[INFO] fetching crate ruby-parser 0.0.0-dev1...
[INFO] testing ruby-parser-0.0.0-dev1 against 1.91.0 for beta-1.92-2
[INFO] extracting crate ruby-parser 0.0.0-dev1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate ruby-parser 0.0.0-dev1
[INFO] finished tweaking crates.io crate ruby-parser 0.0.0-dev1
[INFO] tweaked toml for crates.io crate ruby-parser 0.0.0-dev1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ruby-parser 0.0.0-dev1 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] [stderr]       Adding memchr v2.3.4 (available: v2.7.6)
[INFO] [stderr]       Adding nom v6.2.2 (available: v8.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded codemap v0.1.3
[INFO] [stderr]   Downloaded radium v0.5.3
[INFO] [stderr]   Downloaded nom v6.2.2
[INFO] [stderr]   Downloaded bitvec v0.19.6
[INFO] [stderr]   Downloaded lexical-core v0.7.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9880c64f245567d67a271d063ed12196310386ea6abc93b2fd03bfa212789d7b
[INFO] running `Command { std: "docker" "start" "-a" "9880c64f245567d67a271d063ed12196310386ea6abc93b2fd03bfa212789d7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9880c64f245567d67a271d063ed12196310386ea6abc93b2fd03bfa212789d7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9880c64f245567d67a271d063ed12196310386ea6abc93b2fd03bfa212789d7b", kill_on_drop: false }`
[INFO] [stdout] 9880c64f245567d67a271d063ed12196310386ea6abc93b2fd03bfa212789d7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0bd181303e4ce127176eca2f529ff0c4f0f32515a57ccee5665cd9f9ce00e249
[INFO] running `Command { std: "docker" "start" "-a" "0bd181303e4ce127176eca2f529ff0c4f0f32515a57ccee5665cd9f9ce00e249", kill_on_drop: false }`
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling codemap v0.1.3
[INFO] [stderr]    Compiling nom v6.2.2
[INFO] [stderr]    Compiling bitvec v0.19.6
[INFO] [stderr]    Compiling ruby-parser v0.0.0-dev1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0053]: method `slice_index` has an incompatible type for trait
[INFO] [stdout]    --> src/structs/tracked_location.rs:235:44
[INFO] [stdout]     |
[INFO] [stdout] 235 |     fn slice_index(&self, count: usize) -> Option<usize> {
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^ expected `Result<usize, Needed>`, found `Option<usize>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected signature `fn(&TrackedLocation<_, _>, _) -> Result<usize, Needed>`
[INFO] [stdout]                found signature `fn(&TrackedLocation<_, _>, _) -> Option<usize>`
[INFO] [stdout] help: change the output type to match the trait
[INFO] [stdout]     |
[INFO] [stdout] 235 -     fn slice_index(&self, count: usize) -> Option<usize> {
[INFO] [stdout] 235 +     fn slice_index(&self, count: usize) -> Result<usize, Needed> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lexers/comment.rs:49:36
[INFO] [stdout]     |
[INFO] [stdout]  49 |         return Err(nom::Err::Error((i, crate::ErrorKind::Space)));
[INFO] [stdout]     |                    --------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Error<TrackedLocation<&str, ...>>`, found `(TrackedLocation<&str, ...>, ...)`
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    arguments to this enum variant are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `nom::error::Error<TrackedLocation<&str, metadata::Metadata<'_>>>`
[INFO] [stdout]                 found tuple `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)`
[INFO] [stdout] help: the type constructed contains `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)` due to the type of the argument passed
[INFO] [stdout]    --> src/lexers/comment.rs:49:20
[INFO] [stdout]     |
[INFO] [stdout]  49 |         return Err(nom::Err::Error((i, crate::ErrorKind::Space)));
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^----------------------------^
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    this argument influences the type of `Error`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nom-6.2.2/src/internal.rs:101:3
[INFO] [stdout]     |
[INFO] [stdout] 101 |   Error(E),
[INFO] [stdout]     |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lexers/comment.rs:58:36
[INFO] [stdout]     |
[INFO] [stdout]  58 |         return Err(nom::Err::Error((i, crate::ErrorKind::Space)));
[INFO] [stdout]     |                    --------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Error<TrackedLocation<&str, ...>>`, found `(TrackedLocation<&str, ...>, ...)`
