[INFO] cloning repository https://github.com/anima-libera/sflk
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/anima-libera/sflk" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanima-libera%2Fsflk", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanima-libera%2Fsflk'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 973e7435ec44e5d775aad5737ad3835b6558d0f2
[INFO] testing anima-libera/sflk against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanima-libera%2Fsflk" "/workspace/builds/worker-26/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-26/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/anima-libera/sflk on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/anima-libera/sflk
[INFO] finished tweaking git repo https://github.com/anima-libera/sflk
[INFO] tweaked toml for git repo https://github.com/anima-libera/sflk written to /workspace/builds/worker-26/source/Cargo.toml
[INFO] crate git repo https://github.com/anima-libera/sflk already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dfbe41000449ba7b43f6cdbc2a2d7eec4d7544843775812fedac53612a9b6ba3
[INFO] running `Command { std: "docker" "start" "-a" "dfbe41000449ba7b43f6cdbc2a2d7eec4d7544843775812fedac53612a9b6ba3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dfbe41000449ba7b43f6cdbc2a2d7eec4d7544843775812fedac53612a9b6ba3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfbe41000449ba7b43f6cdbc2a2d7eec4d7544843775812fedac53612a9b6ba3", kill_on_drop: false }`
[INFO] [stdout] dfbe41000449ba7b43f6cdbc2a2d7eec4d7544843775812fedac53612a9b6ba3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 793302d19ab5e48e1b594c39f48bd6ab4f9688c3e58ba2a00e3d073c65bbb609
[INFO] running `Command { std: "docker" "start" "-a" "793302d19ab5e48e1b594c39f48bd6ab4f9688c3e58ba2a00e3d073c65bbb609", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling libc v0.2.85
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling futures-core v0.3.12
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling futures-sink v0.3.12
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling pin-project-lite v0.1.11
[INFO] [stderr]    Compiling pin-project-lite v0.2.4
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling futures-io v0.3.12
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling sflk v0.1.0 (/opt/rustwide/workdir/sflk-lang)
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling form_urlencoded v1.0.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling tinyvec v1.1.1
[INFO] [stderr]    Compiling futures-channel v0.3.12
[INFO] [stderr]    Compiling futures-task v0.3.12
[INFO] [stdout] warning: unused variable: `loc`
[INFO] [stdout]    --> sflk-lang/src/ast.rs:183:17
[INFO] [stdout]     |
[INFO] [stdout] 183 |     fn tree(&self, loc: &Loc) -> StringTree {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_loc`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `loc`
[INFO] [stdout]    --> sflk-lang/src/ast.rs:216:17
[INFO] [stdout]     |
[INFO] [stdout] 216 |     fn tree(&self, loc: &Loc) -> StringTree {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_loc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `loc`
[INFO] [stdout]    --> sflk-lang/src/ast.rs:249:17
[INFO] [stdout]     |
[INFO] [stdout] 249 |     fn tree(&self, loc: &Loc) -> StringTree {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_loc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `loc`
[INFO] [stdout]    --> sflk-lang/src/ast.rs:260:17
[INFO] [stdout]     |
[INFO] [stdout] 260 |     fn tree(&self, loc: &Loc) -> StringTree {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_loc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `loc`
[INFO] [stdout]    --> sflk-lang/src/ast.rs:323:17
[INFO] [stdout]     |
[INFO] [stdout] 323 |     fn tree(&self, loc: &Loc) -> StringTree {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_loc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `varname`
[INFO] [stdout]    --> sflk-lang/src/ast.rs:436:23
[INFO] [stdout]     |
[INFO] [stdout] 436 |             Expr::VariableName(varname) => false,
[INFO] [stdout]     |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_varname`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `integer_string`
[INFO] [stdout]    --> sflk-lang/src/ast.rs:437:25
[INFO] [stdout]     |
[INFO] [stdout] 437 |             Expr::IntegerLiteral(integer_string) => false,
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_integer_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `string_string`
[INFO] [stdout]    --> sflk-lang/src/ast.rs:438:24
[INFO] [stdout]     |
[INFO] [stdout] 438 |             Expr::StringLiteral(string_string) => false,
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_string_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmts`
