[INFO] cloning repository https://github.com/loafoflead/sili
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/loafoflead/sili" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floafoflead%2Fsili", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floafoflead%2Fsili'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b18134fe712cf90a80c97cee2ff723ffc1d825dc
[INFO] testing loafoflead/sili against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floafoflead%2Fsili" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/loafoflead/sili
[INFO] finished tweaking git repo https://github.com/loafoflead/sili
[INFO] tweaked toml for git repo https://github.com/loafoflead/sili written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/loafoflead/sili on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/loafoflead/sili already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a132f14fd5edb5d5968fcae660085994ac8464e6955cab4a07780a0e2ec54ad
[INFO] running `Command { std: "docker" "start" "-a" "0a132f14fd5edb5d5968fcae660085994ac8464e6955cab4a07780a0e2ec54ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a132f14fd5edb5d5968fcae660085994ac8464e6955cab4a07780a0e2ec54ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a132f14fd5edb5d5968fcae660085994ac8464e6955cab4a07780a0e2ec54ad", kill_on_drop: false }`
[INFO] [stdout] 0a132f14fd5edb5d5968fcae660085994ac8464e6955cab4a07780a0e2ec54ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] d4ce11a0f7390fc8eb9f1f0cf30a08bd32ee469cd85c1190e0eb84d54da09f47
[INFO] running `Command { std: "docker" "start" "-a" "d4ce11a0f7390fc8eb9f1f0cf30a08bd32ee469cd85c1190e0eb84d54da09f47", kill_on_drop: false }`
[INFO] [stderr]    Compiling greebling v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused label
[INFO] [stdout]    --> src/syn.rs:859:2
[INFO] [stdout]     |
[INFO] [stdout] 859 |     'object: loop {
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `obj`
[INFO] [stdout]    --> src/syn.rs:496:23
[INFO] [stdout]     |
[INFO] [stdout] 496 |             Type::Object(obj) => todo!("format obj"),
[INFO] [stdout]     |                          ^^^ help: if this is intentional, prefix it with an underscore: `_obj`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/syn.rs:662:8
[INFO] [stdout]     |
[INFO] [stdout] 662 |             let mut next = tokens.next()?;
[INFO] [stdout]     |                 ----^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to`
[INFO] [stdout]   --> src/type_check.rs:69:33
[INFO] [stdout]    |
[INFO] [stdout] 69 |     for StatementLoc { stmt, from, to } in stmts.iter() {
[INFO] [stdout]    |                                    ^^ help: try ignoring the field: `to: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/type_check.rs:76:30
[INFO] [stdout]    |
[INFO] [stdout] 76 |                 let FuncSignature { ret, args } = &signature;
[INFO] [stdout]    |                                          ^^^^ help: try ignoring the field: `args: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to`
[INFO] [stdout]    --> src/type_check.rs:122:33
[INFO] [stdout]     |
[INFO] [stdout] 122 |     for StatementLoc { stmt, from, to } in stmts.iter() {
[INFO] [stdout]     |                                    ^^ help: try ignoring the field: `to: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ident`
[INFO] [stdout]    --> src/type_check.rs:124:33
[INFO] [stdout]     |
[INFO] [stdout] 124 |             Statement::TypeDeclaration { ident, ty } => {
[INFO] [stdout]     |                                          ^^^^^ help: try ignoring the field: `ident: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `en`
[INFO] [stdout]    --> src/type_check.rs:129:19
[INFO] [stdout]     |
[INFO] [stdout] 129 |                     Object::Enum(en) => todo!("??? should simple enums need variant type checks?"),
[INFO] [stdout]     |                                  ^^ help: if this is intentional, prefix it with an underscore: `_en`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ident`
[INFO] [stdout]    --> src/type_check.rs:132:37
[INFO] [stdout]     |
[INFO] [stdout] 132 |             Statement::FunctionDeclaration { ident, function } => {
[INFO] [stdout]     |                                              ^^^^^ help: try ignoring the field: `ident: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ret`
[INFO] [stdout]    --> src/type_check.rs:134:25
