[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-1.38-1/sources/1.37.0/gh/MarcoLuglio/Parser"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/MarcoLuglio/Parser'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/MarcoLuglio/Parser" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/MarcoLuglio/Parser"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of MarcoLuglio/Parser 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 MarcoLuglio/Parser [INFO] finished frobbing MarcoLuglio/Parser [INFO] frobbed toml for MarcoLuglio/Parser written to work/ex/beta-1.38-1/sources/1.37.0/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-1.38-1/sources/beta-2019-08-13/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" "+1.37.0" "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 MarcoLuglio/Parser 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] 325d9a117df306ba7bab2b74ed3e7fc7577590be70799e570483d85e6a10368a [INFO] running `"docker" "start" "-a" "325d9a117df306ba7bab2b74ed3e7fc7577590be70799e570483d85e6a10368a"` [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 1.01s [INFO] running `"docker" "inspect" "325d9a117df306ba7bab2b74ed3e7fc7577590be70799e570483d85e6a10368a"` [INFO] running `"docker" "rm" "-f" "325d9a117df306ba7bab2b74ed3e7fc7577590be70799e570483d85e6a10368a"` [INFO] [stdout] 325d9a117df306ba7bab2b74ed3e7fc7577590be70799e570483d85e6a10368a [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 210a2bdb921a20489b88a1dc483d33aefb4b508029defed429c7f587533b9976 [INFO] running `"docker" "start" "-a" "210a2bdb921a20489b88a1dc483d33aefb4b508029defed429c7f587533b9976"` [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 0.72s [INFO] running `"docker" "inspect" "210a2bdb921a20489b88a1dc483d33aefb4b508029defed429c7f587533b9976"` [INFO] running `"docker" "rm" "-f" "210a2bdb921a20489b88a1dc483d33aefb4b508029defed429c7f587533b9976"` [INFO] [stdout] 210a2bdb921a20489b88a1dc483d33aefb4b508029defed429c7f587533b9976 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen"` [INFO] [stdout] ba789a72b6a1d8cc01ce9cdcf8ef09309922b14cfbe33cf90844fb2916a3ede1 [INFO] running `"docker" "start" "-a" "ba789a72b6a1d8cc01ce9cdcf8ef09309922b14cfbe33cf90844fb2916a3ede1"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running /opt/crater/target/debug/deps/parser-8eb34188d12f76b2 [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" "ba789a72b6a1d8cc01ce9cdcf8ef09309922b14cfbe33cf90844fb2916a3ede1"` [INFO] running `"docker" "rm" "-f" "ba789a72b6a1d8cc01ce9cdcf8ef09309922b14cfbe33cf90844fb2916a3ede1"` [INFO] [stdout] ba789a72b6a1d8cc01ce9cdcf8ef09309922b14cfbe33cf90844fb2916a3ede1