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    arguments to this enum variant are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `nom::error::Error<TrackedLocation<&str, metadata::Metadata<'_>>>`
[INFO] [stdout]                 found tuple `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)`
[INFO] [stdout] help: the type constructed contains `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)` due to the type of the argument passed
[INFO] [stdout]    --> src/lexers/comment.rs:58:20
[INFO] [stdout]     |
[INFO] [stdout]  58 |         return Err(nom::Err::Error((i, crate::ErrorKind::Space)));
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^----------------------------^
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    this argument influences the type of `Error`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nom-6.2.2/src/internal.rs:101:3
[INFO] [stdout]     |
[INFO] [stdout] 101 |   Error(E),
[INFO] [stdout]     |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lexers/expression/argument.rs:34:25
[INFO] [stdout]     |
[INFO] [stdout]  34 |     Err(nom::Err::Error((i, crate::ErrorKind::Char)))
[INFO] [stdout]     |         --------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Error<TrackedLocation<&str, ...>>`, found `(TrackedLocation<&str, ...>, ...)`
[INFO] [stdout]     |         |
[INFO] [stdout]     |         arguments to this enum variant are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `nom::error::Error<TrackedLocation<&str, metadata::Metadata<'_>>>`
[INFO] [stdout]                 found tuple `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)`
[INFO] [stdout] help: the type constructed contains `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)` due to the type of the argument passed
[INFO] [stdout]    --> src/lexers/expression/argument.rs:34:9
[INFO] [stdout]     |
[INFO] [stdout]  34 |     Err(nom::Err::Error((i, crate::ErrorKind::Char)))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^---------------------------^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this argument influences the type of `Error`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nom-6.2.2/src/internal.rs:101:3
[INFO] [stdout]     |
[INFO] [stdout] 101 |   Error(E),
[INFO] [stdout]     |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lexers/expression/assignment.rs:71:25
[INFO] [stdout]     |
[INFO] [stdout]  71 |     Err(nom::Err::Error((i, crate::ErrorKind::Char)))
[INFO] [stdout]     |         --------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Error<TrackedLocation<&str, ...>>`, found `(TrackedLocation<&str, ...>, ...)`
[INFO] [stdout]     |         |
[INFO] [stdout]     |         arguments to this enum variant are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `nom::error::Error<TrackedLocation<&str, metadata::Metadata<'_>>>`
[INFO] [stdout]                 found tuple `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)`
[INFO] [stdout] help: the type constructed contains `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)` due to the type of the argument passed
[INFO] [stdout]    --> src/lexers/expression/assignment.rs:71:9
[INFO] [stdout]     |
[INFO] [stdout]  71 |     Err(nom::Err::Error((i, crate::ErrorKind::Char)))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^---------------------------^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this argument influences the type of `Error`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nom-6.2.2/src/internal.rs:101:3
[INFO] [stdout]     |
[INFO] [stdout] 101 |   Error(E),
[INFO] [stdout]     |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lexers/expression/binary.rs:44:25
[INFO] [stdout]     |
[INFO] [stdout]  44 |     Err(nom::Err::Error((i, crate::ErrorKind::Char)))
[INFO] [stdout]     |         --------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Error<TrackedLocation<&str, ...>>`, found `(TrackedLocation<&str, ...>, ...)`
[INFO] [stdout]     |         |
[INFO] [stdout]     |         arguments to this enum variant are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `nom::error::Error<TrackedLocation<&str, metadata::Metadata<'_>>>`
[INFO] [stdout]                 found tuple `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)`
[INFO] [stdout] help: the type constructed contains `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)` due to the type of the argument passed
[INFO] [stdout]    --> src/lexers/expression/binary.rs:44:9
[INFO] [stdout]     |