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 let FuncSignature { ret, args } = &signature;
[INFO] [stdout]     |                                     ^^^ help: try ignoring the field: `ret: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rhs`
[INFO] [stdout]    --> src/type_check.rs:143:45
[INFO] [stdout]     |
[INFO] [stdout] 143 |             Statement::Assignment( Assign { lhs, ty, rhs, kind } ) => {
[INFO] [stdout]     |                                                      ^^^ help: try ignoring the field: `rhs: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `kind`
[INFO] [stdout]    --> src/type_check.rs:143:50
[INFO] [stdout]     |
[INFO] [stdout] 143 |             Statement::Assignment( Assign { lhs, ty, rhs, kind } ) => {
[INFO] [stdout]     |                                                           ^^^^ help: try ignoring the field: `kind: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to`
[INFO] [stdout]    --> src/type_check.rs:170:33
[INFO] [stdout]     |
[INFO] [stdout] 170 |     for StatementLoc { stmt, from, to } in stmts.iter() {
[INFO] [stdout]     |                                    ^^ help: try ignoring the field: `to: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `kind`
[INFO] [stdout]    --> src/type_check.rs:172:50
[INFO] [stdout]     |
[INFO] [stdout] 172 |             Statement::Assignment( Assign { lhs, ty, rhs, kind } ) => {
[INFO] [stdout]     |                                                           ^^^^ help: try ignoring the field: `kind: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ident`
[INFO] [stdout]    --> src/type_check.rs:182:37
[INFO] [stdout]     |
[INFO] [stdout] 182 |             Statement::FunctionDeclaration { ident, function } => {
[INFO] [stdout]     |                                              ^^^^^ help: try ignoring the field: `ident: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]    --> src/type_check.rs:206:26
[INFO] [stdout]     |
[INFO] [stdout] 206 |         else if let Type::Path(path) = &field.ty {
[INFO] [stdout]     |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmts`
[INFO] [stdout]    --> src/type_check.rs:215:21
[INFO] [stdout]     |
[INFO] [stdout] 215 |         Expr::Block(Block(stmts)) => todo!("find return type of block"),
[INFO] [stdout]     |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_stmts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `given`
[INFO] [stdout]    --> src/type_check.rs:251:9
[INFO] [stdout]     |
[INFO] [stdout] 251 |         (Some(given), None) => {
[INFO] [stdout]     |               ^^^^^ help: if this is intentional, prefix it with an underscore: `_given`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inferred`
[INFO] [stdout]    --> src/type_check.rs:254:28
[INFO] [stdout]     |
[INFO] [stdout] 254 |         (Some(Type::Infer), Some(inferred)) => {
[INFO] [stdout]     |                                  ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_inferred`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ty`
[INFO] [stdout]    --> src/type_check.rs:277:16
[INFO] [stdout]     |
[INFO] [stdout] 277 |             if let Some(ty) = state.get_type_above(ident, scope) {
[INFO] [stdout]     |                         ^^ help: if this is intentional, prefix it with an underscore: `_ty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ident`
[INFO] [stdout]    --> src/type_check.rs:281:14
[INFO] [stdout]     |
[INFO] [stdout] 281 |         Type::Path(ident) => {
[INFO] [stdout]     |                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_ident`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ParseErrorLoc` is never constructed
[INFO] [stdout]  --> src/tokeniser.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct ParseErrorLoc {
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ParseErrorLoc` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParseError` is never used
[INFO] [stdout]   --> src/tokeniser.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum ParseError {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `at` and `loc_unknown` are never used
[INFO] [stdout]   --> src/tokeniser.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | impl ParseError {
[INFO] [stdout]    | --------------- methods in this implementation
[INFO] [stdout] 34 |     fn at(self, loc: Location) -> ParseErrorLoc {
[INFO] [stdout]    |        ^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     fn loc_unknown(self) -> ParseErrorLoc {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `ParseResult` is never used
