[INFO] fetching crate syn-helpers 0.5.0... [INFO] testing syn-helpers-0.5.0 against 1.91.0 for beta-1.92-2 [INFO] extracting crate syn-helpers 0.5.0 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate syn-helpers 0.5.0 [INFO] finished tweaking crates.io crate syn-helpers 0.5.0 [INFO] tweaked toml for crates.io crate syn-helpers 0.5.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate syn-helpers 0.5.0 on toolchain 1.91.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded either_n v0.2.0 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4c5144f209fb3eed4afe6da701729543720b45d2eb741035cdca6ffa05671a40 [INFO] running `Command { std: "docker" "start" "-a" "4c5144f209fb3eed4afe6da701729543720b45d2eb741035cdca6ffa05671a40", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4c5144f209fb3eed4afe6da701729543720b45d2eb741035cdca6ffa05671a40", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4c5144f209fb3eed4afe6da701729543720b45d2eb741035cdca6ffa05671a40", kill_on_drop: false }` [INFO] [stdout] 4c5144f209fb3eed4afe6da701729543720b45d2eb741035cdca6ffa05671a40 [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1f9b0470e641fa21960268148b92da372fd6a5450123ac077a8518584fa7fc8c [INFO] running `Command { std: "docker" "start" "-a" "1f9b0470e641fa21960268148b92da372fd6a5450123ac077a8518584fa7fc8c", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.103 [INFO] [stderr] Compiling either_n v0.2.0 [INFO] [stderr] Compiling quote v1.0.41 [INFO] [stderr] Compiling syn v2.0.108 [INFO] [stderr] Compiling syn-helpers v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/lib.rs:340:86 [INFO] [stdout] | [INFO] [stdout] 340 | pub fn all_attributes<'b: 'a>(&'b self) -> impl Iterator + '_ { [INFO] [stdout] | -- -- ^^ the same lifetime is elided here [INFO] [stdout] | | | [INFO] [stdout] | the lifetime is named here the same lifetime is named 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: consistently use `'b` [INFO] [stdout] | [INFO] [stdout] 340 - pub fn all_attributes<'b: 'a>(&'b self) -> impl Iterator + '_ { [INFO] [stdout] 340 + pub fn all_attributes<'b: 'a>(&'b self) -> impl Iterator + 'b { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/fields.rs:113:32 [INFO] [stdout] | [INFO] [stdout] 113 | pub fn get_field_by_member(&self, member: syn::Member) -> Option { [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 113 | pub fn get_field_by_member(&self, member: syn::Member) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/fields.rs:140:9 [INFO] [stdout] | [INFO] [stdout] 140 | &mut self, [INFO] [stdout] | ^^^^^^^^^ the lifetime is elided here [INFO] [stdout] 141 | member: syn::Member, [INFO] [stdout] 142 | ) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 142 | ) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.49s [INFO] running `Command { std: "docker" "inspect" "1f9b0470e641fa21960268148b92da372fd6a5450123ac077a8518584fa7fc8c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1f9b0470e641fa21960268148b92da372fd6a5450123ac077a8518584fa7fc8c", kill_on_drop: false }` [INFO] [stdout] 1f9b0470e641fa21960268148b92da372fd6a5450123ac077a8518584fa7fc8c [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 549f1450b98d6db8621962a2ab356bd43786391b2696fa93b3ad8c8c6b8fa8ec [INFO] running `Command { std: "docker" "start" "-a" "549f1450b98d6db8621962a2ab356bd43786391b2696fa93b3ad8c8c6b8fa8ec", kill_on_drop: false }` [INFO] [stderr] Compiling syn-helpers v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/lib.rs:340:86 [INFO] [stdout] | [INFO] [stdout] 340 | pub fn all_attributes<'b: 'a>(&'b self) -> impl Iterator + '_ { [INFO] [stdout] | -- -- ^^ the same lifetime is elided here [INFO] [stdout] | | | [INFO] [stdout] | the lifetime is named here the same lifetime is named 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: consistently use `'b` [INFO] [stdout] | [INFO] [stdout] 340 - pub fn all_attributes<'b: 'a>(&'b self) -> impl Iterator + '_ { [INFO] [stdout] 340 + pub fn all_attributes<'b: 'a>(&'b self) -> impl Iterator + 'b { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/fields.rs:113:32 [INFO] [stdout] | [INFO] [stdout] 113 | pub fn get_field_by_member(&self, member: syn::Member) -> Option { [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 113 | pub fn get_field_by_member(&self, member: syn::Member) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/fields.rs:140:9 [INFO] [stdout] | [INFO] [stdout] 140 | &mut self, [INFO] [stdout] | ^^^^^^^^^ the lifetime is elided here [INFO] [stdout] 141 | member: syn::Member, [INFO] [stdout] 142 | ) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 142 | ) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/lib.rs:340:86 [INFO] [stdout] | [INFO] [stdout] 340 | pub fn