[INFO] [stdout]    --> sflk-lang/src/ast.rs:439:23
[INFO] [stdout]     |
[INFO] [stdout] 439 |             Expr::BlockLiteral(stmts) => false,
[INFO] [stdout]     |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_stmts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `no_end_hash_warning`
[INFO] [stdout]    --> sflk-lang/src/parser.rs:337:4
[INFO] [stdout]     |
[INFO] [stdout] 337 |             no_end_hash_warning,
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^ help: try ignoring the field: `no_end_hash_warning: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `warnings`
[INFO] [stdout]   --> sflk-lang/src/ast.rs:17:2
[INFO] [stdout]    |
[INFO] [stdout] 17 |     warnings: Vec<ParsingWarning>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_internal_comments`
[INFO] [stdout]   --> sflk-lang/src/ast.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn add_internal_comments(&mut self, comments: Vec<Node<Comment>>) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `content`
[INFO] [stdout]   --> sflk-lang/src/ast.rs:56:2
[INFO] [stdout]    |
[INFO] [stdout] 56 |     content: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `delimitation_thickness`
[INFO] [stdout]   --> sflk-lang/src/ast.rs:57:2
[INFO] [stdout]    |
[INFO] [stdout] 57 |     delimitation_thickness: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `internal_comments`
[INFO] [stdout]   --> sflk-lang/src/ast.rs:71:2
[INFO] [stdout]    |
[INFO] [stdout] 71 |     internal_comments: Vec<Comment>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_loc`
[INFO] [stdout]   --> sflk-lang/src/ast.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |     pub fn add_loc(mut self, loc: Loc) -> Node<T> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `map`
[INFO] [stdout]   --> sflk-lang/src/ast.rs:99:9
[INFO] [stdout]    |
[INFO] [stdout] 99 |     pub fn map<U>(self, func: impl FnOnce(T) -> U) -> Node<U> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Invalid`
[INFO] [stdout]    --> sflk-lang/src/ast.rs:145:2
[INFO] [stdout]     |
[INFO] [stdout] 145 |     Invalid, // TODO: Add error details
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Invalid`
[INFO] [stdout]    --> sflk-lang/src/ast.rs:166:2
[INFO] [stdout]     |
[INFO] [stdout] 166 |     Invalid, // TODO: Add error details
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_invalid`
[INFO] [stdout]    --> sflk-lang/src/ast.rs:348:5
[INFO] [stdout]     |
[INFO] [stdout] 348 |     fn is_invalid(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_invalid`
[INFO] [stdout]    --> sflk-lang/src/ast.rs:425:5
[INFO] [stdout]     |
[INFO] [stdout] 425 |     fn is_invalid(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_invalid`
[INFO] [stdout]    --> sflk-lang/src/ast.rs:434:5
[INFO] [stdout]     |
[INFO] [stdout] 434 |     fn is_invalid(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_invalid`
[INFO] [stdout]    --> sflk-lang/src/ast.rs:480:5
[INFO] [stdout]     |
[INFO] [stdout] 480 |     fn is_invalid(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `import`
[INFO] [stdout]   --> sflk-lang/src/machine.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn import(&mut self, other: Cx) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Restart`
[INFO] [stdout]   --> sflk-lang/src/machine.rs:45:2
[INFO] [stdout]    |
[INFO] [stdout] 45 |     Restart,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Flow` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> sflk-lang/src/machine.rs:42:10
[INFO] [stdout]    |
[INFO] [stdout] 42 | #[derive(Debug, Clone, PartialEq, Eq)]
[INFO] [stdout]    |          ^^^^^  ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `End`
[INFO] [stdout]   --> sflk-lang/src/machine.rs:46:2
[INFO] [stdout]    |
[INFO] [stdout] 46 |     End,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Flow` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> sflk-lang/src/machine.rs:42:10
[INFO] [stdout]    |
[INFO] [stdout] 42 | #[derive(Debug, Clone, PartialEq, Eq)]
[INFO] [stdout]    |          ^^^^^  ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `varset_if_free`
[INFO] [stdout]    --> sflk-lang/src/machine.rs:140:5
[INFO] [stdout]     |
[INFO] [stdout] 140 |     fn varset_if_free(&mut self, varname: &str, val: Obj) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `prepare_all`
[INFO] [stdout]   --> sflk-lang/src/parser.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn prepare_all(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> sflk-lang/src/program.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn new(stmts: Vec<Stmt>) -> Block {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]  --> sflk-lang/src/scu.rs:6:2
[INFO] [stdout]   |