[INFO] [stdout]   --> src/tokeniser.rs:65:6
[INFO] [stdout]    |
[INFO] [stdout] 65 | type ParseResult<T> = Result<T, ParseErrorLoc>;
[INFO] [stdout]    |      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `TokenOps` is never used
[INFO] [stdout]    --> src/tokeniser.rs:434:7
[INFO] [stdout]     |
[INFO] [stdout] 434 | trait TokenOps<'a> {
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "d4ce11a0f7390fc8eb9f1f0cf30a08bd32ee469cd85c1190e0eb84d54da09f47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4ce11a0f7390fc8eb9f1f0cf30a08bd32ee469cd85c1190e0eb84d54da09f47", kill_on_drop: false }`
[INFO] [stdout] d4ce11a0f7390fc8eb9f1f0cf30a08bd32ee469cd85c1190e0eb84d54da09f47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 8a008576fccdd4a7bb0775e3cd8c9575fcef19366e6e4737a085d43b6f0ec811
[INFO] running `Command { std: "docker" "start" "-a" "8a008576fccdd4a7bb0775e3cd8c9575fcef19366e6e4737a085d43b6f0ec811", kill_on_drop: false }`
[INFO] [stderr]    Compiling greebling v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused label
[INFO] [stdout]    --> src/syn.rs:859:2
[INFO] [stdout]     |
[INFO] [stdout] 859 |     'object: loop {
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `obj`
[INFO] [stdout]    --> src/syn.rs:496:23
[INFO] [stdout]     |
[INFO] [stdout] 496 |             Type::Object(obj) => todo!("format obj"),
[INFO] [stdout]     |                          ^^^ help: if this is intentional, prefix it with an underscore: `_obj`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/syn.rs:662:8
[INFO] [stdout]     |
[INFO] [stdout] 662 |             let mut next = tokens.next()?;
[INFO] [stdout]     |                 ----^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to`
[INFO] [stdout]   --> src/type_check.rs:69:33
[INFO] [stdout]    |
[INFO] [stdout] 69 |     for StatementLoc { stmt, from, to } in stmts.iter() {
[INFO] [stdout]    |                                    ^^ help: try ignoring the field: `to: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/type_check.rs:76:30
[INFO] [stdout]    |
[INFO] [stdout] 76 |                 let FuncSignature { ret, args } = &signature;
[INFO] [stdout]    |                                          ^^^^ help: try ignoring the field: `args: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to`
[INFO] [stdout]    --> src/type_check.rs:122:33
[INFO] [stdout]     |
[INFO] [stdout] 122 |     for StatementLoc { stmt, from, to } in stmts.iter() {
[INFO] [stdout]     |                                    ^^ help: try ignoring the field: `to: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ident`
[INFO] [stdout]    --> src/type_check.rs:124:33
[INFO] [stdout]     |
[INFO] [stdout] 124 |             Statement::TypeDeclaration { ident, ty } => {
[INFO] [stdout]     |                                          ^^^^^ help: try ignoring the field: `ident: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `en`
[INFO] [stdout]    --> src/type_check.rs:129:19
[INFO] [stdout]     |
[INFO] [stdout] 129 |                     Object::Enum(en) => todo!("??? should simple enums need variant type checks?"),
[INFO] [stdout]     |                                  ^^ help: if this is intentional, prefix it with an underscore: `_en`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ident`
[INFO] [stdout]    --> src/type_check.rs:132:37
[INFO] [stdout]     |
[INFO] [stdout] 132 |             Statement::FunctionDeclaration { ident, function } => {
[INFO] [stdout]     |                                              ^^^^^ help: try ignoring the field: `ident: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ret`
[INFO] [stdout]    --> src/type_check.rs:134:25
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 let FuncSignature { ret, args } = &signature;
[INFO] [stdout]     |                                     ^^^ help: try ignoring the field: `ret: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rhs`
[INFO] [stdout]    --> src/type_check.rs:143:45
[INFO] [stdout]     |
[INFO] [stdout] 143 |             Statement::Assignment( Assign { lhs, ty, rhs, kind } ) => {
[INFO] [stdout]     |                                                      ^^^ help: try ignoring the field: `rhs: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `kind`
[INFO] [stdout]    --> src/type_check.rs:143:50
[INFO] [stdout]     |
