Oct 26 22:29:39.071 INFO checking raphlinus/ghilbert against try#19f01b935b91481fd445b16b533d2f87661bf12e for pr-55192-2
Oct 26 22:29:39.071 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192-2/worker-6/try#19f01b935b91481fd445b16b533d2f87661bf12e:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-6/pr-55192-2/try#19f01b935b91481fd445b16b533d2f87661bf12e:/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 +19f01b935b91481fd445b16b533d2f87661bf12e-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 26 22:29:39.704 INFO blam! bb905ce1f212536d42e69f66b0a52199b61ac344cdc9889d1e3e356ab136efc3
Oct 26 22:29:39.706 INFO running `"docker" "start" "-a" "bb905ce1f212536d42e69f66b0a52199b61ac344cdc9889d1e3e356ab136efc3"`
Oct 26 22:29:42.126 INFO kablam! usermod: no changes
Oct 26 22:29:42.238 INFO kablam!     Checking itoa v0.3.3
Oct 26 22:29:42.263 INFO kablam!     Checking union-find v0.3.1
Oct 26 22:29:42.995 INFO kablam!     Checking serde_json v1.0.2
Oct 26 22:29:45.403 INFO kablam!     Checking ghilbert v0.1.0 (/source)
Oct 26 22:29:46.019 INFO kablam! warning: doc comment not used by rustdoc
Oct 26 22:29:46.020 INFO kablam!    --> src/unify.rs:471:9
Oct 26 22:29:46.021 INFO kablam!     |
Oct 26 22:29:46.022 INFO kablam! 471 |         /// Maps node of bound var to set of term var nodes it can appear free in.
Oct 26 22:29:46.022 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 26 22:29:46.022 INFO kablam!     |
Oct 26 22:29:46.022 INFO kablam!     = note: #[warn(unused_doc_comments)] on by default
Oct 26 22:29:46.022 INFO kablam! 
Oct 26 22:29:46.059 INFO kablam! warning: doc comment not used by rustdoc
Oct 26 22:29:46.059 INFO kablam!    --> src/unify.rs:471:9
Oct 26 22:29:46.059 INFO kablam!     |
Oct 26 22:29:46.059 INFO kablam! 471 |         /// Maps node of bound var to set of term var nodes it can appear free in.
Oct 26 22:29:46.059 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 26 22:29:46.059 INFO kablam!     |
Oct 26 22:29:46.059 INFO kablam!     = note: #[warn(unused_doc_comments)] on by default
Oct 26 22:29:46.059 INFO kablam! 
Oct 26 22:29:46.798 INFO kablam! warning: unused variable: `writer`
Oct 26 22:29:46.799 INFO kablam!    --> src/htmlout.rs:128:39
Oct 26 22:29:46.799 INFO kablam!     |
Oct 26 22:29:46.799 INFO kablam! 128 |     pub fn write<W: Write>(&mut self, writer: &mut W, parser: &Parser) -> io::Result<()> {
Oct 26 22:29:46.799 INFO kablam!     |                                       ^^^^^^ help: consider using `_writer` instead
Oct 26 22:29:46.800 INFO kablam!     |
Oct 26 22:29:46.800 INFO kablam!     = note: #[warn(unused_variables)] on by default
Oct 26 22:29:46.800 INFO kablam! 
Oct 26 22:29:46.801 INFO kablam! warning: unused variable: `line`
Oct 26 22:29:46.802 INFO kablam!    --> src/htmlout.rs:371:30
Oct 26 22:29:46.802 INFO kablam!     |
Oct 26 22:29:46.803 INFO kablam! 371 |     fn start_line(&mut self, line: &ParseNode) {
Oct 26 22:29:46.803 INFO kablam!     |                              ^^^^ help: consider using `_line` instead
Oct 26 22:29:46.804 INFO kablam! 
Oct 26 22:29:46.890 INFO kablam! warning: variable does not need to be mutable
Oct 26 22:29:46.891 INFO kablam!    --> src/lexer.rs:132:13
Oct 26 22:29:46.892 INFO kablam!     |
Oct 26 22:29:46.892 INFO kablam! 132 |         let mut node = self.root.traverse(s.chars());
Oct 26 22:29:46.893 INFO kablam!     |             ----^^^^
Oct 26 22:29:46.893 INFO kablam!     |             |
Oct 26 22:29:46.894 INFO kablam!     |             help: remove this `mut`
Oct 26 22:29:46.895 INFO kablam!     |
Oct 26 22:29:46.895 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 26 22:29:46.896 INFO kablam! 
Oct 26 22:29:47.003 INFO kablam! warning: unused variable: `writer`
Oct 26 22:29:47.003 INFO kablam!    --> src/htmlout.rs:128:39
Oct 26 22:29:47.003 INFO kablam!     |
Oct 26 22:29:47.003 INFO kablam! 128 |     pub fn write<W: Write>(&mut self, writer: &mut W, parser: &Parser) -> io::Result<()> {
Oct 26 22:29:47.003 INFO kablam!     |                                       ^^^^^^ help: consider using `_writer` instead
Oct 26 22:29:47.004 INFO kablam!     |
Oct 26 22:29:47.004 INFO kablam!     = note: #[warn(unused_variables)] on by default
Oct 26 22:29:47.004 INFO kablam! 
