[INFO] updating cached repository ahmelsayed/rr
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ahmelsayed/rr
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ahmelsayed/rr" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/ahmelsayed/rr"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/ahmelsayed/rr'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ahmelsayed/rr" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/ahmelsayed/rr"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/ahmelsayed/rr'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3b9891b6bdad29438c1901d209e1a976d679c98e
[INFO] sha for GitHub repo ahmelsayed/rr: 3b9891b6bdad29438c1901d209e1a976d679c98e
[INFO] validating manifest of ahmelsayed/rr 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 ahmelsayed/rr 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 ahmelsayed/rr
[INFO] finished frobbing ahmelsayed/rr
[INFO] frobbed toml for ahmelsayed/rr written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/ahmelsayed/rr/Cargo.toml
[INFO] started frobbing ahmelsayed/rr
[INFO] finished frobbing ahmelsayed/rr
[INFO] frobbed toml for ahmelsayed/rr written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/ahmelsayed/rr/Cargo.toml
[INFO] crate ahmelsayed/rr 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 ahmelsayed/rr against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-5/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/ahmelsayed/rr:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 14a2df78e9c50755431b7dc90680970aed80d0b5095b44c6b53e779b62454f25
[INFO] running `"docker" "start" "-a" "14a2df78e9c50755431b7dc90680970aed80d0b5095b44c6b53e779b62454f25"`
[INFO] [stderr]     Checking rr v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] error[E0432]: unresolved import `std::ascii::OwnedAsciiExt`
[INFO] [stderr]  --> src/parser.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::ascii::OwnedAsciiExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^ no `OwnedAsciiExt` in `ascii`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `Help` in this scope
[INFO] [stderr]   --> src/parser.rs:20:19
[INFO] [stderr]    |
[INFO] [stderr] 20 |             mode: Help,
[INFO] [stderr]    |                   ^^^^ not found in this scope
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]    |
[INFO] [stderr] 1  | use parser::Mode::Help;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `Help` in this scope
[INFO] [stderr]   --> src/parser.rs:35:51
[INFO] [stderr]    |
[INFO] [stderr] 35 |                 "?" | "help" => rr_options.mode = Help,
[INFO] [stderr]    |                                                   ^^^^ not found in this scope
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]    |
[INFO] [stderr] 1  | use parser::Mode::Help;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `ShowAll` in this scope
[INFO] [stderr]   --> src/parser.rs:36:44
[INFO] [stderr]    |
[INFO] [stderr] 36 |                 "all" => rr_options.mode = ShowAll,
[INFO] [stderr]    |                                            ^^^^^^^ not found in this scope
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]    |
[INFO] [stderr] 1  | use parser::Mode::ShowAll;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `Get` in this scope
[INFO] [stderr]   --> src/parser.rs:38:39
[INFO] [stderr]    |
[INFO] [stderr] 38 |                     rr_options.mode = Get;
[INFO] [stderr]    |                                       ^^^ not found in this scope
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]    |
[INFO] [stderr] 1  | use parser::Mode::Get;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `Delete` in this scope
[INFO] [stderr]   --> src/parser.rs:47:39
[INFO] [stderr]    |
[INFO] [stderr] 47 |                     rr_options.mode = Delete;
[INFO] [stderr]    |                                       ^^^^^^ not found in this scope
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]    |
[INFO] [stderr] 1  | use parser::Mode::Delete;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `Set` in this scope
[INFO] [stderr]   --> src/parser.rs:51:39
[INFO] [stderr]    |
[INFO] [stderr] 51 |                     rr_options.mode = Set;
[INFO] [stderr]    |                                       ^^^ not found in this scope
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]    |
[INFO] [stderr] 1  | use parser::Mode::Set;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `Help` in this scope
[INFO] [stderr]   --> src/parser.rs:58:32
[INFO] [stderr]    |
[INFO] [stderr] 58 |         _ => rr_options.mode = Help
[INFO] [stderr]    |                                ^^^^ not found in this scope
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]    |
[INFO] [stderr] 1  | use parser::Mode::Help;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead
[INFO] [stderr]   --> src/parser.rs:21:18
[INFO] [stderr]    |
[INFO] [stderr] 21 |             key: box None,
[INFO] [stderr]    |                  ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/49733
[INFO] [stderr]    = help: add `#![feature(box_syntax)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead
[INFO] [stderr]   --> src/parser.rs:22:20
[INFO] [stderr]    |
[INFO] [stderr] 22 |             value: box None
[INFO] [stderr]    |                    ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/49733
[INFO] [stderr]    = help: add `#![feature(box_syntax)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead
[INFO] [stderr]   --> src/parser.rs:39:38
[INFO] [stderr]    |