[INFO] [stdout] 143 |             Statement::Assignment( Assign { lhs, ty, rhs, kind } ) => {
[INFO] [stdout]     |                                                           ^^^^ help: try ignoring the field: `kind: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to`
[INFO] [stdout]    --> src/type_check.rs:170:33
[INFO] [stdout]     |
[INFO] [stdout] 170 |     for StatementLoc { stmt, from, to } in stmts.iter() {
[INFO] [stdout]     |                                    ^^ help: try ignoring the field: `to: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `kind`
[INFO] [stdout]    --> src/type_check.rs:172:50
[INFO] [stdout]     |
[INFO] [stdout] 172 |             Statement::Assignment( Assign { lhs, ty, rhs, kind } ) => {
[INFO] [stdout]     |                                                           ^^^^ help: try ignoring the field: `kind: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ident`
[INFO] [stdout]    --> src/type_check.rs:182:37
[INFO] [stdout]     |
[INFO] [stdout] 182 |             Statement::FunctionDeclaration { ident, function } => {
[INFO] [stdout]     |                                              ^^^^^ help: try ignoring the field: `ident: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]    --> src/type_check.rs:206:26
[INFO] [stdout]     |
[INFO] [stdout] 206 |         else if let Type::Path(path) = &field.ty {
[INFO] [stdout]     |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmts`
[INFO] [stdout]    --> src/type_check.rs:215:21
[INFO] [stdout]     |
[INFO] [stdout] 215 |         Expr::Block(Block(stmts)) => todo!("find return type of block"),
[INFO] [stdout]     |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_stmts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `given`
[INFO] [stdout]    --> src/type_check.rs:251:9
[INFO] [stdout]     |
[INFO] [stdout] 251 |         (Some(given), None) => {
[INFO] [stdout]     |               ^^^^^ help: if this is intentional, prefix it with an underscore: `_given`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inferred`
[INFO] [stdout]    --> src/type_check.rs:254:28
[INFO] [stdout]     |
[INFO] [stdout] 254 |         (Some(Type::Infer), Some(inferred)) => {
[INFO] [stdout]     |                                  ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_inferred`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ty`
[INFO] [stdout]    --> src/type_check.rs:277:16
[INFO] [stdout]     |
[INFO] [stdout] 277 |             if let Some(ty) = state.get_type_above(ident, scope) {
[INFO] [stdout]     |                         ^^ help: if this is intentional, prefix it with an underscore: `_ty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ident`
[INFO] [stdout]    --> src/type_check.rs:281:14
[INFO] [stdout]     |
[INFO] [stdout] 281 |         Type::Path(ident) => {
[INFO] [stdout]     |                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_ident`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ParseErrorLoc` is never constructed
[INFO] [stdout]  --> src/tokeniser.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct ParseErrorLoc {
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ParseErrorLoc` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParseError` is never used
[INFO] [stdout]   --> src/tokeniser.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum ParseError {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `at` and `loc_unknown` are never used
[INFO] [stdout]   --> src/tokeniser.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | impl ParseError {
[INFO] [stdout]    | --------------- methods in this implementation
[INFO] [stdout] 34 |     fn at(self, loc: Location) -> ParseErrorLoc {
[INFO] [stdout]    |        ^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     fn loc_unknown(self) -> ParseErrorLoc {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `ParseResult` is never used
[INFO] [stdout]   --> src/tokeniser.rs:65:6
[INFO] [stdout]    |
[INFO] [stdout] 65 | type ParseResult<T> = Result<T, ParseErrorLoc>;
[INFO] [stdout]    |      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `TokenOps` is never used
[INFO] [stdout]    --> src/tokeniser.rs:434:7
[INFO] [stdout]     |
[INFO] [stdout] 434 | trait TokenOps<'a> {
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "8a008576fccdd4a7bb0775e3cd8c9575fcef19366e6e4737a085d43b6f0ec811", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a008576fccdd4a7bb0775e3cd8c9575fcef19366e6e4737a085d43b6f0ec811", kill_on_drop: false }`