[INFO] [stdout] 6 |     name: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `SourceCodeUnit` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> sflk-lang/src/scu.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Debug)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `line_offsets`
[INFO] [stdout]  --> sflk-lang/src/scu.rs:8:2
[INFO] [stdout]   |
[INFO] [stdout] 8 |     line_offsets: Vec<usize>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `SourceCodeUnit` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> sflk-lang/src/scu.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Debug)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.16
[INFO] [stdout] warning: 31 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling const-random-macro v0.1.13
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling const-random v0.1.13
[INFO] [stderr]    Compiling ahash v0.3.8
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling dashmap v3.11.10
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling serde_repr v0.1.6
[INFO] [stderr]    Compiling tower-lsp-macros v0.3.0
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling auto_impl v0.4.1
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling futures-util v0.3.12
[INFO] [stderr]    Compiling futures v0.3.12
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling url v2.2.0
[INFO] [stderr]    Compiling lsp-types v0.81.0
[INFO] [stderr]    Compiling tower-lsp v0.13.3
[INFO] [stderr]    Compiling sflk-lsp v0.1.0 (/opt/rustwide/workdir/sflk-lsp)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.10s
[INFO] running `Command { std: "docker" "inspect" "793302d19ab5e48e1b594c39f48bd6ab4f9688c3e58ba2a00e3d073c65bbb609", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "793302d19ab5e48e1b594c39f48bd6ab4f9688c3e58ba2a00e3d073c65bbb609", kill_on_drop: false }`
[INFO] [stdout] 793302d19ab5e48e1b594c39f48bd6ab4f9688c3e58ba2a00e3d073c65bbb609
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31f99e8d0fcdc9bde35ac3b4d06aa368733e8adda86a9a603abeee2d81a4422f
[INFO] running `Command { std: "docker" "start" "-a" "31f99e8d0fcdc9bde35ac3b4d06aa368733e8adda86a9a603abeee2d81a4422f", kill_on_drop: false }`
[INFO] [stderr]    Compiling sflk v0.1.0 (/opt/rustwide/workdir/sflk-lang)
[INFO] [stderr]    Compiling sflk-lsp v0.1.0 (/opt/rustwide/workdir/sflk-lsp)
[INFO] [stdout] warning: unused variable: `loc`
[INFO] [stdout]    --> sflk-lang/src/ast.rs:183:17
[INFO] [stdout]     |
[INFO] [stdout] 183 |     fn tree(&self, loc: &Loc) -> StringTree {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_loc`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `loc`
[INFO] [stdout]    --> sflk-lang/src/ast.rs:216:17
[INFO] [stdout]     |
[INFO] [stdout] 216 |     fn tree(&self, loc: &Loc) -> StringTree {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_loc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `loc`
[INFO] [stdout]    --> sflk-lang/src/ast.rs:249:17
[INFO] [stdout]     |
[INFO] [stdout] 249 |     fn tree(&self, loc: &Loc) -> StringTree {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_loc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `loc`
[INFO] [stdout]    --> sflk-lang/src/ast.rs:260:17
[INFO] [stdout]     |
[INFO] [stdout] 260 |     fn tree(&self, loc: &Loc) -> StringTree {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_loc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `loc`
[INFO] [stdout]    --> sflk-lang/src/ast.rs:323:17
[INFO] [stdout]     |
[INFO] [stdout] 323 |     fn tree(&self, loc: &Loc) -> StringTree {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_loc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `varname`
[INFO] [stdout]    --> sflk-lang/src/ast.rs:436:23
[INFO] [stdout]     |
[INFO] [stdout] 436 |             Expr::VariableName(varname) => false,
[INFO] [stdout]     |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_varname`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `integer_string`
[INFO] [stdout]    --> sflk-lang/src/ast.rs:437:25
[INFO] [stdout]     |
[INFO] [stdout] 437 |             Expr::IntegerLiteral(integer_string) => false,
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_integer_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `string_string`
[INFO] [stdout]    --> sflk-lang/src/ast.rs:438:24
[INFO] [stdout]     |
[INFO] [stdout] 438 |             Expr::StringLiteral(string_string) => false,
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_string_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmts`
[INFO] [stdout]    --> sflk-lang/src/ast.rs:439:23
[INFO] [stdout]     |
[INFO] [stdout] 439 |             Expr::BlockLiteral(stmts) => false,
[INFO] [stdout]     |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_stmts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `no_end_hash_warning`