[INFO] [stdout]  44 |     Err(nom::Err::Error((i, crate::ErrorKind::Char)))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^---------------------------^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this argument influences the type of `Error`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nom-6.2.2/src/internal.rs:101:3
[INFO] [stdout]     |
[INFO] [stdout] 101 |   Error(E),
[INFO] [stdout]     |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lexers/expression/block.rs:39:25
[INFO] [stdout]     |
[INFO] [stdout]  39 |     Err(nom::Err::Error((i, crate::ErrorKind::Char)))
[INFO] [stdout]     |         --------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Error<TrackedLocation<&str, ...>>`, found `(TrackedLocation<&str, ...>, ...)`
[INFO] [stdout]     |         |
[INFO] [stdout]     |         arguments to this enum variant are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `nom::error::Error<TrackedLocation<&str, metadata::Metadata<'_>>>`
[INFO] [stdout]                 found tuple `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)`
[INFO] [stdout] help: the type constructed contains `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)` due to the type of the argument passed
[INFO] [stdout]    --> src/lexers/expression/block.rs:39:9
[INFO] [stdout]     |
[INFO] [stdout]  39 |     Err(nom::Err::Error((i, crate::ErrorKind::Char)))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^---------------------------^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this argument influences the type of `Error`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nom-6.2.2/src/internal.rs:101:3
[INFO] [stdout]     |
[INFO] [stdout] 101 |   Error(E),
[INFO] [stdout]     |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lexers/expression/logical.rs:39:25
[INFO] [stdout]     |
[INFO] [stdout]  39 |     Err(nom::Err::Error((i, crate::ErrorKind::Char)))
[INFO] [stdout]     |         --------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Error<TrackedLocation<&str, ...>>`, found `(TrackedLocation<&str, ...>, ...)`
[INFO] [stdout]     |         |
[INFO] [stdout]     |         arguments to this enum variant are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `nom::error::Error<TrackedLocation<&str, metadata::Metadata<'_>>>`
[INFO] [stdout]                 found tuple `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)`
[INFO] [stdout] help: the type constructed contains `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)` due to the type of the argument passed
[INFO] [stdout]    --> src/lexers/expression/logical.rs:39:9
[INFO] [stdout]     |
[INFO] [stdout]  39 |     Err(nom::Err::Error((i, crate::ErrorKind::Char)))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^---------------------------^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this argument influences the type of `Error`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nom-6.2.2/src/internal.rs:101:3
[INFO] [stdout]     |
[INFO] [stdout] 101 |   Error(E),
[INFO] [stdout]     |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lexers/expression/method.rs:54:25
[INFO] [stdout]     |
[INFO] [stdout]  54 |     Err(nom::Err::Error((i, crate::ErrorKind::Char)))
[INFO] [stdout]     |         --------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Error<TrackedLocation<&str, ...>>`, found `(TrackedLocation<&str, ...>, ...)`
[INFO] [stdout]     |         |
[INFO] [stdout]     |         arguments to this enum variant are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `nom::error::Error<TrackedLocation<&str, metadata::Metadata<'_>>>`
[INFO] [stdout]                 found tuple `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)`
[INFO] [stdout] help: the type constructed contains `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)` due to the type of the argument passed
[INFO] [stdout]    --> src/lexers/expression/method.rs:54:9
[INFO] [stdout]     |
[INFO] [stdout]  54 |     Err(nom::Err::Error((i, crate::ErrorKind::Char)))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^---------------------------^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this argument influences the type of `Error`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nom-6.2.2/src/internal.rs:101:3
[INFO] [stdout]     |
[INFO] [stdout] 101 |   Error(E),
[INFO] [stdout]     |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lexers/expression/super_.rs:19:25
[INFO] [stdout]     |
[INFO] [stdout]  19 |     Err(nom::Err::Error((i, crate::ErrorKind::Char)))
[INFO] [stdout]     |         --------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Error<TrackedLocation<&str, ...>>`, found `(TrackedLocation<&str, ...>, ...)`
