[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] checking anima-libera/sflk against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanima-libera%2Fsflk" "/workspace/builds/worker-54/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-54/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/anima-libera/sflk on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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-54/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 185dbd2ac0ffbb6af1d5f4ba9f0dcb1a65847572fe609c38e4f3917747d01eff
[INFO] running `Command { std: "docker" "start" "-a" "185dbd2ac0ffbb6af1d5f4ba9f0dcb1a65847572fe609c38e4f3917747d01eff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "185dbd2ac0ffbb6af1d5f4ba9f0dcb1a65847572fe609c38e4f3917747d01eff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "185dbd2ac0ffbb6af1d5f4ba9f0dcb1a65847572fe609c38e4f3917747d01eff", kill_on_drop: false }`
[INFO] [stdout] 185dbd2ac0ffbb6af1d5f4ba9f0dcb1a65847572fe609c38e4f3917747d01eff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5729caedb09520e541e2ef77bc03da12187c940e7718a1da612794b2e1d4de2d
[INFO] running `Command { std: "docker" "start" "-a" "5729caedb09520e541e2ef77bc03da12187c940e7718a1da612794b2e1d4de2d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling libc v0.2.85
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]     Checking pin-project-lite v0.1.11
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking sflk v0.1.0 (/opt/rustwide/workdir/sflk-lang)
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking futures-channel v0.3.12
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking unicode-normalization v0.1.16
[INFO] [stderr]     Checking 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] 
[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] 
[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: 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] 
[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] 
[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] [stderr]     Checking idna v0.2.0
[INFO] [stdout] warning: 29 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 29 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling const-random-macro v0.1.13
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking const-random v0.1.13
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking dashmap v3.11.10
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]    Compiling serde_repr v0.1.6
[INFO] [stderr]    Compiling auto_impl v0.4.1
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling tower-lsp-macros v0.3.0
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking futures-util v0.3.12
[INFO] [stderr]     Checking futures v0.3.12
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]     Checking lsp-types v0.81.0
[INFO] [stderr]     Checking tower-lsp v0.13.3
[INFO] [stderr]     Checking sflk-lsp v0.1.0 (/opt/rustwide/workdir/sflk-lsp)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.35s
[INFO] running `Command { std: "docker" "inspect" "5729caedb09520e541e2ef77bc03da12187c940e7718a1da612794b2e1d4de2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5729caedb09520e541e2ef77bc03da12187c940e7718a1da612794b2e1d4de2d", kill_on_drop: false }`
[INFO] [stdout] 5729caedb09520e541e2ef77bc03da12187c940e7718a1da612794b2e1d4de2d