[INFO] [stdout]    --> sflk-lang/src/parser.rs:337:4
[INFO] [stdout]     |
[INFO] [stdout] 337 |             no_end_hash_warning,
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^ help: try ignoring the field: `no_end_hash_warning: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `warnings`
[INFO] [stdout]   --> sflk-lang/src/ast.rs:17:2
[INFO] [stdout]    |
[INFO] [stdout] 17 |     warnings: Vec<ParsingWarning>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_internal_comments`
[INFO] [stdout]   --> sflk-lang/src/ast.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn add_internal_comments(&mut self, comments: Vec<Node<Comment>>) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `content`
[INFO] [stdout]   --> sflk-lang/src/ast.rs:56:2
[INFO] [stdout]    |
[INFO] [stdout] 56 |     content: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `delimitation_thickness`
[INFO] [stdout]   --> sflk-lang/src/ast.rs:57:2
[INFO] [stdout]    |
[INFO] [stdout] 57 |     delimitation_thickness: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `internal_comments`
[INFO] [stdout]   --> sflk-lang/src/ast.rs:71:2
[INFO] [stdout]    |
[INFO] [stdout] 71 |     internal_comments: Vec<Comment>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_loc`
[INFO] [stdout]   --> sflk-lang/src/ast.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |     pub fn add_loc(mut self, loc: Loc) -> Node<T> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `map`
[INFO] [stdout]   --> sflk-lang/src/ast.rs:99:9
[INFO] [stdout]    |
[INFO] [stdout] 99 |     pub fn map<U>(self, func: impl FnOnce(T) -> U) -> Node<U> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Invalid`
[INFO] [stdout]    --> sflk-lang/src/ast.rs:145:2
[INFO] [stdout]     |
[INFO] [stdout] 145 |     Invalid, // TODO: Add error details
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Invalid`
[INFO] [stdout]    --> sflk-lang/src/ast.rs:166:2
[INFO] [stdout]     |
[INFO] [stdout] 166 |     Invalid, // TODO: Add error details
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_invalid`
[INFO] [stdout]    --> sflk-lang/src/ast.rs:348:5
[INFO] [stdout]     |
[INFO] [stdout] 348 |     fn is_invalid(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_invalid`
[INFO] [stdout]    --> sflk-lang/src/ast.rs:425:5
[INFO] [stdout]     |
[INFO] [stdout] 425 |     fn is_invalid(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_invalid`
[INFO] [stdout]    --> sflk-lang/src/ast.rs:434:5
[INFO] [stdout]     |
[INFO] [stdout] 434 |     fn is_invalid(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_invalid`
[INFO] [stdout]    --> sflk-lang/src/ast.rs:480:5
[INFO] [stdout]     |
[INFO] [stdout] 480 |     fn is_invalid(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `import`
[INFO] [stdout]   --> sflk-lang/src/machine.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn import(&mut self, other: Cx) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Restart`
[INFO] [stdout]   --> sflk-lang/src/machine.rs:45:2
[INFO] [stdout]    |
[INFO] [stdout] 45 |     Restart,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Flow` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> sflk-lang/src/machine.rs:42:10
[INFO] [stdout]    |
[INFO] [stdout] 42 | #[derive(Debug, Clone, PartialEq, Eq)]
[INFO] [stdout]    |          ^^^^^  ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `End`
[INFO] [stdout]   --> sflk-lang/src/machine.rs:46:2
[INFO] [stdout]    |
[INFO] [stdout] 46 |     End,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Flow` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> sflk-lang/src/machine.rs:42:10
[INFO] [stdout]    |
[INFO] [stdout] 42 | #[derive(Debug, Clone, PartialEq, Eq)]
[INFO] [stdout]    |          ^^^^^  ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `varset_if_free`
[INFO] [stdout]    --> sflk-lang/src/machine.rs:140:5
[INFO] [stdout]     |
[INFO] [stdout] 140 |     fn varset_if_free(&mut self, varname: &str, val: Obj) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `prepare_all`
[INFO] [stdout]   --> sflk-lang/src/parser.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn prepare_all(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> sflk-lang/src/program.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn new(stmts: Vec<Stmt>) -> Block {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]  --> sflk-lang/src/scu.rs:6:2
[INFO] [stdout]   |
[INFO] [stdout] 6 |     name: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `SourceCodeUnit` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> sflk-lang/src/scu.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Debug)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `line_offsets`
[INFO] [stdout]  --> sflk-lang/src/scu.rs:8:2