[INFO] [stdout]     |         |
[INFO] [stdout]     |         arguments to this enum variant are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `nom::error::Error<TrackedLocation<&str, metadata::Metadata<'_>>>`
[INFO] [stdout]                 found tuple `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)`
[INFO] [stdout] help: the type constructed contains `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)` due to the type of the argument passed
[INFO] [stdout]    --> src/lexers/expression/super_.rs:19:9
[INFO] [stdout]     |
[INFO] [stdout]  19 |     Err(nom::Err::Error((i, crate::ErrorKind::Char)))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^---------------------------^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this argument influences the type of `Error`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nom-6.2.2/src/internal.rs:101:3
[INFO] [stdout]     |
[INFO] [stdout] 101 |   Error(E),
[INFO] [stdout]     |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lexers/expression/unary.rs:14:25
[INFO] [stdout]     |
[INFO] [stdout]  14 |     Err(nom::Err::Error((i, crate::ErrorKind::Char)))
[INFO] [stdout]     |         --------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Error<TrackedLocation<&str, ...>>`, found `(TrackedLocation<&str, ...>, ...)`
[INFO] [stdout]     |         |
[INFO] [stdout]     |         arguments to this enum variant are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `nom::error::Error<TrackedLocation<&str, metadata::Metadata<'_>>>`
[INFO] [stdout]                 found tuple `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)`
[INFO] [stdout] help: the type constructed contains `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)` due to the type of the argument passed
[INFO] [stdout]    --> src/lexers/expression/unary.rs:14:9
[INFO] [stdout]     |
[INFO] [stdout]  14 |     Err(nom::Err::Error((i, crate::ErrorKind::Char)))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^---------------------------^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this argument influences the type of `Error`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nom-6.2.2/src/internal.rs:101:3
[INFO] [stdout]     |
[INFO] [stdout] 101 |   Error(E),
[INFO] [stdout]     |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lexers/expression/yield_.rs:24:25
[INFO] [stdout]     |
[INFO] [stdout]  24 |     Err(nom::Err::Error((i, crate::ErrorKind::Char)))
[INFO] [stdout]     |         --------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Error<TrackedLocation<&str, ...>>`, found `(TrackedLocation<&str, ...>, ...)`
[INFO] [stdout]     |         |
[INFO] [stdout]     |         arguments to this enum variant are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `nom::error::Error<TrackedLocation<&str, metadata::Metadata<'_>>>`
[INFO] [stdout]                 found tuple `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)`
[INFO] [stdout] help: the type constructed contains `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)` due to the type of the argument passed
[INFO] [stdout]    --> src/lexers/expression/yield_.rs:24:9
[INFO] [stdout]     |
[INFO] [stdout]  24 |     Err(nom::Err::Error((i, crate::ErrorKind::Char)))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^---------------------------^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this argument influences the type of `Error`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nom-6.2.2/src/internal.rs:101:3
[INFO] [stdout]     |
[INFO] [stdout] 101 |   Error(E),
[INFO] [stdout]     |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lexers/expression.rs:63:25
[INFO] [stdout]     |
[INFO] [stdout]  63 |     Err(nom::Err::Error((i, crate::ErrorKind::Char)))
[INFO] [stdout]     |         --------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Error<TrackedLocation<&str, ...>>`, found `(TrackedLocation<&str, ...>, ...)`
[INFO] [stdout]     |         |
[INFO] [stdout]     |         arguments to this enum variant are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `nom::error::Error<TrackedLocation<&str, metadata::Metadata<'_>>>`
[INFO] [stdout]                 found tuple `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)`
[INFO] [stdout] help: the type constructed contains `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)` due to the type of the argument passed
[INFO] [stdout]    --> src/lexers/expression.rs:63:9
[INFO] [stdout]     |