[INFO] [stdout] 8a008576fccdd4a7bb0775e3cd8c9575fcef19366e6e4737a085d43b6f0ec811
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 80c55a3b023a9af02af620c5ebeb26f935e1314a8e6589958a1e8fa53a98edee
[INFO] running `Command { std: "docker" "start" "-a" "80c55a3b023a9af02af620c5ebeb26f935e1314a8e6589958a1e8fa53a98edee", kill_on_drop: false }`
[INFO] [stderr] warning: unused label
[INFO] [stderr]    --> src/syn.rs:859:2
[INFO] [stderr]     |
[INFO] [stderr] 859 |     'object: loop {
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_labels)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `obj`
[INFO] [stderr]    --> src/syn.rs:496:23
[INFO] [stderr]     |
[INFO] [stderr] 496 |             Type::Object(obj) => todo!("format obj"),
[INFO] [stderr]     |                          ^^^ help: if this is intentional, prefix it with an underscore: `_obj`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/syn.rs:662:8
[INFO] [stderr]     |
[INFO] [stderr] 662 |             let mut next = tokens.next()?;
[INFO] [stderr]     |                 ----^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `to`
[INFO] [stderr]   --> src/type_check.rs:69:33
[INFO] [stderr]    |
[INFO] [stderr] 69 |     for StatementLoc { stmt, from, to } in stmts.iter() {
[INFO] [stderr]    |                                    ^^ help: try ignoring the field: `to: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/type_check.rs:76:30
[INFO] [stderr]    |
[INFO] [stderr] 76 |                 let FuncSignature { ret, args } = &signature;
[INFO] [stderr]    |                                          ^^^^ help: try ignoring the field: `args: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `to`
[INFO] [stderr]    --> src/type_check.rs:122:33
[INFO] [stderr]     |
[INFO] [stderr] 122 |     for StatementLoc { stmt, from, to } in stmts.iter() {
[INFO] [stderr]     |                                    ^^ help: try ignoring the field: `to: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ident`
[INFO] [stderr]    --> src/type_check.rs:124:33
[INFO] [stderr]     |
[INFO] [stderr] 124 |             Statement::TypeDeclaration { ident, ty } => {
[INFO] [stderr]     |                                          ^^^^^ help: try ignoring the field: `ident: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `en`
[INFO] [stderr]    --> src/type_check.rs:129:19
[INFO] [stderr]     |
[INFO] [stderr] 129 |                     Object::Enum(en) => todo!("??? should simple enums need variant type checks?"),
[INFO] [stderr]     |                                  ^^ help: if this is intentional, prefix it with an underscore: `_en`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ident`
[INFO] [stderr]    --> src/type_check.rs:132:37
[INFO] [stderr]     |
[INFO] [stderr] 132 |             Statement::FunctionDeclaration { ident, function } => {
[INFO] [stderr]     |                                              ^^^^^ help: try ignoring the field: `ident: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ret`
[INFO] [stderr]    --> src/type_check.rs:134:25
[INFO] [stderr]     |
[INFO] [stderr] 134 |                 let FuncSignature { ret, args } = &signature;
[INFO] [stderr]     |                                     ^^^ help: try ignoring the field: `ret: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rhs`
[INFO] [stderr]    --> src/type_check.rs:143:45
[INFO] [stderr]     |
[INFO] [stderr] 143 |             Statement::Assignment( Assign { lhs, ty, rhs, kind } ) => {
[INFO] [stderr]     |                                                      ^^^ help: try ignoring the field: `rhs: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `kind`
[INFO] [stderr]    --> src/type_check.rs:143:50
[INFO] [stderr]     |
[INFO] [stderr] 143 |             Statement::Assignment( Assign { lhs, ty, rhs, kind } ) => {
[INFO] [stderr]     |                                                           ^^^^ help: try ignoring the field: `kind: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `to`
[INFO] [stderr]    --> src/type_check.rs:170:33
[INFO] [stderr]     |
[INFO] [stderr] 170 |     for StatementLoc { stmt, from, to } in stmts.iter() {
[INFO] [stderr]     |                                    ^^ help: try ignoring the field: `to: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `kind`
[INFO] [stderr]    --> src/type_check.rs:172:50
