Nov 02 08:13:31.863 INFO checking raphlinus/ghilbert against try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7 for pr-55517
Nov 02 08:13:31.863 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 08:13:32.369 INFO blam! 20148a52feb21d9095ce666a81dfa70cd00f3793fdafc633c0a617b6254af249
Nov 02 08:13:32.376 INFO running `"docker" "start" "-a" "20148a52feb21d9095ce666a81dfa70cd00f3793fdafc633c0a617b6254af249"`
Nov 02 08:13:33.697 INFO kablam! usermod: no changes
Nov 02 08:13:33.752 INFO kablam!     Checking itoa v0.3.3
Nov 02 08:13:33.752 INFO kablam!     Checking union-find v0.3.1
Nov 02 08:13:34.164 INFO kablam!     Checking serde_json v1.0.2
Nov 02 08:13:36.512 INFO kablam!     Checking ghilbert v0.1.0 (/source)
Nov 02 08:13:36.972 INFO kablam! warning: doc comment not used by rustdoc
Nov 02 08:13:36.972 INFO kablam!    --> src/unify.rs:471:9
Nov 02 08:13:36.972 INFO kablam!     |
Nov 02 08:13:36.972 INFO kablam! 471 |         /// Maps node of bound var to set of term var nodes it can appear free in.
Nov 02 08:13:36.972 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 08:13:36.972 INFO kablam!     |
Nov 02 08:13:36.972 INFO kablam!     = note: #[warn(unused_doc_comments)] on by default
Nov 02 08:13:36.972 INFO kablam! 
Nov 02 08:13:37.036 INFO kablam! warning: doc comment not used by rustdoc
Nov 02 08:13:37.036 INFO kablam!    --> src/unify.rs:471:9
Nov 02 08:13:37.036 INFO kablam!     |
Nov 02 08:13:37.036 INFO kablam! 471 |         /// Maps node of bound var to set of term var nodes it can appear free in.
Nov 02 08:13:37.036 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 08:13:37.036 INFO kablam!     |
Nov 02 08:13:37.036 INFO kablam!     = note: #[warn(unused_doc_comments)] on by default
Nov 02 08:13:37.036 INFO kablam! 
Nov 02 08:13:37.595 INFO kablam! warning: unused variable: `writer`
Nov 02 08:13:37.595 INFO kablam!    --> src/htmlout.rs:128:39
Nov 02 08:13:37.595 INFO kablam!     |
Nov 02 08:13:37.595 INFO kablam! 128 |     pub fn write<W: Write>(&mut self, writer: &mut W, parser: &Parser) -> io::Result<()> {
Nov 02 08:13:37.595 INFO kablam!     |                                       ^^^^^^ help: consider using `_writer` instead
Nov 02 08:13:37.595 INFO kablam!     |
Nov 02 08:13:37.595 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 02 08:13:37.595 INFO kablam! 
Nov 02 08:13:37.596 INFO kablam! warning: unused variable: `line`
Nov 02 08:13:37.596 INFO kablam!    --> src/htmlout.rs:371:30
Nov 02 08:13:37.596 INFO kablam!     |
Nov 02 08:13:37.596 INFO kablam! 371 |     fn start_line(&mut self, line: &ParseNode) {
Nov 02 08:13:37.596 INFO kablam!     |                              ^^^^ help: consider using `_line` instead
Nov 02 08:13:37.596 INFO kablam! 
Nov 02 08:13:37.688 INFO kablam! warning: variable does not need to be mutable
Nov 02 08:13:37.688 INFO kablam!    --> src/lexer.rs:132:13
Nov 02 08:13:37.688 INFO kablam!     |
Nov 02 08:13:37.688 INFO kablam! 132 |         let mut node = self.root.traverse(s.chars());
Nov 02 08:13:37.688 INFO kablam!     |             ----^^^^
Nov 02 08:13:37.688 INFO kablam!     |             |
Nov 02 08:13:37.688 INFO kablam!     |             help: remove this `mut`
Nov 02 08:13:37.688 INFO kablam!     |
Nov 02 08:13:37.688 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 02 08:13:37.688 INFO kablam! 
Nov 02 08:13:37.860 INFO kablam! warning: unused variable: `writer`
Nov 02 08:13:37.860 INFO kablam!    --> src/htmlout.rs:128:39
Nov 02 08:13:37.860 INFO kablam!     |
Nov 02 08:13:37.860 INFO kablam! 128 |     pub fn write<W: Write>(&mut self, writer: &mut W, parser: &Parser) -> io::Result<()> {
Nov 02 08:13:37.860 INFO kablam!     |                                       ^^^^^^ help: consider using `_writer` instead
Nov 02 08:13:37.860 INFO kablam!     |
Nov 02 08:13:37.860 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 02 08:13:37.860 INFO kablam! 
