[INFO] updating cached repository MarcoLuglio/Parser [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/MarcoLuglio/Parser [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/MarcoLuglio/Parser" "work/ex/beta-1.37-6/sources/1.36.0/gh/MarcoLuglio/Parser"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/MarcoLuglio/Parser'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/MarcoLuglio/Parser" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/MarcoLuglio/Parser"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/MarcoLuglio/Parser'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] f35dcbc2a59f400147f5b1b234b3f2aeade45ebe [INFO] sha for GitHub repo MarcoLuglio/Parser: f35dcbc2a59f400147f5b1b234b3f2aeade45ebe [INFO] validating manifest of MarcoLuglio/Parser on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of MarcoLuglio/Parser on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing MarcoLuglio/Parser [INFO] finished frobbing MarcoLuglio/Parser [INFO] frobbed toml for MarcoLuglio/Parser written to work/ex/beta-1.37-6/sources/1.36.0/gh/MarcoLuglio/Parser/Cargo.toml [INFO] started frobbing MarcoLuglio/Parser [INFO] finished frobbing MarcoLuglio/Parser [INFO] frobbed toml for MarcoLuglio/Parser written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/MarcoLuglio/Parser/Cargo.toml [INFO] crate MarcoLuglio/Parser already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing MarcoLuglio/Parser against beta-2019-07-23 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/MarcoLuglio/Parser:/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" "+beta-2019-07-23" "build" "--frozen"` [INFO] [stdout] 7e9dd555a7f3a44d39fdf7982a3e8ef3df4d5962f78a6300534d6cefbe4b8565 [INFO] running `"docker" "start" "-a" "7e9dd555a7f3a44d39fdf7982a3e8ef3df4d5962f78a6300534d6cefbe4b8565"` [INFO] [stderr] Compiling parser v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `character` [INFO] [stderr] --> src/parser.rs:25:7 [INFO] [stderr] | [INFO] [stderr] 25 | for character in source.chars() { [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_character` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `source` [INFO] [stderr] --> src/token.rs:92:25 [INFO] [stderr] | [INFO] [stderr] 92 | pub fn next(&mut self, source:&str, index:usize) { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_source` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `match_character` [INFO] [stderr] --> src/token.rs:135:27 [INFO] [stderr] | [INFO] [stderr] 135 | fn match_keywords(&self, match_character:char) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_match_character` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/parser.rs:68:7 [INFO] [stderr] | [INFO] [stderr] 68 | let mut token_pool = self.token_pool(); [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/parser.rs:72:8 [INFO] [stderr] | [INFO] [stderr] 72 | let mut token = &mut token_pool[i]; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/parser.rs:85:7 [INFO] [stderr] | [INFO] [stderr] 85 | let mut token_pool = self.token_pool(); [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/parser.rs:95:9 [INFO] [stderr] | [INFO] [stderr] 95 | let mut token = &token_pool[i]; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/token.rs:64:2 [INFO] [stderr] | [INFO] [stderr] 64 | pub fn new(token_type:String) -> Token { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `reset` [INFO] [stderr] --> src/token.rs:127:2 [INFO] [stderr] | [INFO] [stderr] 127 | fn reset(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `reset_keywords` [INFO] [stderr] --> src/token.rs:178:2 [INFO] [stderr] | [INFO] [stderr] 178 | fn reset_keywords(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.08s [INFO] running `"docker" "inspect" "7e9dd555a7f3a44d39fdf7982a3e8ef3df4d5962f78a6300534d6cefbe4b8565"` [INFO] running `"docker" "rm" "-f" "7e9dd555a7f3a44d39fdf7982a3e8ef3df4d5962f78a6300534d6cefbe4b8565"` [INFO] [stdout] 7e9dd555a7f3a44d39fdf7982a3e8ef3df4d5962f78a6300534d6cefbe4b8565 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/MarcoLuglio/Parser:/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"` [INFO] [stdout] 4df171753449d5414627c49a23dc8dd88305ce8840965e2cfc26cf729bb2e9a4 [INFO] running `"docker" "start" "-a" "4df171753449d5414627c49a23dc8dd88305ce8840965e2cfc26cf729bb2e9a4"` [INFO] [stderr] Compiling parser v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `character` [INFO] [stderr] --> src/parser.rs:25:7 [INFO] [stderr] | [INFO] [stderr] 25 | for character in source.chars() { [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_character` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `source` [INFO] [stderr] --> src/token.rs:92:25 [INFO] [stderr] | [INFO] [stderr] 92 | pub fn next(&mut self, source:&str, index:usize) { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_source` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `match_character` [INFO] [stderr] --> src/token.rs:135:27 [INFO] [stderr] | [INFO] [stderr] 135 | fn match_keywords(&self, match_character:char) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_match_character` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/parser.rs:68:7 [INFO] [stderr] | [INFO] [stderr] 68 | let mut token_pool = self.token_pool(); [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/parser.rs:72:8 [INFO] [stderr] | [INFO] [stderr] 72 | let mut token = &mut token_pool[i]; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/parser.rs:85:7 [INFO] [stderr] | [INFO] [stderr] 85 | let mut token_pool = self.token_pool(); [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/parser.rs:95:9 [INFO] [stderr] | [INFO] [stderr] 95 | let mut token = &token_pool[i]; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/token.rs:64:2 [INFO] [stderr] | [INFO] [stderr] 64 | pub fn new(token_type:String) -> Token { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `reset` [INFO] [stderr] --> src/token.rs:127:2 [INFO] [stderr] | [INFO] [stderr] 127 | fn reset(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `reset_keywords` [INFO] [stderr] --> src/token.rs:178:2 [INFO] [stderr] | [INFO] [stderr] 178 | fn reset_keywords(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.52s [INFO] running `"docker" "inspect" "4df171753449d5414627c49a23dc8dd88305ce8840965e2cfc26cf729bb2e9a4"` [INFO] running `"docker" "rm" "-f" "4df171753449d5414627c49a23dc8dd88305ce8840965e2cfc26cf729bb2e9a4"` [INFO] [stdout] 4df171753449d5414627c49a23dc8dd88305ce8840965e2cfc26cf729bb2e9a4 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/MarcoLuglio/Parser:/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" "+beta-2019-07-23" "test" "--frozen"` [INFO] [stdout] 18304022b5954d25c478eb31246f542f87ff48c53cef1799c9e193989ea7f510 [INFO] running `"docker" "start" "-a" "18304022b5954d25c478eb31246f542f87ff48c53cef1799c9e193989ea7f510"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/crater/target/debug/deps/parser-16a3743a132e30e7 [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" "18304022b5954d25c478eb31246f542f87ff48c53cef1799c9e193989ea7f510"` [INFO] running `"docker" "rm" "-f" "18304022b5954d25c478eb31246f542f87ff48c53cef1799c9e193989ea7f510"` [INFO] [stdout] 18304022b5954d25c478eb31246f542f87ff48c53cef1799c9e193989ea7f510