[INFO] fetching crate javawithrust_macro 0.2.0...
[INFO] checking javawithrust_macro-0.2.0 against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] extracting crate javawithrust_macro 0.2.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate javawithrust_macro 0.2.0
[INFO] finished tweaking crates.io crate javawithrust_macro 0.2.0
[INFO] tweaked toml for crates.io crate javawithrust_macro 0.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate javawithrust_macro 0.2.0 on toolchain 52995a223f2919dd3e2e427231db90a257350ded
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to highest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v3.0.9)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] d9bf87d5cda94f5061071d920e521b2d5940cd9e2d1278072ca9165dda678ae1
[INFO] running `Command { std: "docker" "start" "d9bf87d5cda94f5061071d920e521b2d5940cd9e2d1278072ca9165dda678ae1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9bf87d5cda94f5061071d920e521b2d5940cd9e2d1278072ca9165dda678ae1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d9bf87d5cda94f5061071d920e521b2d5940cd9e2d1278072ca9165dda678ae1" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9bf87d5cda94f5061071d920e521b2d5940cd9e2d1278072ca9165dda678ae1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d9bf87d5cda94f5061071d920e521b2d5940cd9e2d1278072ca9165dda678ae1" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-ident v1.0.27
[INFO] [stderr]     Checking proc-macro2 v1.0.107
[INFO] [stderr]     Checking quote v1.0.47
[INFO] [stderr]     Checking syn v1.0.109
[INFO] [stderr]     Checking javawithrust_macro v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `syn::__private::TokenStream2`
[INFO] [stdout]    --> src/lib.rs:195:56
[INFO] [stdout]     |
[INFO] [stdout] 195 |           tokens.extend::<quote::__private::TokenStream>(quote!{
[INFO] [stdout]     |  ________________________________________________________^
[INFO] [stdout] 196 | |             fn #name(#args)
[INFO] [stdout] 197 | |         }.into());
[INFO] [stdout]     | |________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `syn::__private::TokenStream2`
[INFO] [stdout]    --> src/lib.rs:200:17
[INFO] [stdout]     |
[INFO] [stdout] 200 | /                 quote!{
[INFO] [stdout] 201 | |                     -> Result<#ret, String>
[INFO] [stdout] 202 | |                 }.into()
[INFO] [stdout]     | |________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `syn::__private::TokenStream2`
[INFO] [stdout]    --> src/lib.rs:204:17
[INFO] [stdout]     |
[INFO] [stdout] 204 | /                 quote!{
[INFO] [stdout] 205 | |                     -> Result<(), String>
[INFO] [stdout] 206 | |                 }.into()
[INFO] [stdout]     | |________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `syn::__private::TokenStream2`
[INFO] [stdout]    --> src/lib.rs:216:56
[INFO] [stdout]     |
[INFO] [stdout] 216 |           tokens.extend::<quote::__private::TokenStream>(match &self.block {
[INFO] [stdout]     |  ________________________________________________________^
[INFO] [stdout] 217 | |             Some(block) => {
[INFO] [stdout] 218 | |                 // If it is a java-to-rust function, add the body.
[INFO] [stdout] 219 | |                 quote!{
[INFO] [stdout] ...   |
[INFO] [stdout] 247 | |             }}
[INFO] [stdout] 248 | |         }.into());
[INFO] [stdout]     | |________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 248 -         }.into());
[INFO] [stdout] 248 +         });
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 216 ~         tokens.extend::<quote::__private::TokenStream>(<syn::__private::TokenStream2 as Into<_>>::into(match &self.block {
[INFO] [stdout] 217 |             Some(block) => {
[INFO] [stdout] ...
