[INFO] fetching crate safe-manually-drop 0.1.1...
[INFO] checking safe-manually-drop-0.1.1 against try#0c70cfbec949d241375e31c5a42066be70c720fc for pr-149681
[INFO] extracting crate safe-manually-drop 0.1.1 into /workspace/builds/worker-0-tc2/source
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-0-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate safe-manually-drop 0.1.1
[INFO] finished tweaking crates.io crate safe-manually-drop 0.1.1
[INFO] tweaked toml for crates.io crate safe-manually-drop 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate safe-manually-drop 0.1.1 on toolchain 0c70cfbec949d241375e31c5a42066be70c720fc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0c70cfbec949d241375e31c5a42066be70c720fc" "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" "+0c70cfbec949d241375e31c5a42066be70c720fc" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0c70cfbec949d241375e31c5a42066be70c720fc" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0c70cfbec949d241375e31c5a42066be70c720fc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 353872502d0c815ac50d5d42a259ee4a95d509706b2116ce0e74ee41d99a5bc2
[INFO] running `Command { std: "docker" "start" "-a" "353872502d0c815ac50d5d42a259ee4a95d509706b2116ce0e74ee41d99a5bc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "353872502d0c815ac50d5d42a259ee4a95d509706b2116ce0e74ee41d99a5bc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "353872502d0c815ac50d5d42a259ee4a95d509706b2116ce0e74ee41d99a5bc2", kill_on_drop: false }`
[INFO] [stdout] 353872502d0c815ac50d5d42a259ee4a95d509706b2116ce0e74ee41d99a5bc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0c70cfbec949d241375e31c5a42066be70c720fc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8192fcf97c881e0917232e614ddda77104f5d2830af9f61d684542ad48604d8d
[INFO] running `Command { std: "docker" "start" "-a" "8192fcf97c881e0917232e614ddda77104f5d2830af9f61d684542ad48604d8d", kill_on_drop: false }`
[INFO] [stderr]     Checking safe-manually-drop v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]    Compiling drop-with-owned-fields-proc_macros v0.1.2
[INFO] [stdout] error[E0659]: `parse_quote` is ambiguous
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/drop-with-owned-fields-proc_macros-0.1.2/_mod.rs:175:51
[INFO] [stdout]     |
[INFO] [stdout] 175 |             | Visibility::Inherited => Cow::Owned(parse_quote!(pub(super))),
[INFO] [stdout]     |                                                   ^^^^^^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a `macro_rules` name and a non-`macro_rules` name from another module
[INFO] [stdout] note: `parse_quote` could refer to the macro defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/drop-with-owned-fields-proc_macros-0.1.2/utils/_mod.rs:30:5
[INFO] [stdout]     |
[INFO] [stdout]  30 | /     macro_rules! parse_quote {( $($tt:tt)* ) => (
[INFO] [stdout]  31 | |         ::syn::parse_quote_spanned! {::proc_macro2::Span::mixed_site()=>
[INFO] [stdout]  32 | |             $($tt)*
[INFO] [stdout]  33 | |         }
[INFO] [stdout]  34 | |     )}
[INFO] [stdout]     | |______^
[INFO] [stdout] note: `parse_quote` could also refer to the macro imported here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/drop-with-owned-fields-proc_macros-0.1.2/_mod.rs:27:13
[INFO] [stdout]     |
[INFO] [stdout]  27 | use ::syn::{*,
[INFO] [stdout]     |             ^
[INFO] [stdout]     = help: use `crate::parse_quote` to refer to this macro unambiguously
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `parse_quote` is ambiguous
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/drop-with-owned-fields-proc_macros-0.1.2/_mod.rs:180:50
[INFO] [stdout]     |
[INFO] [stdout] 180 |                     | Some("self") => Cow::Owned(parse_quote!(
[INFO] [stdout]     |                                                  ^^^^^^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a `macro_rules` name and a non-`macro_rules` name from another module