[INFO] [stderr]     |
[INFO] [stderr] 172 |             Statement::Assignment( Assign { lhs, ty, rhs, kind } ) => {
[INFO] [stderr]     |                                                           ^^^^ help: try ignoring the field: `kind: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ident`
[INFO] [stderr]    --> src/type_check.rs:182:37
[INFO] [stderr]     |
[INFO] [stderr] 182 |             Statement::FunctionDeclaration { ident, function } => {
[INFO] [stderr]     |                                              ^^^^^ help: try ignoring the field: `ident: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]    --> src/type_check.rs:206:26
[INFO] [stderr]     |
[INFO] [stderr] 206 |         else if let Type::Path(path) = &field.ty {
[INFO] [stderr]     |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `stmts`
[INFO] [stderr]    --> src/type_check.rs:215:21
[INFO] [stderr]     |
[INFO] [stderr] 215 |         Expr::Block(Block(stmts)) => todo!("find return type of block"),
[INFO] [stderr]     |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_stmts`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `given`
[INFO] [stderr]    --> src/type_check.rs:251:9
[INFO] [stderr]     |
[INFO] [stderr] 251 |         (Some(given), None) => {
[INFO] [stderr]     |               ^^^^^ help: if this is intentional, prefix it with an underscore: `_given`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `inferred`
[INFO] [stderr]    --> src/type_check.rs:254:28
[INFO] [stderr]     |
[INFO] [stderr] 254 |         (Some(Type::Infer), Some(inferred)) => {
[INFO] [stderr]     |                                  ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_inferred`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ty`
[INFO] [stderr]    --> src/type_check.rs:277:16
[INFO] [stderr]     |
[INFO] [stderr] 277 |             if let Some(ty) = state.get_type_above(ident, scope) {
[INFO] [stderr]     |                         ^^ help: if this is intentional, prefix it with an underscore: `_ty`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ident`
[INFO] [stderr]    --> src/type_check.rs:281:14
[INFO] [stderr]     |
[INFO] [stderr] 281 |         Type::Path(ident) => {
[INFO] [stderr]     |                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_ident`
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ParseErrorLoc` is never constructed
[INFO] [stderr]  --> src/tokeniser.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct ParseErrorLoc {
[INFO] [stderr]   |            ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `ParseErrorLoc` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum `ParseError` is never used
[INFO] [stderr]   --> src/tokeniser.rs:21:10
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub enum ParseError {
[INFO] [stderr]    |          ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: methods `at` and `loc_unknown` are never used
[INFO] [stderr]   --> src/tokeniser.rs:34:8
[INFO] [stderr]    |
[INFO] [stderr] 33 | impl ParseError {
[INFO] [stderr]    | --------------- methods in this implementation
[INFO] [stderr] 34 |     fn at(self, loc: Location) -> ParseErrorLoc {
[INFO] [stderr]    |        ^^
[INFO] [stderr] ...
[INFO] [stderr] 41 |     fn loc_unknown(self) -> ParseErrorLoc {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `ParseResult` is never used
[INFO] [stderr]   --> src/tokeniser.rs:65:6
[INFO] [stderr]    |
[INFO] [stderr] 65 | type ParseResult<T> = Result<T, ParseErrorLoc>;
[INFO] [stderr]    |      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `TokenOps` is never used
[INFO] [stderr]    --> src/tokeniser.rs:434:7
[INFO] [stderr]     |
[INFO] [stderr] 434 | trait TokenOps<'a> {
[INFO] [stderr]     |       ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `greebling` (bin "greebling" test) generated 26 warnings (run `cargo fix --bin "greebling" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/greebling-43573dd76963f7fa)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test function_arguments_and_fields ... ok
[INFO] [stdout] test basic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "80c55a3b023a9af02af620c5ebeb26f935e1314a8e6589958a1e8fa53a98edee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80c55a3b023a9af02af620c5ebeb26f935e1314a8e6589958a1e8fa53a98edee", kill_on_drop: false }`
[INFO] [stdout] 80c55a3b023a9af02af620c5ebeb26f935e1314a8e6589958a1e8fa53a98edee