[INFO] [stdout]  63 |     Err(nom::Err::Error((i, crate::ErrorKind::Char)))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^---------------------------^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this argument influences the type of `Error`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nom-6.2.2/src/internal.rs:101:3
[INFO] [stdout]     |
[INFO] [stdout] 101 |   Error(E),
[INFO] [stdout]     |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lexers/program.rs:87:36
[INFO] [stdout]     |
[INFO] [stdout]  87 |         return Err(nom::Err::Error((i, nom::error::ErrorKind::Space)));
[INFO] [stdout]     |                    --------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Error<TrackedLocation<&str, ...>>`, found `(TrackedLocation<&str, ...>, ...)`
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    arguments to this enum variant are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `nom::error::Error<TrackedLocation<&str, metadata::Metadata<'_>>>`
[INFO] [stdout]                 found tuple `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)`
[INFO] [stdout] help: the type constructed contains `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)` due to the type of the argument passed
[INFO] [stdout]    --> src/lexers/program.rs:87:20
[INFO] [stdout]     |
[INFO] [stdout]  87 |         return Err(nom::Err::Error((i, nom::error::ErrorKind::Space)));
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^---------------------------------^
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    this argument influences the type of `Error`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nom-6.2.2/src/internal.rs:101:3
[INFO] [stdout]     |
[INFO] [stdout] 101 |   Error(E),
[INFO] [stdout]     |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lexers/statement.rs:57:25
[INFO] [stdout]     |
[INFO] [stdout]  57 |     Err(nom::Err::Error((i, crate::ErrorKind::Char)))
[INFO] [stdout]     |         --------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Error<TrackedLocation<&str, ...>>`, found `(TrackedLocation<&str, ...>, ...)`
[INFO] [stdout]     |         |
[INFO] [stdout]     |         arguments to this enum variant are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `nom::error::Error<TrackedLocation<&str, metadata::Metadata<'_>>>`
[INFO] [stdout]                 found tuple `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)`
[INFO] [stdout] help: the type constructed contains `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)` due to the type of the argument passed
[INFO] [stdout]    --> src/lexers/statement.rs:57:9
[INFO] [stdout]     |
[INFO] [stdout]  57 |     Err(nom::Err::Error((i, crate::ErrorKind::Char)))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^---------------------------^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this argument influences the type of `Error`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nom-6.2.2/src/internal.rs:101:3
[INFO] [stdout]     |
[INFO] [stdout] 101 |   Error(E),
[INFO] [stdout]     |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lexers/token/literal/array.rs:89:25
[INFO] [stdout]     |
[INFO] [stdout]  89 |     Err(nom::Err::Error((i, crate::ErrorKind::Char)))
[INFO] [stdout]     |         --------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Error<TrackedLocation<&str, ...>>`, found `(TrackedLocation<&str, ...>, ...)`
[INFO] [stdout]     |         |
[INFO] [stdout]     |         arguments to this enum variant are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `nom::error::Error<TrackedLocation<&str, metadata::Metadata<'_>>>`
[INFO] [stdout]                 found tuple `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)`
[INFO] [stdout] help: the type constructed contains `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)` due to the type of the argument passed
[INFO] [stdout]    --> src/lexers/token/literal/array.rs:89:9
[INFO] [stdout]     |
[INFO] [stdout]  89 |     Err(nom::Err::Error((i, crate::ErrorKind::Char)))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^---------------------------^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this argument influences the type of `Error`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nom-6.2.2/src/internal.rs:101:3
[INFO] [stdout]     |
[INFO] [stdout] 101 |   Error(E),
[INFO] [stdout]     |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lexers/token/literal/array.rs:93:25
[INFO] [stdout]     |
[INFO] [stdout]  93 |     Err(nom::Err::Error((i, crate::ErrorKind::Char)))