[INFO] [stdout] 247 |             }}
[INFO] [stdout] 248 ~         }));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `syn::__private::TokenStream2`
[INFO] [stdout]    --> src/lib.rs:297:51
[INFO] [stdout]     |
[INFO] [stdout] 297 |       item2.extend::<quote::__private::TokenStream>(quote!{
[INFO] [stdout]     |  ___________________________________________________^
[INFO] [stdout] 298 | |         ::javawithrust::prelude::paste::item!{
[INFO] [stdout] 299 | |             macro_rules! [<__jwrs_classname_ #struct_name>] {
[INFO] [stdout] 300 | |                 () => {#class_name}
[INFO] [stdout] ...   |
[INFO] [stdout] 311 | |     }.into());
[INFO] [stdout]     | |____________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `javawithrust_macro` (lib) due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: useless conversion to the same type: `syn::__private::TokenStream2`
[INFO] [stdout]    --> src/lib.rs:195:56
[INFO] [stdout]     |
[INFO] [stdout] 195 |           tokens.extend::<quote::__private::TokenStream>(quote!{
[INFO] [stdout]     |  ________________________________________________________^
[INFO] [stdout] 196 | |             fn #name(#args)
[INFO] [stdout] 197 | |         }.into());
[INFO] [stdout]     | |________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `syn::__private::TokenStream2`
[INFO] [stdout]    --> src/lib.rs:200:17
[INFO] [stdout]     |
[INFO] [stdout] 200 | /                 quote!{
[INFO] [stdout] 201 | |                     -> Result<#ret, String>
[INFO] [stdout] 202 | |                 }.into()
[INFO] [stdout]     | |________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `syn::__private::TokenStream2`
[INFO] [stdout]    --> src/lib.rs:204:17
[INFO] [stdout]     |
[INFO] [stdout] 204 | /                 quote!{
[INFO] [stdout] 205 | |                     -> Result<(), String>
[INFO] [stdout] 206 | |                 }.into()
[INFO] [stdout]     | |________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `syn::__private::TokenStream2`
[INFO] [stdout]    --> src/lib.rs:216:56
[INFO] [stdout]     |
[INFO] [stdout] 216 |           tokens.extend::<quote::__private::TokenStream>(match &self.block {
[INFO] [stdout]     |  ________________________________________________________^
[INFO] [stdout] 217 | |             Some(block) => {
[INFO] [stdout] 218 | |                 // If it is a java-to-rust function, add the body.
[INFO] [stdout] 219 | |                 quote!{
[INFO] [stdout] ...   |
[INFO] [stdout] 247 | |             }}
[INFO] [stdout] 248 | |         }.into());
[INFO] [stdout]     | |________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 248 -         }.into());
[INFO] [stdout] 248 +         });
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 216 ~         tokens.extend::<quote::__private::TokenStream>(<syn::__private::TokenStream2 as Into<_>>::into(match &self.block {
[INFO] [stdout] 217 |             Some(block) => {
[INFO] [stdout] ...
[INFO] [stdout] 247 |             }}
[INFO] [stdout] 248 ~         }));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `syn::__private::TokenStream2`
[INFO] [stdout]    --> src/lib.rs:297:51
[INFO] [stdout]     |
[INFO] [stdout] 297 |       item2.extend::<quote::__private::TokenStream>(quote!{
[INFO] [stdout]     |  ___________________________________________________^
[INFO] [stdout] 298 | |         ::javawithrust::prelude::paste::item!{
[INFO] [stdout] 299 | |             macro_rules! [<__jwrs_classname_ #struct_name>] {
[INFO] [stdout] 300 | |                 () => {#class_name}
[INFO] [stdout] ...   |
[INFO] [stdout] 311 | |     }.into());
[INFO] [stdout]     | |____________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `javawithrust_macro` (lib test) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "d9bf87d5cda94f5061071d920e521b2d5940cd9e2d1278072ca9165dda678ae1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9bf87d5cda94f5061071d920e521b2d5940cd9e2d1278072ca9165dda678ae1", kill_on_drop: false }`
[INFO] [stdout] d9bf87d5cda94f5061071d920e521b2d5940cd9e2d1278072ca9165dda678ae1
