[INFO] updating cached repository https://github.com/MarcoLuglio/Parser [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] f35dcbc2a59f400147f5b1b234b3f2aeade45ebe [INFO] checking MarcoLuglio/Parser against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcoLuglio%2FParser" "/workspace/builds/worker-14/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/MarcoLuglio/Parser on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/MarcoLuglio/Parser [INFO] finished tweaking git repo https://github.com/MarcoLuglio/Parser [INFO] tweaked toml for git repo https://github.com/MarcoLuglio/Parser written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/MarcoLuglio/Parser already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 44b9e602fc618494761c2b5d32d15e085068fd6cf243b7189a1386d828f92ce7 [INFO] running `"docker" "start" "-a" "44b9e602fc618494761c2b5d32d15e085068fd6cf243b7189a1386d828f92ce7"` [INFO] [stderr] Checking parser v0.1.0 (/opt/rustwide/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: if this is intentional, prefix it 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: if this is intentional, prefix it 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: if this is intentional, prefix it 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: unused variable: `character` [INFO] [stderr] --> src/parser.rs:25:7 [INFO] [stderr] | [INFO] [stderr] 25 | for character in source.chars() { [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_character` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [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: 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: if this is intentional, prefix it with an underscore: `_source` [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: 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: if this is intentional, prefix it with an underscore: `_match_character` [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] 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] warning: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.54s [INFO] running `"docker" "inspect" "44b9e602fc618494761c2b5d32d15e085068fd6cf243b7189a1386d828f92ce7"` [INFO] running `"docker" "rm" "-f" "44b9e602fc618494761c2b5d32d15e085068fd6cf243b7189a1386d828f92ce7"` [INFO] [stdout] 44b9e602fc618494761c2b5d32d15e085068fd6cf243b7189a1386d828f92ce7