[INFO] cloning repository https://github.com/samsieber/rubber-duck
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/samsieber/rubber-duck" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamsieber%2Frubber-duck", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamsieber%2Frubber-duck'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7286a3f8dbe7783cd77fe53fbc7166fa522c94f8
[INFO] building samsieber/rubber-duck against master#ff34b919075f35a1787659e9c448a34b06bab8de for issue-85264
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamsieber%2Frubber-duck" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/samsieber/rubber-duck on toolchain ff34b919075f35a1787659e9c448a34b06bab8de
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/samsieber/rubber-duck
[INFO] finished tweaking git repo https://github.com/samsieber/rubber-duck
[INFO] tweaked toml for git repo https://github.com/samsieber/rubber-duck written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/samsieber/rubber-duck already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cc5e499ce2672de4aae7dfbc07ed35bfd07d7653031faa019733cffcfaf2939e
[INFO] running `Command { std: "docker" "start" "-a" "cc5e499ce2672de4aae7dfbc07ed35bfd07d7653031faa019733cffcfaf2939e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc5e499ce2672de4aae7dfbc07ed35bfd07d7653031faa019733cffcfaf2939e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc5e499ce2672de4aae7dfbc07ed35bfd07d7653031faa019733cffcfaf2939e", kill_on_drop: false }`
[INFO] [stdout] cc5e499ce2672de4aae7dfbc07ed35bfd07d7653031faa019733cffcfaf2939e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17a7c3ad84951c79ce4ae8a230defe95ed45e68bca62b4eb7554aaea1f19e86d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "17a7c3ad84951c79ce4ae8a230defe95ed45e68bca62b4eb7554aaea1f19e86d", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]    Compiling proc-macro-hack v0.5.3
[INFO] [stderr]    Compiling rubber_duck_macro v0.2.0 (/opt/rustwide/workdir/rubber_duck_macro)
[INFO] [stdout] warning: unused import: `quote_spanned`
[INFO] [stdout]  --> rubber_duck_macro/src/call.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use quote::{quote, quote_spanned};
[INFO] [stdout]   |                    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `syn::spanned::Spanned`
[INFO] [stdout]  --> rubber_duck_macro/src/call.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use syn::spanned::Spanned;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ExprMethodCall`, `Type`
[INFO] [stdout]  --> rubber_duck_macro/src/call.rs:4:50
[INFO] [stdout]   |
[INFO] [stdout] 4 | use syn::{parse_macro_input, Expr, Ident, Token, Type, ExprMethodCall};
[INFO] [stdout]   |                                                  ^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `bracketed`, `parenthesized`
[INFO] [stdout]  --> rubber_duck_macro/src/call.rs:8:19
[INFO] [stdout]   |
[INFO] [stdout] 8 | use syn::{braced, bracketed, parenthesized, parse_quote};
[INFO] [stdout]   |                   ^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `syn::ExprCall`
[INFO] [stdout]   --> rubber_duck_macro/src/call.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use syn::ExprCall;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `syn::export::ToTokens`
[INFO] [stdout]  --> rubber_duck_macro/src/builder.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use syn::export::ToTokens;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Expr`, `Field`, `Fields`, `Item`, `Lit`, `MetaNameValue`, `Meta`
[INFO] [stdout]  --> rubber_duck_macro/src/builder.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Expr, Field, Fields, GenericArgument, Ident, Item, Lit, Meta, MetaNameValue,
[INFO] [stdout]   |     ^^^^  ^^^^^  ^^^^^^                          ^^^^  ^^^  ^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parse_fn::FieldRole`
[INFO] [stdout]   --> rubber_duck_macro/src/builder.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::parse_fn::FieldRole;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parse_fn::FieldRole`
[INFO] [stdout]  --> rubber_duck_macro/src/build.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::parse_fn::FieldRole;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> rubber_duck_macro/src/call.rs:78:57
[INFO] [stdout]    |
[INFO] [stdout] 78 |                     brace.surround(&mut braced_tokens, |v|{});
[INFO] [stdout]    |                                                         ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]   --> rubber_duck_macro/src/build.rs:28:72
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let p_expr_expanders = structure.positional().enumerate().map(|(i, p)| {
[INFO] [stdout]    |                                                                        ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `ExpressionList`
