[INFO] updating cached repository Kylebrown9/Slang [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/Kylebrown9/Slang [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/Kylebrown9/Slang" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/Kylebrown9/Slang"` [INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/Kylebrown9/Slang'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/Kylebrown9/Slang" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/Kylebrown9/Slang"` [INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/Kylebrown9/Slang'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] dd446e019b457da64bd383db3ea2f9df2b0ee1cd [INFO] sha for GitHub repo Kylebrown9/Slang: dd446e019b457da64bd383db3ea2f9df2b0ee1cd [INFO] validating manifest of Kylebrown9/Slang on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of Kylebrown9/Slang on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing Kylebrown9/Slang [INFO] finished frobbing Kylebrown9/Slang [INFO] frobbed toml for Kylebrown9/Slang written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/Kylebrown9/Slang/Cargo.toml [INFO] started frobbing Kylebrown9/Slang [INFO] finished frobbing Kylebrown9/Slang [INFO] frobbed toml for Kylebrown9/Slang written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/Kylebrown9/Slang/Cargo.toml [INFO] crate Kylebrown9/Slang already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking Kylebrown9/Slang against master#e305df1846a6d985315917ae0c81b74af8b4e641 for pr-60039-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-2/master#e305df1846a6d985315917ae0c81b74af8b4e641:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/Kylebrown9/Slang:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 28d224cf75dc03a2d6989f11f4c7559e7f6b3398be711319c04f53f2fec2f6d7 [INFO] running `"docker" "start" "-a" "28d224cf75dc03a2d6989f11f4c7559e7f6b3398be711319c04f53f2fec2f6d7"` [INFO] [stderr] Checking slang v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `map` [INFO] [stderr] --> src/trie/hash.rs:165:44 [INFO] [stderr] | [INFO] [stderr] 165 | trie: HashTrie::Standard { map, .. }, [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_map` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `next_id` [INFO] [stderr] --> src/trie/hash.rs:320:49 [INFO] [stderr] | [INFO] [stderr] 320 | trie: HashTrie::Standard { map, next_id }, [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_next_id` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `tokens` [INFO] [stderr] --> src/macro_def.rs:52:35 [INFO] [stderr] | [INFO] [stderr] 52 | pub fn read_macros(&mut self, tokens: &[Token]) { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_tokens` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `tokens` [INFO] [stderr] --> src/macro_def.rs:56:30 [INFO] [stderr] | [INFO] [stderr] 56 | fn read_macro(&mut self, tokens: &[Token]) { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_tokens` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `trie_root` [INFO] [stderr] --> src/macro_def.rs:61:13 [INFO] [stderr] | [INFO] [stderr] 61 | let trie_root = self.contents.as_view(); [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_trie_root` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `remaining` [INFO] [stderr] --> src/macro_def.rs:63:17 [INFO] [stderr] | [INFO] [stderr] 63 | let mut remaining = input; [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_remaining` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `out_stream` [INFO] [stderr] --> src/macro_def.rs:60:50 [INFO] [stderr] | [INFO] [stderr] 60 | pub fn expand_tokens(&self, input: &[Token], out_stream: &mut SimpleOutput) -> Result<()> { [INFO] [stderr] | ^^^^^^^^^^ help: consider prefixing with an underscore: `_out_stream` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/macro_def.rs:63:13 [INFO] [stderr] | [INFO] [stderr] 63 | let mut remaining = input; [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Var` [INFO] [stderr] --> src/macro_def.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | Var, [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Token` [INFO] [stderr] --> src/macro_def.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | / Token { [INFO] [stderr] 18 | | value: String [INFO] [stderr] 19 | | }, [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `BlockVar` [INFO] [stderr] --> src/macro_def.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | / BlockVar { [INFO] [stderr] 22 | | block_delim: BlockDelimiter [INFO] [stderr] 23 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `SquareBracket` [INFO] [stderr] --> src/macro_def.rs:28:5 [INFO] [stderr] | [INFO] [stderr] 28 | SquareBracket, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `CurlyBracket` [INFO] [stderr] --> src/macro_def.rs:29:5 [INFO] [stderr] | [INFO] [stderr] 29 | CurlyBracket, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Parenthesis` [INFO] [stderr] --> src/macro_def.