all_attributes<'b: 'a>(&'b self) -> impl Iterator + '_ { [INFO] [stdout] | -- -- ^^ the same lifetime is elided here [INFO] [stdout] | | | [INFO] [stdout] | the lifetime is named here the same lifetime is named 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: consistently use `'b` [INFO] [stdout] | [INFO] [stdout] 340 - pub fn all_attributes<'b: 'a>(&'b self) -> impl Iterator + '_ { [INFO] [stdout] 340 + pub fn all_attributes<'b: 'a>(&'b self) -> impl Iterator + 'b { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/fields.rs:113:32 [INFO] [stdout] | [INFO] [stdout] 113 | pub fn get_field_by_member(&self, member: syn::Member) -> Option { [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 113 | pub fn get_field_by_member(&self, member: syn::Member) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/fields.rs:140:9 [INFO] [stdout] | [INFO] [stdout] 140 | &mut self, [INFO] [stdout] | ^^^^^^^^^ the lifetime is elided here [INFO] [stdout] 141 | member: syn::Member, [INFO] [stdout] 142 | ) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 142 | ) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.13s [INFO] running `Command { std: "docker" "inspect" "549f1450b98d6db8621962a2ab356bd43786391b2696fa93b3ad8c8c6b8fa8ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "549f1450b98d6db8621962a2ab356bd43786391b2696fa93b3ad8c8c6b8fa8ec", kill_on_drop: false }` [INFO] [stdout] 549f1450b98d6db8621962a2ab356bd43786391b2696fa93b3ad8c8c6b8fa8ec [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c9180824d2bab91d800d7a91881249cf4055ce38740c9bd76caf8b4d1b81e155 [INFO] running `Command { std: "docker" "start" "-a" "c9180824d2bab91d800d7a91881249cf4055ce38740c9bd76caf8b4d1b81e155", kill_on_drop: false }` [INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stderr] --> src/lib.rs:340:86 [INFO] [stderr] | [INFO] [stderr] 340 | pub fn all_attributes<'b: 'a>(&'b self) -> impl Iterator + '_ { [INFO] [stderr] | -- -- ^^ the same lifetime is elided here [INFO] [stderr] | | | [INFO] [stderr] | the lifetime is named here the same lifetime is named here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: consistently use `'b` [INFO] [stderr] | [INFO] [stderr] 340 - pub fn all_attributes<'b: 'a>(&'b self) -> impl Iterator + '_ { [INFO] [stderr] 340 + pub fn all_attributes<'b: 'a>(&'b self) -> impl Iterator + 'b { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/fields.rs:113:32 [INFO] [stderr] | [INFO] [stderr] 113 | pub fn get_field_by_member(&self, member: syn::Member) -> Option { [INFO] [stderr] | ^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] running 0 tests [INFO] [stderr] help: use `'_` for type paths [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 113 | pub fn get_field_by_member(&self, member: syn::Member) -> Option> { [INFO] [stdout] [INFO] [stderr] | ++++ [INFO] [stdout] [INFO] [stderr] [INFO] [stdout] running 1 test [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/fields.rs:140:9 [INFO] [stderr] | [INFO] [stderr] 140 | &mut self, [INFO] [stderr] | ^^^^^^^^^ the lifetime is elided here [INFO] [stderr] 141 | member: syn::Member, [INFO] [stderr] 142 | ) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 142 | ) -> Option> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `syn-helpers` (lib) generated 3 warnings (run `cargo fix --lib -p syn-helpers` to apply 3 suggestions) [INFO] [stderr] warning: `syn-helpers` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/syn_helpers-4ced1ff6348b260d) [INFO] [stderr] Running tests/examples.rs (/opt/rustwide/target/debug/deps/examples-fb3a2d498e4b529a) [INFO] [stdout] test binary_serialize_enum ... ok [INFO] [stderr] Running tests/structures.rs (/opt/rustwide/target/debug/deps/structures-18b434c558456b28) [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Doc-tests syn_helpers [INFO] [stdout] running 7 tests [INFO] [stdout] test derive_add_where_clause ... ok [INFO] [stdout] test derive_add_where_clause_to_associated_item ... ok [INFO] [stdout] test derive_add_where_clause_to_parameterized_item ... ok [INFO] [stdout] test derives_fields_on_enum ... ok [INFO] [stdout] test derives_fields_on_input_with_generics ... ok [INFO] [stdout] test derives_fields_on_struct ... ok [INFO] [stdout] test derives_fields_on_trait_with_generic_collision ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 21) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.79s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "c9180824d2bab91d800d7a91881249cf4055ce38740c9bd76caf8b4d1b81e155", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c9180824d2bab91d800d7a91881249cf4055ce38740c9bd76caf8b4d1b81e155", kill_on_drop: false }` [INFO] [stdout] c9180824d2bab91d800d7a91881249cf4055ce38740c9bd76caf8b4d1b81e155