[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/beta-1.38-1/sources/1.37.0/gh/CloneRob/Simple-Parse-Generator"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/CloneRob/Simple-Parse-Generator'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/CloneRob/Simple-Parse-Generator" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/CloneRob/Simple-Parse-Generator"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of CloneRob/Simple-Parse-Generator on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "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/beta-1.38-1/sources/1.37.0/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/beta-1.38-1/sources/beta-2019-08-13/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" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing CloneRob/Simple-Parse-Generator against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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=warn" "-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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] 226dad6c73e2cd98d5b077b3490135cb44b91c5c0e4f47f294448de4d304d501 [INFO] running `"docker" "start" "-a" "226dad6c73e2cd98d5b077b3490135cb44b91c5c0e4f47f294448de4d304d501"` [INFO] [stderr] Compiling 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: 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 2.15s [INFO] running `"docker" "inspect" "226dad6c73e2cd98d5b077b3490135cb44b91c5c0e4f47f294448de4d304d501"` [INFO] running `"docker" "rm" "-f" "226dad6c73e2cd98d5b077b3490135cb44b91c5c0e4f47f294448de4d304d501"` [INFO] [stdout] 226dad6c73e2cd98d5b077b3490135cb44b91c5c0e4f47f294448de4d304d501 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 56f384d36cd6655946953420cf16cc983ac95475d7ef426a5ebacbb5bdf2a7f4 [INFO] running `"docker" "start" "-a" "56f384d36cd6655946953420cf16cc983ac95475d7ef426a5ebacbb5bdf2a7f4"` [INFO] [stderr] Compiling 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: 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 0.75s [INFO] running `"docker" "inspect" "56f384d36cd6655946953420cf16cc983ac95475d7ef426a5ebacbb5bdf2a7f4"` [INFO] running `"docker" "rm" "-f" "56f384d36cd6655946953420cf16cc983ac95475d7ef426a5ebacbb5bdf2a7f4"` [INFO] [stdout] 56f384d36cd6655946953420cf16cc983ac95475d7ef426a5ebacbb5bdf2a7f4 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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=warn" "-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" "+1.37.0" "test" "--frozen"` [INFO] [stdout] ea2d76edd47a8f7058d9174b850ea835a3867611cec30fcbdb2e6efd6e7379e3 [INFO] running `"docker" "start" "-a" "ea2d76edd47a8f7058d9174b850ea835a3867611cec30fcbdb2e6efd6e7379e3"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/crater/target/debug/deps/parse_generator-970db11449cb7b37 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "ea2d76edd47a8f7058d9174b850ea835a3867611cec30fcbdb2e6efd6e7379e3"` [INFO] running `"docker" "rm" "-f" "ea2d76edd47a8f7058d9174b850ea835a3867611cec30fcbdb2e6efd6e7379e3"` [INFO] [stdout] ea2d76edd47a8f7058d9174b850ea835a3867611cec30fcbdb2e6efd6e7379e3