Oct 26 22:29:47.004 INFO kablam! warning: unused variable: `line`
Oct 26 22:29:47.004 INFO kablam!    --> src/htmlout.rs:371:30
Oct 26 22:29:47.004 INFO kablam!     |
Oct 26 22:29:47.004 INFO kablam! 371 |     fn start_line(&mut self, line: &ParseNode) {
Oct 26 22:29:47.004 INFO kablam!     |                              ^^^^ help: consider using `_line` instead
Oct 26 22:29:47.004 INFO kablam! 
Oct 26 22:29:47.091 INFO kablam! warning: variable does not need to be mutable
Oct 26 22:29:47.092 INFO kablam!    --> src/lexer.rs:132:13
Oct 26 22:29:47.092 INFO kablam!     |
Oct 26 22:29:47.092 INFO kablam! 132 |         let mut node = self.root.traverse(s.chars());
Oct 26 22:29:47.092 INFO kablam!     |             ----^^^^
Oct 26 22:29:47.092 INFO kablam!     |             |
Oct 26 22:29:47.092 INFO kablam!     |             help: remove this `mut`
Oct 26 22:29:47.092 INFO kablam!     |
Oct 26 22:29:47.093 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 26 22:29:47.093 INFO kablam! 
Oct 26 22:29:47.251 INFO kablam! warning: method is never used: `cur_info`
Oct 26 22:29:47.251 INFO kablam!    --> src/htmlout.rs:307:5
Oct 26 22:29:47.251 INFO kablam!     |
Oct 26 22:29:47.251 INFO kablam! 307 |     fn cur_info(&self) -> &ThmInfo {
Oct 26 22:29:47.251 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 26 22:29:47.252 INFO kablam!     |
Oct 26 22:29:47.252 INFO kablam!     = note: #[warn(dead_code)] on by default
Oct 26 22:29:47.252 INFO kablam! 
Oct 26 22:29:47.253 INFO kablam! warning: method is never used: `get_end`
Oct 26 22:29:47.254 INFO kablam!   --> src/parser.rs:44:5
Oct 26 22:29:47.254 INFO kablam!    |
Oct 26 22:29:47.254 INFO kablam! 44 |     pub fn get_end(&self) -> usize {
Oct 26 22:29:47.254 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 26 22:29:47.254 INFO kablam! 
Oct 26 22:29:47.256 INFO kablam! warning: field is never used: `session`
Oct 26 22:29:47.256 INFO kablam!    --> src/session.rs:566:5
Oct 26 22:29:47.256 INFO kablam!     |
Oct 26 22:29:47.256 INFO kablam! 566 |     session: &'b Session<'a>,
Oct 26 22:29:47.257 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^
Oct 26 22:29:47.257 INFO kablam! 
Oct 26 22:29:47.411 INFO kablam! warning: method is never used: `cur_info`
Oct 26 22:29:47.411 INFO kablam!    --> src/htmlout.rs:307:5
Oct 26 22:29:47.412 INFO kablam!     |
Oct 26 22:29:47.412 INFO kablam! 307 |     fn cur_info(&self) -> &ThmInfo {
Oct 26 22:29:47.412 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 26 22:29:47.412 INFO kablam!     |
Oct 26 22:29:47.412 INFO kablam!     = note: #[warn(dead_code)] on by default
Oct 26 22:29:47.413 INFO kablam! 
Oct 26 22:29:47.413 INFO kablam! warning: method is never used: `get_end`
Oct 26 22:29:47.413 INFO kablam!   --> src/parser.rs:44:5
Oct 26 22:29:47.413 INFO kablam!    |
Oct 26 22:29:47.414 INFO kablam! 44 |     pub fn get_end(&self) -> usize {
Oct 26 22:29:47.414 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 26 22:29:47.414 INFO kablam! 
Oct 26 22:29:47.415 INFO kablam! warning: field is never used: `session`
Oct 26 22:29:47.415 INFO kablam!    --> src/session.rs:566:5
Oct 26 22:29:47.415 INFO kablam!     |
Oct 26 22:29:47.415 INFO kablam! 566 |     session: &'b Session<'a>,
Oct 26 22:29:47.416 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^
Oct 26 22:29:47.416 INFO kablam! 
Oct 26 22:29:47.525 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 5.34s
Oct 26 22:29:47.529 INFO kablam! su: No module specific data is present
Oct 26 22:29:49.221 INFO running `"docker" "rm" "-f" "bb905ce1f212536d42e69f66b0a52199b61ac344cdc9889d1e3e356ab136efc3"`
Oct 26 22:29:49.623 INFO blam! bb905ce1f212536d42e69f66b0a52199b61ac344cdc9889d1e3e356ab136efc3