[INFO] [stdout]   |
[INFO] [stdout] 8 |     line_offsets: Vec<usize>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `SourceCodeUnit` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> sflk-lang/src/scu.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Debug)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 31 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/sflk-37693c12f5285a51)
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/sflk_lsp-52ad769bac849a2a)
[INFO] running `Command { std: "docker" "inspect" "31f99e8d0fcdc9bde35ac3b4d06aa368733e8adda86a9a603abeee2d81a4422f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31f99e8d0fcdc9bde35ac3b4d06aa368733e8adda86a9a603abeee2d81a4422f", kill_on_drop: false }`
[INFO] [stdout] 31f99e8d0fcdc9bde35ac3b4d06aa368733e8adda86a9a603abeee2d81a4422f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 821533732e646e542e893c379fa4fa6476f11e4e85a94538b4ae83f50fd97074
[INFO] running `Command { std: "docker" "start" "-a" "821533732e646e542e893c379fa4fa6476f11e4e85a94538b4ae83f50fd97074", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `loc`
[INFO] [stderr]    --> sflk-lang/src/ast.rs:183:17
[INFO] [stderr]     |
[INFO] [stderr] 183 |     fn tree(&self, loc: &Loc) -> StringTree {
[INFO] [stderr]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_loc`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `loc`
[INFO] [stderr]    --> sflk-lang/src/ast.rs:216:17
[INFO] [stderr]     |
[INFO] [stderr] 216 |     fn tree(&self, loc: &Loc) -> StringTree {
[INFO] [stderr]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_loc`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `loc`
[INFO] [stderr]    --> sflk-lang/src/ast.rs:249:17
[INFO] [stderr]     |
[INFO] [stderr] 249 |     fn tree(&self, loc: &Loc) -> StringTree {
[INFO] [stderr]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_loc`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `loc`
[INFO] [stderr]    --> sflk-lang/src/ast.rs:260:17
[INFO] [stderr]     |
[INFO] [stderr] 260 |     fn tree(&self, loc: &Loc) -> StringTree {
[INFO] [stderr]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_loc`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `loc`
[INFO] [stderr]    --> sflk-lang/src/ast.rs:323:17
[INFO] [stderr]     |
[INFO] [stderr] 323 |     fn tree(&self, loc: &Loc) -> StringTree {
[INFO] [stderr]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_loc`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `varname`
[INFO] [stderr]    --> sflk-lang/src/ast.rs:436:23
[INFO] [stderr]     |
[INFO] [stderr] 436 |             Expr::VariableName(varname) => false,
[INFO] [stderr]     |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_varname`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `integer_string`
[INFO] [stderr]    --> sflk-lang/src/ast.rs:437:25
[INFO] [stderr]     |
[INFO] [stderr] 437 |             Expr::IntegerLiteral(integer_string) => false,
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_integer_string`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `string_string`
[INFO] [stderr]    --> sflk-lang/src/ast.rs:438:24
[INFO] [stderr]     |
[INFO] [stderr] 438 |             Expr::StringLiteral(string_string) => false,
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_string_string`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `stmts`
[INFO] [stderr]    --> sflk-lang/src/ast.rs:439:23
[INFO] [stderr]     |
[INFO] [stderr] 439 |             Expr::BlockLiteral(stmts) => false,
[INFO] [stderr]     |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_stmts`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `no_end_hash_warning`
[INFO] [stderr]    --> sflk-lang/src/parser.rs:337:4
[INFO] [stderr]     |
[INFO] [stderr] 337 |             no_end_hash_warning,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^ help: try ignoring the field: `no_end_hash_warning: _`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `warnings`
[INFO] [stderr]   --> sflk-lang/src/ast.rs:17:2
[INFO] [stderr]    |
[INFO] [stderr] 17 |     warnings: Vec<ParsingWarning>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `add_internal_comments`
[INFO] [stderr]   --> sflk-lang/src/ast.rs:46:9
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn add_internal_comments(&mut self, comments: Vec<Node<Comment>>) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `content`
[INFO] [stderr]   --> sflk-lang/src/ast.rs:56:2
[INFO] [stderr]    |
[INFO] [stderr] 56 |     content: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `delimitation_thickness`
[INFO] [stderr]   --> sflk-lang/src/ast.rs:57:2
[INFO] [stderr]    |
[INFO] [stderr] 57 |     delimitation_thickness: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `internal_comments`
