[INFO] fetching crate flag-mast-derive 0.2.1...
[INFO] checking flag-mast-derive-0.2.1 against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3
[INFO] extracting crate flag-mast-derive 0.2.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate flag-mast-derive 0.2.1
[INFO] finished tweaking crates.io crate flag-mast-derive 0.2.1
[INFO] tweaked toml for crates.io crate flag-mast-derive 0.2.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate flag-mast-derive 0.2.1 on toolchain a5689b034ad287112f709693384a37f1377eb9cc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "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" "+a5689b034ad287112f709693384a37f1377eb9cc" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 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" "+a5689b034ad287112f709693384a37f1377eb9cc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:21:12
[INFO] [stderr]    |
[INFO] [stderr] 21 | homepage = "https://github.com/toshokan/flag-mast"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 26 | repository = "https://github.com/toshokan/flag-mast"
[INFO] [stderr]    |              ---------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `flag-mast-derive` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 6f4ea6e042eeee1949bbb4c4073ca51d88c9105a27e0e564dcafb8f40713f2be
[INFO] running `Command { std: "docker" "start" "6f4ea6e042eeee1949bbb4c4073ca51d88c9105a27e0e564dcafb8f40713f2be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f4ea6e042eeee1949bbb4c4073ca51d88c9105a27e0e564dcafb8f40713f2be", 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" "6f4ea6e042eeee1949bbb4c4073ca51d88c9105a27e0e564dcafb8f40713f2be" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f4ea6e042eeee1949bbb4c4073ca51d88c9105a27e0e564dcafb8f40713f2be", 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" "6f4ea6e042eeee1949bbb4c4073ca51d88c9105a27e0e564dcafb8f40713f2be" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:21:12
[INFO] [stderr]    |
[INFO] [stderr] 21 | homepage = "https://github.com/toshokan/flag-mast"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 26 | repository = "https://github.com/toshokan/flag-mast"
[INFO] [stderr]    |              ---------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `flag-mast-derive` (manifest) generated 1 warning
[INFO] [stderr]     Checking unicode-ident v1.0.27
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking proc-macro2 v1.0.107
[INFO] [stderr]     Checking quote v1.0.47
[INFO] [stderr]     Checking proc-macro-error v1.0.4
[INFO] [stderr]     Checking flag-mast-derive v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `Member`
[INFO] [stdout]    --> src/lib.rs:150:3
[INFO] [stdout]     |
[INFO] [stdout] 150 |     (ident.clone().into(), (*field).clone().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] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 150 -     (ident.clone().into(), (*field).clone().into())
[INFO] [stdout] 150 +     (ident.clone(), (*field).clone().into())
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 150 -     (ident.clone().into(), (*field).clone().into())
[INFO] [stdout] 150 +     (<Member as Into<_>>::into(ident.clone()), (*field).clone().into())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `syn::Field`
[INFO] [stdout]    --> src/lib.rs:150:25
[INFO] [stdout]     |
[INFO] [stdout] 150 |     (ident.clone().into(), (*field).clone().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] 150 -     (ident.clone().into(), (*field).clone().into())
[INFO] [stdout] 150 +     (ident.clone().into(), (*field).clone())
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 150 -     (ident.clone().into(), (*field).clone().into())
[INFO] [stdout] 150 +     (ident.clone().into(), <syn::Field as Into<_>>::into((*field).clone()))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `flag-mast-derive` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: useless conversion to the same type: `Member`
[INFO] [stdout]    --> src/lib.rs:150:3
[INFO] [stdout]     |
[INFO] [stdout] 150 |     (ident.clone().into(), (*field).clone().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] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 150 -     (ident.clone().into(), (*field).clone().into())
[INFO] [stdout] 150 +     (ident.clone(), (*field).clone().into())
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 150 -     (ident.clone().into(), (*field).clone().into())
[INFO] [stdout] 150 +     (<Member as Into<_>>::into(ident.clone()), (*field).clone().into())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `syn::Field`
[INFO] [stdout]    --> src/lib.rs:150:25
[INFO] [stdout]     |
[INFO] [stdout] 150 |     (ident.clone().into(), (*field).clone().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] 150 -     (ident.clone().into(), (*field).clone().into())
[INFO] [stdout] 150 +     (ident.clone().into(), (*field).clone())
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 150 -     (ident.clone().into(), (*field).clone().into())
[INFO] [stdout] 150 +     (ident.clone().into(), <syn::Field as Into<_>>::into((*field).clone()))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `flag-mast-derive` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "6f4ea6e042eeee1949bbb4c4073ca51d88c9105a27e0e564dcafb8f40713f2be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f4ea6e042eeee1949bbb4c4073ca51d88c9105a27e0e564dcafb8f40713f2be", kill_on_drop: false }`
[INFO] [stdout] 6f4ea6e042eeee1949bbb4c4073ca51d88c9105a27e0e564dcafb8f40713f2be