[INFO] [stdout] note: `parse_quote` could refer to the macro defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/drop-with-owned-fields-proc_macros-0.1.2/utils/_mod.rs:30:5
[INFO] [stdout]     |
[INFO] [stdout]  30 | /     macro_rules! parse_quote {( $($tt:tt)* ) => (
[INFO] [stdout]  31 | |         ::syn::parse_quote_spanned! {::proc_macro2::Span::mixed_site()=>
[INFO] [stdout]  32 | |             $($tt)*
[INFO] [stdout]  33 | |         }
[INFO] [stdout]  34 | |     )}
[INFO] [stdout]     | |______^
[INFO] [stdout] note: `parse_quote` could also refer to the macro imported here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/drop-with-owned-fields-proc_macros-0.1.2/_mod.rs:27:13
[INFO] [stdout]     |
[INFO] [stdout]  27 | use ::syn::{*,
[INFO] [stdout]     |             ^
[INFO] [stdout]     = help: use `crate::parse_quote` to refer to this macro unambiguously
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `parse_quote` is ambiguous
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/drop-with-owned-fields-proc_macros-0.1.2/_mod.rs:183:39
[INFO] [stdout]     |
[INFO] [stdout] 183 |                     | _ => Cow::Owned(parse_quote!(
[INFO] [stdout]     |                                       ^^^^^^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a `macro_rules` name and a non-`macro_rules` name from another module
[INFO] [stdout] note: `parse_quote` could refer to the macro defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/drop-with-owned-fields-proc_macros-0.1.2/utils/_mod.rs:30:5
[INFO] [stdout]     |
[INFO] [stdout]  30 | /     macro_rules! parse_quote {( $($tt:tt)* ) => (
[INFO] [stdout]  31 | |         ::syn::parse_quote_spanned! {::proc_macro2::Span::mixed_site()=>
[INFO] [stdout]  32 | |             $($tt)*
[INFO] [stdout]  33 | |         }
[INFO] [stdout]  34 | |     )}
[INFO] [stdout]     | |______^
[INFO] [stdout] note: `parse_quote` could also refer to the macro imported here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/drop-with-owned-fields-proc_macros-0.1.2/_mod.rs:27:13
[INFO] [stdout]     |
[INFO] [stdout]  27 | use ::syn::{*,
[INFO] [stdout]     |             ^
[INFO] [stdout]     = help: use `crate::parse_quote` to refer to this macro unambiguously
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `parse_quote` is ambiguous
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/drop-with-owned-fields-proc_macros-0.1.2/_mod.rs:198:47
[INFO] [stdout]     |
[INFO] [stdout] 198 |         | Visibility::Public(_) => Cow::Owned(parse_quote!(
[INFO] [stdout]     |                                               ^^^^^^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a `macro_rules` name and a non-`macro_rules` name from another module
[INFO] [stdout] note: `parse_quote` could refer to the macro defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/drop-with-owned-fields-proc_macros-0.1.2/utils/_mod.rs:30:5
[INFO] [stdout]     |
[INFO] [stdout]  30 | /     macro_rules! parse_quote {( $($tt:tt)* ) => (
[INFO] [stdout]  31 | |         ::syn::parse_quote_spanned! {::proc_macro2::Span::mixed_site()=>
[INFO] [stdout]  32 | |             $($tt)*
[INFO] [stdout]  33 | |         }
[INFO] [stdout]  34 | |     )}
[INFO] [stdout]     | |______^
[INFO] [stdout] note: `parse_quote` could also refer to the macro imported here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/drop-with-owned-fields-proc_macros-0.1.2/_mod.rs:27:13
[INFO] [stdout]     |
[INFO] [stdout]  27 | use ::syn::{*,
[INFO] [stdout]     |             ^
[INFO] [stdout]     = help: use `crate::parse_quote` to refer to this macro unambiguously
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0659`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `drop-with-owned-fields-proc_macros` (lib) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "8192fcf97c881e0917232e614ddda77104f5d2830af9f61d684542ad48604d8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8192fcf97c881e0917232e614ddda77104f5d2830af9f61d684542ad48604d8d", kill_on_drop: false }`
[INFO] [stdout] 8192fcf97c881e0917232e614ddda77104f5d2830af9f61d684542ad48604d8d