[INFO] fetching crate macroific_attr_parse 2.0.0...
[INFO] checking macroific_attr_parse-2.0.0 against master#8a65ee08296b36342bf7c3cdc15312ccbc357227 for pr-142704
[INFO] extracting crate macroific_attr_parse 2.0.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate macroific_attr_parse 2.0.0 on toolchain 8a65ee08296b36342bf7c3cdc15312ccbc357227
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate macroific_attr_parse 2.0.0
[INFO] finished tweaking crates.io crate macroific_attr_parse 2.0.0
[INFO] tweaked toml for crates.io crate macroific_attr_parse 2.0.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "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 5 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] edf100193863986557b6ae4e2667b7bfa3a93e23c3e4edc954b9e6cf8f12ced1
[INFO] running `Command { std: "docker" "start" "-a" "edf100193863986557b6ae4e2667b7bfa3a93e23c3e4edc954b9e6cf8f12ced1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "edf100193863986557b6ae4e2667b7bfa3a93e23c3e4edc954b9e6cf8f12ced1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edf100193863986557b6ae4e2667b7bfa3a93e23c3e4edc954b9e6cf8f12ced1", kill_on_drop: false }`
[INFO] [stdout] edf100193863986557b6ae4e2667b7bfa3a93e23c3e4edc954b9e6cf8f12ced1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d5cfcff35b492168067ccd85d71b9e5c1740fc887989e205958353ea165baaa7
[INFO] running `Command { std: "docker" "start" "-a" "d5cfcff35b492168067ccd85d71b9e5c1740fc887989e205958353ea165baaa7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]     Checking syn v2.0.103
[INFO] [stderr]    Compiling sealed v0.6.0
[INFO] [stderr]     Checking macroific_attr_parse v2.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/ext.rs:87:29
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn iter_delimited<T, D>(&self) -> DelimitedIter<T, D>
[INFO] [stdout]    |                             ^^^^^     ------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn iter_delimited<T, D>(&self) -> DelimitedIter<'_, T, D>
[INFO] [stdout]    |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/ext.rs:107:29
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn iter_delimited<T, D>(&self) -> DelimitedIter<T, D>
[INFO] [stdout]     |                             ^^^^^     ------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn iter_delimited<T, D>(&self) -> DelimitedIter<'_, T, D>
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/parse_utils.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     parse: ParseStream,
[INFO] [stdout]    |            ^^^^^^^^^^^ this lifetime flows to the output
[INFO] [stdout] 28 | ) -> syn::Result<impl Iterator<Item = syn::Result<MetaValueTuple>> + '_> {
[INFO] [stdout]    |                                                                      -- the lifetime gets resolved as `'_`
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to consistently use `'_`
[INFO] [stdout]    |
[INFO] [stdout] 27 |     parse: ParseStream<'_>,
[INFO] [stdout]    |                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/ext.rs:87:29
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn iter_delimited<T, D>(&self) -> DelimitedIter<T, D>
[INFO] [stdout]    |                             ^^^^^     ------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn iter_delimited<T, D>(&self) -> DelimitedIter<'_, T, D>
[INFO] [stdout]    |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/ext.rs:107:29
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn iter_delimited<T, D>(&self) -> DelimitedIter<T, D>
[INFO] [stdout]     |                             ^^^^^     ------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn iter_delimited<T, D>(&self) -> DelimitedIter<'_, T, D>
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/parse_utils.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     parse: ParseStream,
[INFO] [stdout]    |            ^^^^^^^^^^^ this lifetime flows to the output
[INFO] [stdout] 28 | ) -> syn::Result<impl Iterator<Item = syn::Result<MetaValueTuple>> + '_> {
[INFO] [stdout]    |                                                                      -- the lifetime gets resolved as `'_`
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to consistently use `'_`
[INFO] [stdout]    |
[INFO] [stdout] 27 |     parse: ParseStream<'_>,
[INFO] [stdout]    |                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.54s
[INFO] running `Command { std: "docker" "inspect" "d5cfcff35b492168067ccd85d71b9e5c1740fc887989e205958353ea165baaa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5cfcff35b492168067ccd85d71b9e5c1740fc887989e205958353ea165baaa7", kill_on_drop: false }`
[INFO] [stdout] d5cfcff35b492168067ccd85d71b9e5c1740fc887989e205958353ea165baaa7