Nov 02 08:13:37.861 INFO kablam! warning: unused variable: `line`
Nov 02 08:13:37.861 INFO kablam!    --> src/htmlout.rs:371:30
Nov 02 08:13:37.861 INFO kablam!     |
Nov 02 08:13:37.861 INFO kablam! 371 |     fn start_line(&mut self, line: &ParseNode) {
Nov 02 08:13:37.861 INFO kablam!     |                              ^^^^ help: consider using `_line` instead
Nov 02 08:13:37.861 INFO kablam! 
Nov 02 08:13:37.883 INFO kablam! warning: method is never used: `cur_info`
Nov 02 08:13:37.883 INFO kablam!    --> src/htmlout.rs:307:5
Nov 02 08:13:37.883 INFO kablam!     |
Nov 02 08:13:37.883 INFO kablam! 307 |     fn cur_info(&self) -> &ThmInfo {
Nov 02 08:13:37.883 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 08:13:37.883 INFO kablam!     |
Nov 02 08:13:37.883 INFO kablam!     = note: #[warn(dead_code)] on by default
Nov 02 08:13:37.883 INFO kablam! 
Nov 02 08:13:37.883 INFO kablam! warning: method is never used: `get_end`
Nov 02 08:13:37.883 INFO kablam!   --> src/parser.rs:44:5
Nov 02 08:13:37.883 INFO kablam!    |
Nov 02 08:13:37.883 INFO kablam! 44 |     pub fn get_end(&self) -> usize {
Nov 02 08:13:37.883 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 08:13:37.883 INFO kablam! 
Nov 02 08:13:37.908 INFO kablam! warning: field is never used: `session`
Nov 02 08:13:37.908 INFO kablam!    --> src/session.rs:566:5
Nov 02 08:13:37.908 INFO kablam!     |
Nov 02 08:13:37.908 INFO kablam! 566 |     session: &'b Session<'a>,
Nov 02 08:13:37.908 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 08:13:37.908 INFO kablam! 
Nov 02 08:13:37.984 INFO kablam! warning: variable does not need to be mutable
Nov 02 08:13:37.984 INFO kablam!    --> src/lexer.rs:132:13
Nov 02 08:13:37.984 INFO kablam!     |
Nov 02 08:13:37.984 INFO kablam! 132 |         let mut node = self.root.traverse(s.chars());
Nov 02 08:13:37.984 INFO kablam!     |             ----^^^^
Nov 02 08:13:37.984 INFO kablam!     |             |
Nov 02 08:13:37.984 INFO kablam!     |             help: remove this `mut`
Nov 02 08:13:37.984 INFO kablam!     |
Nov 02 08:13:37.984 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 02 08:13:37.984 INFO kablam! 
Nov 02 08:13:38.190 INFO kablam! warning: method is never used: `cur_info`
Nov 02 08:13:38.190 INFO kablam!    --> src/htmlout.rs:307:5
Nov 02 08:13:38.191 INFO kablam!     |
Nov 02 08:13:38.191 INFO kablam! 307 |     fn cur_info(&self) -> &ThmInfo {
Nov 02 08:13:38.191 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 08:13:38.192 INFO kablam!     |
Nov 02 08:13:38.192 INFO kablam!     = note: #[warn(dead_code)] on by default
Nov 02 08:13:38.192 INFO kablam! 
Nov 02 08:13:38.193 INFO kablam! warning: method is never used: `get_end`
Nov 02 08:13:38.193 INFO kablam!   --> src/parser.rs:44:5
Nov 02 08:13:38.193 INFO kablam!    |
Nov 02 08:13:38.193 INFO kablam! 44 |     pub fn get_end(&self) -> usize {
Nov 02 08:13:38.194 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 08:13:38.194 INFO kablam! 
Nov 02 08:13:38.194 INFO kablam! warning: field is never used: `session`
Nov 02 08:13:38.195 INFO kablam!    --> src/session.rs:566:5
Nov 02 08:13:38.195 INFO kablam!     |
Nov 02 08:13:38.195 INFO kablam! 566 |     session: &'b Session<'a>,
Nov 02 08:13:38.196 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 08:13:38.196 INFO kablam! 
Nov 02 08:13:38.236 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.52s
Nov 02 08:13:38.244 INFO kablam! su: No module specific data is present
Nov 02 08:13:38.833 INFO running `"docker" "rm" "-f" "20148a52feb21d9095ce666a81dfa70cd00f3793fdafc633c0a617b6254af249"`
Nov 02 08:13:39.081 INFO blam! 20148a52feb21d9095ce666a81dfa70cd00f3793fdafc633c0a617b6254af249