cur_info(&self) -> &ThmInfo {
Nov 04 00:42:59.640 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 00:42:59.640 INFO kablam!     |
Nov 04 00:42:59.641 INFO kablam!     = note: #[warn(dead_code)] on by default
Nov 04 00:42:59.641 INFO kablam! 
Nov 04 00:42:59.642 INFO kablam! warning: method is never used: `get_end`
Nov 04 00:42:59.643 INFO kablam!   --> src/parser.rs:44:5
Nov 04 00:42:59.643 INFO kablam!    |
Nov 04 00:42:59.643 INFO kablam! 44 |     pub fn get_end(&self) -> usize {
Nov 04 00:42:59.644 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 00:42:59.644 INFO kablam! 
Nov 04 00:42:59.644 INFO kablam! warning: field is never used: `session`
Nov 04 00:42:59.645 INFO kablam!    --> src/session.rs:566:5
Nov 04 00:42:59.645 INFO kablam!     |
Nov 04 00:42:59.645 INFO kablam! 566 |     session: &'b Session<'a>,
Nov 04 00:42:59.645 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 00:42:59.646 INFO kablam! 
Nov 04 00:42:59.708 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 14.23s
Nov 04 00:42:59.714 INFO kablam! su: No module specific data is present
Nov 04 00:43:00.879 INFO running `"docker" "rm" "-f" "19ef9a4bc5e06f21bf2f5edc7fbfdf8a815cd37055b5ebd2ef3f834d35757d39"`
Nov 04 00:43:01.261 INFO blam! 19ef9a4bc5e06f21bf2f5edc7fbfdf8a815cd37055b5ebd2ef3f834d35757d39