[INFO] [stdout]     |         --------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Error<TrackedLocation<&str, ...>>`, found `(TrackedLocation<&str, ...>, ...)`
[INFO] [stdout]     |         |
[INFO] [stdout]     |         arguments to this enum variant are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `nom::error::Error<TrackedLocation<&str, metadata::Metadata<'_>>>`
[INFO] [stdout]                 found tuple `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)`
[INFO] [stdout] help: the type constructed contains `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)` due to the type of the argument passed
[INFO] [stdout]    --> src/lexers/token/literal/array.rs:93:9
[INFO] [stdout]     |
[INFO] [stdout]  93 |     Err(nom::Err::Error((i, crate::ErrorKind::Char)))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^---------------------------^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this argument influences the type of `Error`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nom-6.2.2/src/internal.rs:101:3
[INFO] [stdout]     |
[INFO] [stdout] 101 |   Error(E),
[INFO] [stdout]     |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lexers/token/literal/regex.rs:40:25
[INFO] [stdout]     |
[INFO] [stdout]  40 |     Err(nom::Err::Error((i, crate::ErrorKind::Char)))
[INFO] [stdout]     |         --------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Error<TrackedLocation<&str, ...>>`, found `(TrackedLocation<&str, ...>, ...)`
[INFO] [stdout]     |         |
[INFO] [stdout]     |         arguments to this enum variant are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `nom::error::Error<TrackedLocation<&str, metadata::Metadata<'_>>>`
[INFO] [stdout]                 found tuple `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)`
[INFO] [stdout] help: the type constructed contains `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)` due to the type of the argument passed
[INFO] [stdout]    --> src/lexers/token/literal/regex.rs:40:9
[INFO] [stdout]     |
[INFO] [stdout]  40 |     Err(nom::Err::Error((i, crate::ErrorKind::Char)))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^---------------------------^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this argument influences the type of `Error`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nom-6.2.2/src/internal.rs:101:3
[INFO] [stdout]     |
[INFO] [stdout] 101 |   Error(E),
[INFO] [stdout]     |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lexers/token/literal/regex.rs:44:25
[INFO] [stdout]     |
[INFO] [stdout]  44 |     Err(nom::Err::Error((i, crate::ErrorKind::Char)))
[INFO] [stdout]     |         --------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Error<TrackedLocation<&str, ...>>`, found `(TrackedLocation<&str, ...>, ...)`
[INFO] [stdout]     |         |
[INFO] [stdout]     |         arguments to this enum variant are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `nom::error::Error<TrackedLocation<&str, metadata::Metadata<'_>>>`
[INFO] [stdout]                 found tuple `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)`
[INFO] [stdout] help: the type constructed contains `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)` due to the type of the argument passed
[INFO] [stdout]    --> src/lexers/token/literal/regex.rs:44:9
[INFO] [stdout]     |
[INFO] [stdout]  44 |     Err(nom::Err::Error((i, crate::ErrorKind::Char)))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^---------------------------^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this argument influences the type of `Error`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nom-6.2.2/src/internal.rs:101:3
[INFO] [stdout]     |
[INFO] [stdout] 101 |   Error(E),
[INFO] [stdout]     |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lexers/token/literal/string/heredoc.rs:178:36
[INFO] [stdout]     |
[INFO] [stdout] 178 |         return Err(nom::Err::Error((i, crate::ErrorKind::Space)));
[INFO] [stdout]     |                    --------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Error<TrackedLocation<&str, ...>>`, found `(TrackedLocation<&str, ...>, ...)`
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    arguments to this enum variant are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `nom::error::Error<TrackedLocation<&str, metadata::Metadata<'_>>>`
[INFO] [stdout]                 found tuple `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)`
[INFO] [stdout] help: the type constructed contains `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)` due to the type of the argument passed
