[INFO] updating cached repository CloneRob/Simple-Parse-Generator [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/CloneRob/Simple-Parse-Generator [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/CloneRob/Simple-Parse-Generator" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/CloneRob/Simple-Parse-Generator"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/CloneRob/Simple-Parse-Generator'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/CloneRob/Simple-Parse-Generator" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/CloneRob/Simple-Parse-Generator"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/CloneRob/Simple-Parse-Generator'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] ab705cbb92aca2a45a70f818daabbf37e0c3a18e [INFO] sha for GitHub repo CloneRob/Simple-Parse-Generator: ab705cbb92aca2a45a70f818daabbf37e0c3a18e [INFO] validating manifest of CloneRob/Simple-Parse-Generator on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of CloneRob/Simple-Parse-Generator on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing CloneRob/Simple-Parse-Generator [INFO] finished frobbing CloneRob/Simple-Parse-Generator [INFO] frobbed toml for CloneRob/Simple-Parse-Generator written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/CloneRob/Simple-Parse-Generator/Cargo.toml [INFO] started frobbing CloneRob/Simple-Parse-Generator [INFO] finished frobbing CloneRob/Simple-Parse-Generator [INFO] frobbed toml for CloneRob/Simple-Parse-Generator written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/CloneRob/Simple-Parse-Generator/Cargo.toml [INFO] crate CloneRob/Simple-Parse-Generator already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking CloneRob/Simple-Parse-Generator against master#60960a260f7b5c695fd0717311d72ce62dd4eb43 for pr-63376 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-2/master#60960a260f7b5c695fd0717311d72ce62dd4eb43:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/CloneRob/Simple-Parse-Generator:/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" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 3963c162cb242f6a038e8f7a9811252231e523b6091e0c317aac66f445f31ae3 [INFO] running `"docker" "start" "-a" "3963c162cb242f6a038e8f7a9811252231e523b6091e0c317aac66f445f31ae3"` [INFO] [stderr] Checking parse_generator v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/set_builder.rs:89:33 [INFO] [stderr] | [INFO] [stderr] 89 | if let Some(mut ntfs) = first_set.get_mut(non_terminal) { [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: variable does not need to be mutable [INFO] [stderr] --> src/set_builder.rs:89:33 [INFO] [stderr] | [INFO] [stderr] 89 | if let Some(mut ntfs) = first_set.get_mut(non_terminal) { [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: method is never used: `get_sets` [INFO] [stderr] --> src/set_builder.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | / pub fn get_sets(self) [INFO] [stderr] 26 | | -> (HashMap>, [INFO] [stderr] 27 | | HashMap>, [INFO] [stderr] 28 | | HashMap<(char, &'rule str), HashSet>) { [INFO] [stderr] 29 | | (self.first_set, self.follow_set, self.first_plus_set) [INFO] [stderr] 30 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_first_set` [INFO] [stderr] --> src/set_builder.rs:198:5 [INFO] [stderr] | [INFO] [stderr] 198 | pub fn get_first_set(&self) -> &HashMap> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_follow_set` [INFO] [stderr] --> src/set_builder.rs:201:5 [INFO] [stderr] | [INFO] [stderr] 201 | pub fn get_follow_set(&self) -> &HashMap> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_sets` [INFO] [stderr] --> src/set_builder.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | / pub fn get_sets(self) [INFO] [stderr] 26 | | -> (HashMap>, [INFO] [stderr] 27 | | HashMap>, [INFO] [stderr] 28 | | HashMap<(char, &'rule str), HashSet>) { [INFO] [stderr] 29 | | (self.first_set, self.follow_set, self.first_plus_set) [INFO] [stderr] 30 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_first_set` [INFO] [stderr] --> src/set_builder.rs:198:5 [INFO] [stderr] | [INFO] [stderr] 198 | pub fn get_first_set(&self) -> &HashMap> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_follow_set` [INFO] [stderr] --> src/set_builder.rs:201:5 [INFO] [stderr] | [INFO] [stderr] 201 | pub fn get_follow_set(&self) -> &HashMap> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.76s [INFO] running `"docker" "inspect" "3963c162cb242f6a038e8f7a9811252231e523b6091e0c317aac66f445f31ae3"` [INFO] running `"docker" "rm" "-f" "3963c162cb242f6a038e8f7a9811252231e523b6091e0c317aac66f445f31ae3"` [INFO] [stdout] 3963c162cb242f6a038e8f7a9811252231e523b6091e0c317aac66f445f31ae3