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 30 | Parenthesis [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Text` [INFO] [stderr] --> src/macro_def.rs:37:5 [INFO] [stderr] | [INFO] [stderr] 37 | / Text { [INFO] [stderr] 38 | | data: String [INFO] [stderr] 39 | | }, [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Var` [INFO] [stderr] --> src/macro_def.rs:40:5 [INFO] [stderr] | [INFO] [stderr] 40 | / Var { [INFO] [stderr] 41 | | index: u8 [INFO] [stderr] 42 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `read_macro` [INFO] [stderr] --> src/macro_def.rs:56:5 [INFO] [stderr] | [INFO] [stderr] 56 | fn read_macro(&mut self, tokens: &[Token]) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `contents` [INFO] [stderr] --> src/io_helpers.rs:22:5 [INFO] [stderr] | [INFO] [stderr] 22 | contents: Box [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `write` [INFO] [stderr] --> src/io_helpers.rs:26:5 [INFO] [stderr] | [INFO] [stderr] 26 | pub fn write(&mut self, val: &str) -> Result<()> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `map` [INFO] [stderr] --> src/trie/hash.rs:165:44 [INFO] [stderr] | [INFO] [stderr] 165 | trie: HashTrie::Standard { map, .. }, [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_map` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `next_id` [INFO] [stderr] --> src/trie/hash.rs:320:49 [INFO] [stderr] | [INFO] [stderr] 320 | trie: HashTrie::Standard { map, next_id }, [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_next_id` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `tokens` [INFO] [stderr] --> src/macro_def.rs:52:35 [INFO] [stderr] | [INFO] [stderr] 52 | pub fn read_macros(&mut self, tokens: &[Token]) { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_tokens` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `tokens` [INFO] [stderr] --> src/macro_def.rs:56:30 [INFO] [stderr] | [INFO] [stderr] 56 | fn read_macro(&mut self, tokens: &[Token]) { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_tokens` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `trie_root` [INFO] [stderr] --> src/macro_def.rs:61:13 [INFO] [stderr] | [INFO] [stderr] 61 | let trie_root = self.contents.as_view(); [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_trie_root` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `remaining` [INFO] [stderr] --> src/macro_def.rs:63:17 [INFO] [stderr] | [INFO] [stderr] 63 | let mut remaining = input; [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_remaining` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `out_stream` [INFO] [stderr] --> src/macro_def.rs:60:50 [INFO] [stderr] | [INFO] [stderr] 60 | pub fn expand_tokens(&self, input: &[Token], out_stream: &mut SimpleOutput) -> Result<()> { [INFO] [stderr] | ^^^^^^^^^^ help: consider prefixing with an underscore: `_out_stream` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/macro_def.rs:63:13 [INFO] [stderr] | [INFO] [stderr] 63 | let mut remaining = input; [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Var` [INFO] [stderr] --> src/macro_def.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | Var, [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Token` [INFO] [stderr] --> src/macro_def.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | / Token { [INFO] [stderr] 18 | | value: String [INFO] [stderr] 19 | | }, [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `BlockVar` [INFO] [stderr] --> src/macro_def.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | / BlockVar { [INFO] [stderr] 22 | | block_delim: BlockDelimiter [INFO] [stderr] 23 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `SquareBracket` [INFO] [stderr] --> src/macro_def.rs:28:5 [INFO] [stderr] | [INFO] [stderr] 28 | SquareBracket, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `CurlyBracket` [INFO] [stderr] --> src/macro_def.rs:29:5 [INFO] [stderr] | [INFO] [stderr] 29 | CurlyBracket, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Parenthesis` [INFO] [stderr] --> src/macro_def.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 30 | Parenthesis [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Text` [INFO] [stderr] --> src/macro_def.rs:37:5 [INFO] [stderr] | [INFO] [stderr] 37 | / Text { [INFO] [stderr] 38 | | data: String [INFO] [stderr] 39 | | }, [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Var` [INFO] [stderr] --> src/macro_def.rs:40:5 [INFO] [stderr] | [INFO] [stderr] 40 | / Var { [INFO] [stderr] 41 | | index: u8 [INFO] [stderr] 42 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `read_macro` [INFO] [stderr] --> src/macro_def.rs:56:5 [INFO] [stderr] | [INFO] [stderr] 56 | fn read_macro(&mut self, tokens: &[Token]) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `contents` [INFO] [stderr] --> src/io_helpers.rs:22:5 [INFO] [stderr] | [INFO] [stderr] 22 | contents: Box [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `write` [INFO] [stderr] --> src/io_helpers.rs:26:5 [INFO] [stderr] | [INFO] [stderr] 26 | pub fn write(&mut self, val: &str) -> Result<()> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.90s [INFO] running `"docker" "inspect" "28d224cf75dc03a2d6989f11f4c7559e7f6b3398be711319c04f53f2fec2f6d7"` [INFO] running `"docker" "rm" "-f" "28d224cf75dc03a2d6989f11f4c7559e7f6b3398be711319c04f53f2fec2f6d7"` [INFO] [stdout] 28d224cf75dc03a2d6989f11f4c7559e7f6b3398be711319c04f53f2fec2f6d7