[INFO] [stdout]    --> src/lexers/token/literal/string/heredoc.rs:178:20
[INFO] [stdout]     |
[INFO] [stdout] 178 |         return Err(nom::Err::Error((i, crate::ErrorKind::Space)));
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^----------------------------^
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    this argument influences the type of `Error`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nom-6.2.2/src/internal.rs:101:3
[INFO] [stdout]     |
[INFO] [stdout] 101 |   Error(E),
[INFO] [stdout]     |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lexers/token/literal/string/heredoc.rs:195:36
[INFO] [stdout]     |
[INFO] [stdout] 195 |         return Err(nom::Err::Error((i, crate::ErrorKind::Space)));
[INFO] [stdout]     |                    --------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Error<TrackedLocation<&str, ...>>`, found `(TrackedLocation<&str, ...>, ...)`
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    arguments to this enum variant are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `nom::error::Error<TrackedLocation<&str, metadata::Metadata<'_>>>`
[INFO] [stdout]                 found tuple `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)`
[INFO] [stdout] help: the type constructed contains `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)` due to the type of the argument passed
[INFO] [stdout]    --> src/lexers/token/literal/string/heredoc.rs:195:20
[INFO] [stdout]     |
[INFO] [stdout] 195 |         return Err(nom::Err::Error((i, crate::ErrorKind::Space)));
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^----------------------------^
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    this argument influences the type of `Error`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nom-6.2.2/src/internal.rs:101:3
[INFO] [stdout]     |
[INFO] [stdout] 101 |   Error(E),
[INFO] [stdout]     |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lexers/token/literal/string/heredoc.rs:208:29
[INFO] [stdout]     |
[INFO] [stdout] 208 |         Err(nom::Err::Error((i.clone(), crate::ErrorKind::Char)))
[INFO] [stdout]     |             --------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Error<TrackedLocation<&str, ...>>`, found `(TrackedLocation<&str, ...>, ...)`
[INFO] [stdout]     |             |
[INFO] [stdout]     |             arguments to this enum variant are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `nom::error::Error<TrackedLocation<&str, metadata::Metadata<'_>>>`
[INFO] [stdout]                 found tuple `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)`
[INFO] [stdout] help: the type constructed contains `(TrackedLocation<&str, metadata::Metadata<'_>>, nom::error::ErrorKind)` due to the type of the argument passed
[INFO] [stdout]    --> src/lexers/token/literal/string/heredoc.rs:208:13
[INFO] [stdout]     |
[INFO] [stdout] 208 |         Err(nom::Err::Error((i.clone(), crate::ErrorKind::Char)))
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^-----------------------------------^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             this argument influences the type of `Error`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nom-6.2.2/src/internal.rs:101:3
[INFO] [stdout]     |
[INFO] [stdout] 101 |   Error(E),
[INFO] [stdout]     |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/structs/tracked_location.rs:236:9
[INFO] [stdout]     |
[INFO] [stdout] 235 |     fn slice_index(&self, count: usize) -> Option<usize> {
[INFO] [stdout]     |                                            ------------- expected `Option<usize>` because of return type
[INFO] [stdout] 236 |         self.input.slice_index(count)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Option<usize>`, found `Result<usize, Needed>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected enum `Option<usize>`
[INFO] [stdout]                found enum `Result<usize, Needed>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0053, E0308.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0053`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ruby-parser` (lib) due to 23 previous errors
[INFO] running `Command { std: "docker" "inspect" "0bd181303e4ce127176eca2f529ff0c4f0f32515a57ccee5665cd9f9ce00e249", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bd181303e4ce127176eca2f529ff0c4f0f32515a57ccee5665cd9f9ce00e249", kill_on_drop: false }`
[INFO] [stdout] 0bd181303e4ce127176eca2f529ff0c4f0f32515a57ccee5665cd9f9ce00e249