[INFO] [stdout]   --> rubber_duck_macro/src/call.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct ExpressionList {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `gen_builder`
[INFO] [stdout]  --> rubber_duck_macro/src/build.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn gen_builder(structure: &parse_fn::Structure) -> ::proc_macro2::TokenStream {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rubber_duck v0.2.2 (/opt/rustwide/workdir/rubber_duck)
[INFO] [stderr]    Compiling example_api v0.1.0 (/opt/rustwide/workdir/example_api)
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> example_api/src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::PathBuf`
[INFO] [stdout]  --> example_api/src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::path::PathBuf;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]   --> example_api/src/lib.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     use std::path::Path;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `is_a_test` should have an upper camel case name
[INFO] [stdout]   --> example_api/src/lib.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn is_a_test(name: String, message: String) -> String {
[INFO] [stdout]    |            ^^^^^^^^^ help: convert the identifier to upper camel case: `IsATest`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `two_pos` should have an upper camel case name
[INFO] [stdout]   --> example_api/src/lib.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn two_pos(loc: String, message: String, name: String) -> String {
[INFO] [stdout]    |            ^^^^^^^ help: convert the identifier to upper camel case: `TwoPos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `open_file` should have an upper camel case name
[INFO] [stdout]   --> example_api/src/lib.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn open_file(
[INFO] [stdout]    |            ^^^^^^^^^ help: convert the identifier to upper camel case: `OpenFile`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `test`
[INFO] [stdout]   --> example_api/src/lib.rs:73:37
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn match_struct_S(S { name: test, greeting, answer} : S){
[INFO] [stdout]    |                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_test`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `greeting`
[INFO] [stdout]   --> example_api/src/lib.rs:73:43
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn match_struct_S(S { name: test, greeting, answer} : S){
[INFO] [stdout]    |                                           ^^^^^^^^ help: try ignoring the field: `greeting: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `answer`
[INFO] [stdout]   --> example_api/src/lib.rs:73:53
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn match_struct_S(S { name: test, greeting, answer} : S){
[INFO] [stdout]    |                                                     ^^^^^^ help: try ignoring the field: `answer: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `match_struct_S` should have a snake case name
[INFO] [stdout]   --> example_api/src/lib.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn match_struct_S(S { name: test, greeting, answer} : S){
[INFO] [stdout]    |            ^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `match_struct_s`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling example_consumer v0.1.0 (/opt/rustwide/workdir/example_consumer)
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] Parsed type: TypePath { qself: None, path: Path { leading_colon: None, segments: [PathSegment { ident: Ident { ident: "is_a_test", span: #0 bytes(982..991) }, arguments: None }] } }
[INFO] [stderr] Ident:true
[INFO] [stderr] Colon:true
[INFO] [stderr] Comma:false
[INFO] [stderr] Parsing named field
[INFO] [stderr] Found a colon
[INFO] [stderr] Parsing named field
[INFO] [stderr] Found a colon
[INFO] [stderr] Done parsing
[INFO] [stderr] Done parsing stream
[INFO] [stderr] Parsed type: TypePath { qself: None, path: Path { leading_colon: None, segments: [PathSegment { ident: Ident { ident: "module", span: #0 bytes(1158..1164) }, arguments: None }, Colon2, PathSegment { ident: Ident { ident: "is_a_test", span: #0 bytes(1166..1175) }, arguments: None }] } }
[INFO] [stderr] Ident:true
[INFO] [stderr] Colon:true
[INFO] [stderr] Comma:false
[INFO] [stderr] Parsing named field
[INFO] [stderr] Found a colon
[INFO] [stderr] Parsing named field
[INFO] [stderr] Found a colon
[INFO] [stderr] Done parsing
[INFO] [stderr] Done parsing stream
[INFO] [stdout] warning: function is never used: `test_plain_wrapping`
[INFO] [stdout]   --> example_consumer/src/lib.rs:36:16
[INFO] [stdout]    |
[INFO] [stdout] 36 |         pub fn test_plain_wrapping() -> String {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_nested_wrapping`
[INFO] [stdout]   --> example_consumer/src/lib.rs:41:16
[INFO] [stdout]    |
