[INFO] fetching crate nuts-bytes-derive 0.7.9...
[INFO] checking nuts-bytes-derive-0.7.9 against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] extracting crate nuts-bytes-derive 0.7.9 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate nuts-bytes-derive 0.7.9
[INFO] finished tweaking crates.io crate nuts-bytes-derive 0.7.9
[INFO] tweaked toml for crates.io crate nuts-bytes-derive 0.7.9 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nuts-bytes-derive 0.7.9 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to highest compatible versions
[INFO] [stderr]       Adding syn v2.0.119 (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-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 2d392efd0f686cf786b4f05ee7c5259225607548a99422e08e8c2a6360608856
[INFO] running `Command { std: "docker" "start" "2d392efd0f686cf786b4f05ee7c5259225607548a99422e08e8c2a6360608856", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d392efd0f686cf786b4f05ee7c5259225607548a99422e08e8c2a6360608856", 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" "2d392efd0f686cf786b4f05ee7c5259225607548a99422e08e8c2a6360608856" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d392efd0f686cf786b4f05ee7c5259225607548a99422e08e8c2a6360608856", 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" "2d392efd0f686cf786b4f05ee7c5259225607548a99422e08e8c2a6360608856" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking proc-macro2 v1.0.107
[INFO] [stderr]     Checking quote v1.0.47
[INFO] [stderr]     Checking syn v2.0.119
[INFO] [stderr]     Checking nuts-bytes-derive v0.7.9 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]    --> src/attr.rs:182:32
[INFO] [stdout]     |
[INFO] [stdout] 178 | macro_rules! parse_field_attributes {
[INFO] [stdout] ...
[INFO] [stdout] 182 |             Err(err) => return err.into_compile_error().into(),
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/from_bytes.rs:45:26
[INFO] [stdout]     |
[INFO] [stdout]  45 |         let attributes = parse_field_attributes!(&field.attrs);
[INFO] [stdout]     |                          ------------------------------------- in this macro invocation
[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: you can instead use the fully-qualified path `<proc_macro2::TokenStream as Into<proc_macro2::TokenStream>::into(val) to avoid triggering this lint
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]    --> src/attr.rs:182:32
[INFO] [stdout]     |
[INFO] [stdout] 178 | macro_rules! parse_field_attributes {
[INFO] [stdout] ...
[INFO] [stdout] 182 |             Err(err) => return err.into_compile_error().into(),
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/from_bytes.rs:76:26
[INFO] [stdout]     |
[INFO] [stdout]  76 |         let attributes = parse_field_attributes!(&field.attrs);
[INFO] [stdout]     |                          ------------------------------------- in this macro invocation
[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: you can instead use the fully-qualified path `<proc_macro2::TokenStream as Into<proc_macro2::TokenStream>::into(val) to avoid triggering this lint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]    --> src/attr.rs:182:32
[INFO] [stdout]     |
[INFO] [stdout] 178 | macro_rules! parse_field_attributes {
[INFO] [stdout] ...
[INFO] [stdout] 182 |             Err(err) => return err.into_compile_error().into(),
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/to_bytes.rs:32:26
[INFO] [stdout]     |
[INFO] [stdout]  32 |         let attributes = parse_field_attributes!(&field.attrs);
[INFO] [stdout]     |                          ------------------------------------- in this macro invocation
[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: you can instead use the fully-qualified path `<proc_macro2::TokenStream as Into<proc_macro2::TokenStream>::into(val) to avoid triggering this lint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/attr.rs:138:27
[INFO] [stdout]     |
[INFO] [stdout] 138 |     pub fn map_from_bytes(&self) -> Option<Cow<Path>> {
[INFO] [stdout]     |                           ^^^^^            ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 138 |     pub fn map_from_bytes(&self) -> Option<Cow<'_, Path>> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/attr.rs:152:25
[INFO] [stdout]     |
[INFO] [stdout] 152 |     pub fn map_to_bytes(&self) -> Option<Cow<Path>> {
[INFO] [stdout]     |                         ^^^^^            ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 152 |     pub fn map_to_bytes(&self) -> Option<Cow<'_, Path>> {
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nuts-bytes-derive` (lib test) due to 3 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]    --> src/attr.rs:182:32
[INFO] [stdout]     |
[INFO] [stdout] 178 | macro_rules! parse_field_attributes {
[INFO] [stdout] ...
[INFO] [stdout] 182 |             Err(err) => return err.into_compile_error().into(),
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/from_bytes.rs:45:26
[INFO] [stdout]     |
[INFO] [stdout]  45 |         let attributes = parse_field_attributes!(&field.attrs);
[INFO] [stdout]     |                          ------------------------------------- in this macro invocation
[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: you can instead use the fully-qualified path `<proc_macro2::TokenStream as Into<proc_macro2::TokenStream>::into(val) to avoid triggering this lint
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]    --> src/attr.rs:182:32
[INFO] [stdout]     |
[INFO] [stdout] 178 | macro_rules! parse_field_attributes {
[INFO] [stdout] ...
[INFO] [stdout] 182 |             Err(err) => return err.into_compile_error().into(),
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/from_bytes.rs:76:26
[INFO] [stdout]     |
[INFO] [stdout]  76 |         let attributes = parse_field_attributes!(&field.attrs);
[INFO] [stdout]     |                          ------------------------------------- in this macro invocation
[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: you can instead use the fully-qualified path `<proc_macro2::TokenStream as Into<proc_macro2::TokenStream>::into(val) to avoid triggering this lint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]    --> src/attr.rs:182:32
[INFO] [stdout]     |
[INFO] [stdout] 178 | macro_rules! parse_field_attributes {
[INFO] [stdout] ...
[INFO] [stdout] 182 |             Err(err) => return err.into_compile_error().into(),
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/to_bytes.rs:32:26
[INFO] [stdout]     |
[INFO] [stdout]  32 |         let attributes = parse_field_attributes!(&field.attrs);
[INFO] [stdout]     |                          ------------------------------------- in this macro invocation
[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: you can instead use the fully-qualified path `<proc_macro2::TokenStream as Into<proc_macro2::TokenStream>::into(val) to avoid triggering this lint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/attr.rs:138:27
[INFO] [stdout]     |
[INFO] [stdout] 138 |     pub fn map_from_bytes(&self) -> Option<Cow<Path>> {
[INFO] [stdout]     |                           ^^^^^            ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 138 |     pub fn map_from_bytes(&self) -> Option<Cow<'_, Path>> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/attr.rs:152:25
[INFO] [stdout]     |
[INFO] [stdout] 152 |     pub fn map_to_bytes(&self) -> Option<Cow<Path>> {
[INFO] [stdout]     |                         ^^^^^            ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 152 |     pub fn map_to_bytes(&self) -> Option<Cow<'_, Path>> {
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nuts-bytes-derive` (lib) due to 3 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "2d392efd0f686cf786b4f05ee7c5259225607548a99422e08e8c2a6360608856", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d392efd0f686cf786b4f05ee7c5259225607548a99422e08e8c2a6360608856", kill_on_drop: false }`
[INFO] [stdout] 2d392efd0f686cf786b4f05ee7c5259225607548a99422e08e8c2a6360608856