[INFO] [stderr]   --> sflk-lang/src/ast.rs:71:2
[INFO] [stderr]    |
[INFO] [stderr] 71 |     internal_comments: Vec<Comment>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `add_loc`
[INFO] [stderr]   --> sflk-lang/src/ast.rs:88:9
[INFO] [stderr]    |
[INFO] [stderr] 88 |     pub fn add_loc(mut self, loc: Loc) -> Node<T> {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `map`
[INFO] [stderr]   --> sflk-lang/src/ast.rs:99:9
[INFO] [stderr]    |
[INFO] [stderr] 99 |     pub fn map<U>(self, func: impl FnOnce(T) -> U) -> Node<U> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Invalid`
[INFO] [stderr]    --> sflk-lang/src/ast.rs:145:2
[INFO] [stderr]     |
[INFO] [stderr] 145 |     Invalid, // TODO: Add error details
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Invalid`
[INFO] [stderr]    --> sflk-lang/src/ast.rs:166:2
[INFO] [stderr]     |
[INFO] [stderr] 166 |     Invalid, // TODO: Add error details
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_invalid`
[INFO] [stderr]    --> sflk-lang/src/ast.rs:348:5
[INFO] [stderr]     |
[INFO] [stderr] 348 |     fn is_invalid(&self) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_invalid`
[INFO] [stderr]    --> sflk-lang/src/ast.rs:425:5
[INFO] [stderr]     |
[INFO] [stderr] 425 |     fn is_invalid(&self) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_invalid`
[INFO] [stderr]    --> sflk-lang/src/ast.rs:434:5
[INFO] [stderr]     |
[INFO] [stderr] 434 |     fn is_invalid(&self) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_invalid`
[INFO] [stderr]    --> sflk-lang/src/ast.rs:480:5
[INFO] [stderr]     |
[INFO] [stderr] 480 |     fn is_invalid(&self) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `import`
[INFO] [stderr]   --> sflk-lang/src/machine.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn import(&mut self, other: Cx) {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Restart`
[INFO] [stderr]   --> sflk-lang/src/machine.rs:45:2
[INFO] [stderr]    |
[INFO] [stderr] 45 |     Restart,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `Flow` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]   --> sflk-lang/src/machine.rs:42:10
[INFO] [stderr]    |
[INFO] [stderr] 42 | #[derive(Debug, Clone, PartialEq, Eq)]
[INFO] [stderr]    |          ^^^^^  ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `End`
[INFO] [stderr]   --> sflk-lang/src/machine.rs:46:2
[INFO] [stderr]    |
[INFO] [stderr] 46 |     End,
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `Flow` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]   --> sflk-lang/src/machine.rs:42:10
[INFO] [stderr]    |
[INFO] [stderr] 42 | #[derive(Debug, Clone, PartialEq, Eq)]
[INFO] [stderr]    |          ^^^^^  ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `varset_if_free`
[INFO] [stderr]    --> sflk-lang/src/machine.rs:140:5
[INFO] [stderr]     |
[INFO] [stderr] 140 |     fn varset_if_free(&mut self, varname: &str, val: Obj) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `prepare_all`
[INFO] [stderr]   --> sflk-lang/src/parser.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn prepare_all(&mut self) {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> sflk-lang/src/program.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn new(stmts: Vec<Stmt>) -> Block {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `name`
[INFO] [stderr]  --> sflk-lang/src/scu.rs:6:2
[INFO] [stderr]   |
[INFO] [stderr] 6 |     name: String,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] note: `SourceCodeUnit` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]  --> sflk-lang/src/scu.rs:4:10
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[derive(Debug)]
[INFO] [stderr]   |          ^^^^^
[INFO] [stderr]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `line_offsets`
[INFO] [stderr]  --> sflk-lang/src/scu.rs:8:2
[INFO] [stderr]   |
[INFO] [stderr] 8 |     line_offsets: Vec<usize>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] note: `SourceCodeUnit` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]  --> sflk-lang/src/scu.rs:4:10
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[derive(Debug)]
[INFO] [stderr]   |          ^^^^^
[INFO] [stderr]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `sflk` (bin "sflk" test) generated 31 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/sflk-37693c12f5285a51)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/sflk_lsp-52ad769bac849a2a)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "821533732e646e542e893c379fa4fa6476f11e4e85a94538b4ae83f50fd97074", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "821533732e646e542e893c379fa4fa6476f11e4e85a94538b4ae83f50fd97074", kill_on_drop: false }`
[INFO] [stdout] 821533732e646e542e893c379fa4fa6476f11e4e85a94538b4ae83f50fd97074