[INFO] [stdout] 41 |         pub fn test_nested_wrapping() -> String {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_plain_fn`
[INFO] [stdout]   --> example_consumer/src/lib.rs:46:16
[INFO] [stdout]    |
[INFO] [stdout] 46 |         pub fn test_plain_fn() -> String {
[INFO] [stdout]    |                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_nested_fn`
[INFO] [stdout]   --> example_consumer/src/lib.rs:51:16
[INFO] [stdout]    |
[INFO] [stdout] 51 |         pub fn test_nested_fn() -> String {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.56s
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "17a7c3ad84951c79ce4ae8a230defe95ed45e68bca62b4eb7554aaea1f19e86d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17a7c3ad84951c79ce4ae8a230defe95ed45e68bca62b4eb7554aaea1f19e86d", kill_on_drop: false }`
[INFO] [stdout] 17a7c3ad84951c79ce4ae8a230defe95ed45e68bca62b4eb7554aaea1f19e86d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cfd0697596b5b30765172bf660135e2dba741d3fc1c64204140da0b72e7c7d71
[INFO] running `Command { std: "docker" "start" "-a" "cfd0697596b5b30765172bf660135e2dba741d3fc1c64204140da0b72e7c7d71", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `quote_spanned`
[INFO] [stdout]  --> rubber_duck_macro/src/call.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use quote::{quote, quote_spanned};
[INFO] [stdout]   |                    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `syn::spanned::Spanned`
[INFO] [stdout]  --> rubber_duck_macro/src/call.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use syn::spanned::Spanned;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ExprMethodCall`, `Type`
[INFO] [stdout]  --> rubber_duck_macro/src/call.rs:4:50
[INFO] [stdout]   |
[INFO] [stdout] 4 | use syn::{parse_macro_input, Expr, Ident, Token, Type, ExprMethodCall};
[INFO] [stdout]   |                                                  ^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `bracketed`, `parenthesized`
[INFO] [stdout]  --> rubber_duck_macro/src/call.rs:8:19
[INFO] [stdout]   |
[INFO] [stdout] 8 | use syn::{braced, bracketed, parenthesized, parse_quote};
[INFO] [stdout]   |                   ^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `syn::ExprCall`
[INFO] [stdout]   --> rubber_duck_macro/src/call.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use syn::ExprCall;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `syn::export::ToTokens`
[INFO] [stdout]  --> rubber_duck_macro/src/builder.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use syn::export::ToTokens;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Expr`, `Field`, `Fields`, `Item`, `Lit`, `MetaNameValue`, `Meta`
[INFO] [stdout]  --> rubber_duck_macro/src/builder.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Expr, Field, Fields, GenericArgument, Ident, Item, Lit, Meta, MetaNameValue,
[INFO] [stdout]   |     ^^^^  ^^^^^  ^^^^^^                          ^^^^  ^^^  ^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parse_fn::FieldRole`
[INFO] [stdout]   --> rubber_duck_macro/src/builder.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::parse_fn::FieldRole;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parse_fn::FieldRole`
[INFO] [stdout]  --> rubber_duck_macro/src/build.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::parse_fn::FieldRole;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> rubber_duck_macro/src/call.rs:78:57
[INFO] [stdout]    |
[INFO] [stdout] 78 |                     brace.surround(&mut braced_tokens, |v|{});
[INFO] [stdout]    |                                                         ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]   --> rubber_duck_macro/src/build.rs:28:72
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let p_expr_expanders = structure.positional().enumerate().map(|(i, p)| {
[INFO] [stdout]    |                                                                        ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `ExpressionList`
[INFO] [stdout]   --> rubber_duck_macro/src/call.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct ExpressionList {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `gen_builder`
[INFO] [stdout]  --> rubber_duck_macro/src/build.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn gen_builder(structure: &parse_fn::Structure) -> ::proc_macro2::TokenStream {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> example_api/src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::PathBuf`
[INFO] [stdout]  --> example_api/src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::path::PathBuf;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]   --> example_api/src/lib.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     use std::path::Path;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `is_a_test` should have an upper camel case name