[INFO] [stderr] 39 |                     rr_options.key = box Some(args[1].clone().into_ascii_lower());
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/49733
[INFO] [stderr]    = help: add `#![feature(box_syntax)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead
[INFO] [stderr]   --> src/parser.rs:48:38
[INFO] [stderr]    |
[INFO] [stderr] 48 |                     rr_options.key = box Some(args[2].clone().into_ascii_lower());
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/49733
[INFO] [stderr]    = help: add `#![feature(box_syntax)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead
[INFO] [stderr]   --> src/parser.rs:52:38
[INFO] [stderr]    |
[INFO] [stderr] 52 |                     rr_options.key = box Some(args[1].clone().into_ascii_lower());
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/49733
[INFO] [stderr]    = help: add `#![feature(box_syntax)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead
[INFO] [stderr]   --> src/parser.rs:53:40
[INFO] [stderr]    |
[INFO] [stderr] 53 |                     rr_options.value = box Some(args[2].clone().into_ascii_lower());
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/49733
[INFO] [stderr]    = help: add `#![feature(box_syntax)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::ascii::OwnedAsciiExt`
[INFO] [stderr]  --> src/parser.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::ascii::OwnedAsciiExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^ no `OwnedAsciiExt` in `ascii`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `Help` in this scope
[INFO] [stderr]   --> src/parser.rs:20:19
[INFO] [stderr]    |
[INFO] [stderr] 20 |             mode: Help,
[INFO] [stderr]    |                   ^^^^ not found in this scope
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]    |
[INFO] [stderr] 1  | use parser::Mode::Help;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `Help` in this scope
[INFO] [stderr]   --> src/parser.rs:35:51
[INFO] [stderr]    |
[INFO] [stderr] 35 |                 "?" | "help" => rr_options.mode = Help,
[INFO] [stderr]    |                                                   ^^^^ not found in this scope
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]    |
[INFO] [stderr] 1  | use parser::Mode::Help;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `ShowAll` in this scope
[INFO] [stderr]   --> src/parser.rs:36:44
[INFO] [stderr]    |
[INFO] [stderr] 36 |                 "all" => rr_options.mode = ShowAll,
[INFO] [stderr]    |                                            ^^^^^^^ not found in this scope
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]    |
[INFO] [stderr] 1  | use parser::Mode::ShowAll;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `Get` in this scope
[INFO] [stderr]   --> src/parser.rs:38:39
[INFO] [stderr]    |
[INFO] [stderr] 38 |                     rr_options.mode = Get;
[INFO] [stderr]    |                                       ^^^ not found in this scope
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]    |
[INFO] [stderr] 1  | use parser::Mode::Get;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `Delete` in this scope
[INFO] [stderr]   --> src/parser.rs:47:39
[INFO] [stderr]    |
[INFO] [stderr] 47 |                     rr_options.mode = Delete;
[INFO] [stderr]    |                                       ^^^^^^ not found in this scope
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]    |
[INFO] [stderr] 1  | use parser::Mode::Delete;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `Set` in this scope
[INFO] [stderr]   --> src/parser.rs:51:39
[INFO] [stderr]    |
[INFO] [stderr] 51 |                     rr_options.mode = Set;
[INFO] [stderr]    |                                       ^^^ not found in this scope
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]    |
[INFO] [stderr] 1  | use parser::Mode::Set;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `Help` in this scope
[INFO] [stderr]   --> src/parser.rs:58:32
[INFO] [stderr]    |
[INFO] [stderr] 58 |         _ => rr_options.mode = Help
[INFO] [stderr]    |                                ^^^^ not found in this scope
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]    |
[INFO] [stderr] 1  | use parser::Mode::Help;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead
[INFO] [stderr]   --> src/parser.rs:21:18
[INFO] [stderr]    |
[INFO] [stderr] 21 |             key: box None,
[INFO] [stderr]    |                  ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/49733
[INFO] [stderr]    = help: add `#![feature(box_syntax)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead
[INFO] [stderr]   --> src/parser.rs:22:20
[INFO] [stderr]    |
[INFO] [stderr] 22 |             value: box None
[INFO] [stderr]    |                    ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/49733
[INFO] [stderr]    = help: add `#![feature(box_syntax)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead
[INFO] [stderr]   --> src/parser.rs:39:38
[INFO] [stderr]    |
[INFO] [stderr] 39 |                     rr_options.key = box Some(args[1].clone().into_ascii_lower());
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/49733
[INFO] [stderr]    = help: add `#![feature(box_syntax)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead
[INFO] [stderr]   --> src/parser.rs:48:38
[INFO] [stderr]    |
[INFO] [stderr] 48 |                     rr_options.key = box Some(args[2].clone().into_ascii_lower());
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/49733
[INFO] [stderr]    = help: add `#![feature(box_syntax)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead
[INFO] [stderr]   --> src/parser.rs:52:38
[INFO] [stderr]    |
[INFO] [stderr] 52 |                     rr_options.key = box Some(args[1].clone().into_ascii_lower());
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/49733
[INFO] [stderr]    = help: add `#![feature(box_syntax)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead
[INFO] [stderr]   --> src/parser.rs:53:40
[INFO] [stderr]    |
[INFO] [stderr] 53 |                     rr_options.value = box Some(args[2].clone().into_ascii_lower());
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/49733
[INFO] [stderr]    = help: add `#![feature(box_syntax)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `into_ascii_lower` found for type `std::string::String` in the current scope
[INFO] [stderr]   --> src/parser.rs:34:35
[INFO] [stderr]    |
[INFO] [stderr] 34 |             match args[1].clone().into_ascii_lower().as_slice() {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `into_ascii_lower` found for type `std::string::String` in the current scope
[INFO] [stderr]   --> src/parser.rs:39:63
[INFO] [stderr]    |
[INFO] [stderr] 39 |                     rr_options.key = box Some(args[1].clone().into_ascii_lower());
[INFO] [stderr]    |                                                               ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `into_ascii_lower` found for type `std::string::String` in the current scope
[INFO] [stderr]   --> src/parser.rs:45:35
[INFO] [stderr]    |
[INFO] [stderr] 45 |             match args[1].clone().into_ascii_lower().as_slice() {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `into_ascii_lower` found for type `std::string::String` in the current scope
[INFO] [stderr]   --> src/parser.rs:48:63
[INFO] [stderr]    |
[INFO] [stderr] 48 |                     rr_options.key = box Some(args[2].clone().into_ascii_lower());
[INFO] [stderr]    |                                                               ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `into_ascii_lower` found for type `std::string::String` in the current scope
[INFO] [stderr]   --> src/parser.rs:52:63
[INFO] [stderr]    |
[INFO] [stderr] 52 |                     rr_options.key = box Some(args[1].clone().into_ascii_lower());
[INFO] [stderr]    |                                                               ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `into_ascii_lower` found for type `std::string::String` in the current scope
[INFO] [stderr]   --> src/parser.rs:53:65
[INFO] [stderr]    |
[INFO] [stderr] 53 |                     rr_options.value = box Some(args[2].clone().into_ascii_lower());
[INFO] [stderr]    |                                                                 ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 20 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0425, E0432, E0599, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0425`.
[INFO] [stderr] error: Could not compile `rr`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0599]: no method named `into_ascii_lower` found for type `std::string::String` in the current scope
[INFO] [stderr]   --> src/parser.rs:34:35
[INFO] [stderr]    |
[INFO] [stderr] 34 |             match args[1].clone().into_ascii_lower().as_slice() {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `into_ascii_lower` found for type `std::string::String` in the current scope
[INFO] [stderr]   --> src/parser.rs:39:63
[INFO] [stderr]    |
[INFO] [stderr] 39 |                     rr_options.key = box Some(args[1].clone().into_ascii_lower());
[INFO] [stderr]    |                                                               ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `into_ascii_lower` found for type `std::string::String` in the current scope
[INFO] [stderr]   --> src/parser.rs:45:35
[INFO] [stderr]    |
[INFO] [stderr] 45 |             match args[1].clone().into_ascii_lower().as_slice() {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `into_ascii_lower` found for type `std::string::String` in the current scope
[INFO] [stderr]   --> src/parser.rs:48:63
[INFO] [stderr]    |
[INFO] [stderr] 48 |                     rr_options.key = box Some(args[2].clone().into_ascii_lower());
[INFO] [stderr]    |                                                               ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `into_ascii_lower` found for type `std::string::String` in the current scope
[INFO] [stderr]   --> src/parser.rs:52:63
[INFO] [stderr]    |
[INFO] [stderr] 52 |                     rr_options.key = box Some(args[1].clone().into_ascii_lower());
[INFO] [stderr]    |                                                               ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `into_ascii_lower` found for type `std::string::String` in the current scope
[INFO] [stderr]   --> src/parser.rs:53:65
[INFO] [stderr]    |
[INFO] [stderr] 53 |                     rr_options.value = box Some(args[2].clone().into_ascii_lower());
[INFO] [stderr]    |                                                                 ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 20 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0425, E0432, E0599, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0425`.
[INFO] [stderr] error: Could not compile `rr`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "14a2df78e9c50755431b7dc90680970aed80d0b5095b44c6b53e779b62454f25"`
[INFO] running `"docker" "rm" "-f" "14a2df78e9c50755431b7dc90680970aed80d0b5095b44c6b53e779b62454f25"`
[INFO] [stdout] 14a2df78e9c50755431b7dc90680970aed80d0b5095b44c6b53e779b62454f25