[INFO] [stdout]   --> example_api/src/lib.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn is_a_test(name: String, message: String) -> String {
[INFO] [stdout]    |            ^^^^^^^^^ help: convert the identifier to upper camel case: `IsATest`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `two_pos` should have an upper camel case name
[INFO] [stdout]   --> example_api/src/lib.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn two_pos(loc: String, message: String, name: String) -> String {
[INFO] [stdout]    |            ^^^^^^^ help: convert the identifier to upper camel case: `TwoPos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `open_file` should have an upper camel case name
[INFO] [stdout]   --> example_api/src/lib.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn open_file(
[INFO] [stdout]    |            ^^^^^^^^^ help: convert the identifier to upper camel case: `OpenFile`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `test`
[INFO] [stdout]   --> example_api/src/lib.rs:73:37
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn match_struct_S(S { name: test, greeting, answer} : S){
[INFO] [stdout]    |                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_test`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `greeting`
[INFO] [stdout]   --> example_api/src/lib.rs:73:43
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn match_struct_S(S { name: test, greeting, answer} : S){
[INFO] [stdout]    |                                           ^^^^^^^^ help: try ignoring the field: `greeting: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `answer`
[INFO] [stdout]   --> example_api/src/lib.rs:73:53
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn match_struct_S(S { name: test, greeting, answer} : S){
[INFO] [stdout]    |                                                     ^^^^^^ help: try ignoring the field: `answer: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `match_struct_S` should have a snake case name
[INFO] [stdout]   --> example_api/src/lib.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn match_struct_S(S { name: test, greeting, answer} : S){
[INFO] [stdout]    |            ^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `match_struct_s`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_plain_wrapping`
[INFO] [stdout]   --> example_consumer/src/lib.rs:36:16
[INFO] [stdout]    |
[INFO] [stdout] 36 |         pub fn test_plain_wrapping() -> String {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_nested_wrapping`
[INFO] [stdout]   --> example_consumer/src/lib.rs:41:16
[INFO] [stdout]    |
[INFO] [stdout] 41 |         pub fn test_nested_wrapping() -> String {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_plain_fn`
[INFO] [stdout]   --> example_consumer/src/lib.rs:46:16
[INFO] [stdout]    |
[INFO] [stdout] 46 |         pub fn test_plain_fn() -> String {
[INFO] [stdout]    |                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_nested_fn`
[INFO] [stdout]   --> example_consumer/src/lib.rs:51:16
[INFO] [stdout]    |
[INFO] [stdout] 51 |         pub fn test_nested_fn() -> String {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rubber_duck_macro v0.2.0 (/opt/rustwide/workdir/rubber_duck_macro)
[INFO] [stderr]    Compiling rubber_duck v0.2.2 (/opt/rustwide/workdir/rubber_duck)
[INFO] [stderr]    Compiling example_api v0.1.0 (/opt/rustwide/workdir/example_api)
[INFO] [stderr] Parsed type: TypePath { qself: None, path: Path { leading_colon: None, segments: [PathSegment { ident: Ident { ident: "is_a_test", span: #0 bytes(982..991) }, arguments: None }] } }
[INFO] [stderr] Ident:true
[INFO] [stderr] Colon:true
[INFO] [stderr] Comma:false
[INFO] [stderr] Parsing named field
[INFO] [stderr] Found a colon
[INFO] [stderr] Parsing named field
[INFO] [stderr] Found a colon
[INFO] [stderr] Done parsing
[INFO] [stderr] Done parsing stream
[INFO] [stderr] Parsed type: TypePath { qself: None, path: Path { leading_colon: None, segments: [PathSegment { ident: Ident { ident: "module", span: #0 bytes(1158..1164) }, arguments: None }, Colon2, PathSegment { ident: Ident { ident: "is_a_test", span: #0 bytes(1166..1175) }, arguments: None }] } }
[INFO] [stderr] Ident:true
[INFO] [stderr] Colon:true
[INFO] [stderr] Comma:false
[INFO] [stderr] Parsing named field
[INFO] [stderr] Found a colon
[INFO] [stderr] Parsing named field
[INFO] [stderr] Found a colon
[INFO] [stderr] Done parsing
[INFO] [stderr] Done parsing stream
[INFO] [stderr]    Compiling example_consumer v0.1.0 (/opt/rustwide/workdir/example_consumer)
[INFO] [stderr] Parsed type: TypePath { qself: None, path: Path { leading_colon: None, segments: [PathSegment { ident: Ident { ident: "is_a_test", span: #0 bytes(982..991) }, arguments: None }] } }
[INFO] [stderr] Ident:true
[INFO] [stderr] Colon:true
[INFO] [stderr] Comma:false
[INFO] [stderr] Parsing named field
[INFO] [stderr] Found a colon
[INFO] [stderr] Parsing named field
[INFO] [stderr] Found a colon
[INFO] [stderr] Done parsing
[INFO] [stderr] Done parsing stream
[INFO] [stderr] Parsed type: TypePath { qself: None, path: Path { leading_colon: None, segments: [PathSegment { ident: Ident { ident: "module", span: #0 bytes(1158..1164) }, arguments: None }, Colon2, PathSegment { ident: Ident { ident: "is_a_test", span: #0 bytes(1166..1175) }, arguments: None }] } }
[INFO] [stderr] Ident:true
[INFO] [stderr] Colon:true
[INFO] [stderr] Comma:false
[INFO] [stderr] Parsing named field
[INFO] [stderr] Found a colon
[INFO] [stderr] Parsing named field
[INFO] [stderr] Found a colon
[INFO] [stderr] Done parsing
[INFO] [stderr] Done parsing stream
[INFO] [stderr] Parsed type: TypePath { qself: None, path: Path { leading_colon: None, segments: [PathSegment { ident: Ident { ident: "two_pos", span: #0 bytes(2875..2882) }, arguments: None }] } }
[INFO] [stderr] Done parsing
[INFO] [stderr] Done parsing stream
[INFO] [stderr] Parsed type: TypePath { qself: None, path: Path { leading_colon: None, segments: [PathSegment { ident: Ident { ident: "two_pos", span: #0 bytes(3043..3050) }, arguments: None }] } }
[INFO] [stderr] Ident:true
[INFO] [stderr] Colon:true
[INFO] [stderr] Comma:false
[INFO] [stderr] Parsing named field
[INFO] [stderr] Found a colon
[INFO] [stderr] Done parsing
[INFO] [stderr] Done parsing stream
[INFO] [stderr] Parsed type: TypePath { qself: None, path: Path { leading_colon: None, segments: [PathSegment { ident: Ident { ident: "two_pos", span: #0 bytes(3276..3283) }, arguments: None }] } }
[INFO] [stderr] Ident:true
[INFO] [stderr] Colon:false
[INFO] [stderr] Comma:true
[INFO] [stderr] Parsing named field
[INFO] [stderr] No colon found
[INFO] [stderr] Done parsing
[INFO] [stderr] Done parsing stream
[INFO] [stderr] Parsed type: TypePath { qself: None, path: Path { leading_colon: None, segments: [PathSegment { ident: Ident { ident: "crate", span: #0 bytes(3955..3960) }, arguments: None }, Colon2, PathSegment { ident: Ident { ident: "module", span: #0 bytes(3962..3968) }, arguments: None }, Colon2, PathSegment { ident: Ident { ident: "open_file", span: #0 bytes(3970..3979) }, arguments: None }] } }
[INFO] [stderr] Ident:true
[INFO] [stderr] Colon:true
[INFO] [stderr] Comma:false
[INFO] [stderr] Parsing named field
[INFO] [stderr] Found a colon
[INFO] [stderr] Done parsing
[INFO] [stderr] Done parsing stream
[INFO] [stdout] error[E0433]: failed to resolve: could not find `open_file` in `module`
[INFO] [stdout]    --> example_api/src/lib.rs:102:41
[INFO] [stdout]     |
[INFO] [stdout] 102 |         let mut handle = crate::module::open_file!(PathBuf::from("test.txt"), read => true)?;
[INFO] [stdout]     |                                         ^^^^^^^^^ could not find `open_file` in `module`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `is_a_test` in `module`
[INFO] [stdout]    --> example_api/src/lib.rs:161:28
[INFO] [stdout]     |
[INFO] [stdout] 161 |             crate::module::is_a_test!(name => "Bill".to_owned(), message => "It's working!".to_owned())
[INFO] [stdout]     |                            ^^^^^^^^^ could not find `is_a_test` in `module`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `is_a_test` in `module`
[INFO] [stdout]    --> example_api/src/lib.rs:165:28
[INFO] [stdout]     |
[INFO] [stdout] 165 |             crate::module::is_a_test!(message => "It's working!".to_owned())
[INFO] [stdout]     |                            ^^^^^^^^^ could not find `is_a_test` in `module`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `quote_spanned`
[INFO] [stdout]  --> rubber_duck_macro/src/call.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use quote::{quote, quote_spanned};
[INFO] [stdout]   |                    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `syn::spanned::Spanned`
[INFO] [stdout]  --> rubber_duck_macro/src/call.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use syn::spanned::Spanned;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ExprMethodCall`, `Type`
[INFO] [stdout]  --> rubber_duck_macro/src/call.rs:4:50
[INFO] [stdout]   |
[INFO] [stdout] 4 | use syn::{parse_macro_input, Expr, Ident, Token, Type, ExprMethodCall};
[INFO] [stdout]   |                                                  ^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `bracketed`, `parenthesized`
[INFO] [stdout]  --> rubber_duck_macro/src/call.rs:8:19
[INFO] [stdout]   |
[INFO] [stdout] 8 | use syn::{braced, bracketed, parenthesized, parse_quote};
[INFO] [stdout]   |                   ^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `syn::ExprCall`
[INFO] [stdout]   --> rubber_duck_macro/src/call.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use syn::ExprCall;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `syn::export::ToTokens`
[INFO] [stdout]  --> rubber_duck_macro/src/builder.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use syn::export::ToTokens;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Expr`, `Field`, `Fields`, `Item`, `Lit`, `MetaNameValue`, `Meta`
[INFO] [stdout]  --> rubber_duck_macro/src/builder.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Expr, Field, Fields, GenericArgument, Ident, Item, Lit, Meta, MetaNameValue,
[INFO] [stdout]   |     ^^^^  ^^^^^  ^^^^^^                          ^^^^  ^^^  ^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parse_fn::FieldRole`
[INFO] [stdout]   --> rubber_duck_macro/src/builder.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::parse_fn::FieldRole;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parse_fn::FieldRole`
[INFO] [stdout]  --> rubber_duck_macro/src/build.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::parse_fn::FieldRole;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `is_a_test` in this scope
[INFO] [stdout]    --> example_api/src/lib.rs:157:13
[INFO] [stdout]     |
[INFO] [stdout] 157 |             is_a_test!(name => Some("Bill".to_owned()), message => "It's working!".to_owned())
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> example_api/src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::PathBuf`
[INFO] [stdout]  --> example_api/src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::path::PathBuf;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]   --> example_api/src/lib.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     use std::path::Path;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `is_a_test` should have an upper camel case name
[INFO] [stdout]   --> example_api/src/lib.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn is_a_test(name: String, message: String) -> String {
[INFO] [stdout]    |            ^^^^^^^^^ help: convert the identifier to upper camel case: `IsATest`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `two_pos` should have an upper camel case name
[INFO] [stdout]   --> example_api/src/lib.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn two_pos(loc: String, message: String, name: String) -> String {
[INFO] [stdout]    |            ^^^^^^^ help: convert the identifier to upper camel case: `TwoPos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `open_file` should have an upper camel case name
[INFO] [stdout]   --> example_api/src/lib.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn open_file(
[INFO] [stdout]    |            ^^^^^^^^^ help: convert the identifier to upper camel case: `OpenFile`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::module::is_a_test`
[INFO] [stdout]   --> example_api/src/lib.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |     use crate::module::is_a_test;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> example_api/src/lib.rs:101:44
[INFO] [stdout]     |
[INFO] [stdout] 101 |     fn open_file_works() -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> example_api/src/lib.rs:128:51
[INFO] [stdout]     |
[INFO] [stdout] 128 |     fn manual_open_file_works() -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> example_api/src/lib.rs:144:50
[INFO] [stdout]     |
[INFO] [stdout] 144 |     fn open_file_works_macro() -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                                  ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super`
[INFO] [stdout]   --> example_api/src/lib.rs:93:9
[INFO] [stdout]    |
[INFO] [stdout] 93 |     use super::*;
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `example_api`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> rubber_duck_macro/src/call.rs:78:57
[INFO] [stdout]    |
[INFO] [stdout] 78 |                     brace.surround(&mut braced_tokens, |v|{});
[INFO] [stdout]    |                                                         ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]   --> rubber_duck_macro/src/build.rs:28:72
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let p_expr_expanders = structure.positional().enumerate().map(|(i, p)| {
[INFO] [stdout]    |                                                                        ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `ExpressionList`
[INFO] [stdout]   --> rubber_duck_macro/src/call.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct ExpressionList {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `gen_builder`
[INFO] [stdout]  --> rubber_duck_macro/src/build.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn gen_builder(structure: &parse_fn::Structure) -> ::proc_macro2::TokenStream {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "cfd0697596b5b30765172bf660135e2dba741d3fc1c64204140da0b72e7c7d71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfd0697596b5b30765172bf660135e2dba741d3fc1c64204140da0b72e7c7d71", kill_on_drop: false }`
[INFO] [stdout] cfd0697596b5b30765172bf660135e2dba741d3fc1c64204140da0b72e7c7d71
