[INFO] fetching crate darling_core 0.13.0...
[INFO] testing darling_core-0.13.0 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate darling_core 0.13.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate darling_core 0.13.0 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate darling_core 0.13.0
[INFO] finished tweaking crates.io crate darling_core 0.13.0
[INFO] tweaked toml for crates.io crate darling_core 0.13.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 83f1e4684b23c38ce16e6daf6319fe38b0718103f464580579d7d0ac942a7b94
[INFO] running `Command { std: "docker" "start" "-a" "83f1e4684b23c38ce16e6daf6319fe38b0718103f464580579d7d0ac942a7b94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83f1e4684b23c38ce16e6daf6319fe38b0718103f464580579d7d0ac942a7b94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83f1e4684b23c38ce16e6daf6319fe38b0718103f464580579d7d0ac942a7b94", kill_on_drop: false }`
[INFO] [stdout] 83f1e4684b23c38ce16e6daf6319fe38b0718103f464580579d7d0ac942a7b94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7ab5308c8934bfa1dd60858f77bcef34d023fd9a1bdd73c66f07280247e4811
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e7ab5308c8934bfa1dd60858f77bcef34d023fd9a1bdd73c66f07280247e4811", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling darling_core v0.13.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.99s
[INFO] running `Command { std: "docker" "inspect" "e7ab5308c8934bfa1dd60858f77bcef34d023fd9a1bdd73c66f07280247e4811", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7ab5308c8934bfa1dd60858f77bcef34d023fd9a1bdd73c66f07280247e4811", kill_on_drop: false }`
[INFO] [stdout] e7ab5308c8934bfa1dd60858f77bcef34d023fd9a1bdd73c66f07280247e4811
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5687bb3cf6404a91b100cf88ae783c13e7b159048e583c318658409dc968e3b7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5687bb3cf6404a91b100cf88ae783c13e7b159048e583c318658409dc968e3b7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling darling_core v0.13.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.85s
[INFO] running `Command { std: "docker" "inspect" "5687bb3cf6404a91b100cf88ae783c13e7b159048e583c318658409dc968e3b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5687bb3cf6404a91b100cf88ae783c13e7b159048e583c318658409dc968e3b7", kill_on_drop: false }`
[INFO] [stdout] 5687bb3cf6404a91b100cf88ae783c13e7b159048e583c318658409dc968e3b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 683cab3d894458761999e37af8e80af05ebb7e2b57b9392a75d09372a0a16e61
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "683cab3d894458761999e37af8e80af05ebb7e2b57b9392a75d09372a0a16e61", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/darling_core-94674e0352d1a35f)
[INFO] [stdout] running 48 tests
[INFO] [stdout] test ast::data::tests::test_style_eq ... ok
[INFO] [stdout] test error::tests::len_multiple ... ok
[INFO] [stdout] test error::tests::len_nested ... ok
[INFO] [stdout] test error::tests::len_single ... ok
[INFO] [stdout] test from_meta::tests::float_without_quotes ... ok
[INFO] [stdout] test from_meta::tests::hash_map_duplicate ... ok
[INFO] [stdout] test ast::data::tests::test_fields_to_tokens_struct ... ok
[INFO] [stdout] test error::tests::flatten_noop ... ok
[INFO] [stdout] test error::tests::flatten_simple ... ok
[INFO] [stdout] test from_meta::tests::bool_succeeds ... ok
[INFO] [stdout] test from_meta::tests::hash_map_ident_rejects_non_idents ... ok
[INFO] [stdout] test from_meta::tests::char_succeeds ... ok
[INFO] [stdout] test from_meta::tests::hash_map_ident_succeeds ... ok
[INFO] [stdout] test from_meta::tests::meta_succeeds ... ok
[INFO] [stdout] test from_meta::tests::string_succeeds ... ok
[INFO] [stdout] test from_meta::tests::test_expr_array ... ok
[INFO] [stdout] test from_meta::tests::hash_map_path_succeeds ... ok
[INFO] [stdout] test from_meta::tests::int_without_quotes ... ok
[INFO] [stdout] test from_meta::tests::hash_map_succeeds ... ok
[INFO] [stdout] test options::shape::tests::supports_any ... ok
[INFO] [stdout] test options::shape::tests::supports_mixed ... ok
[INFO] [stdout] test from_meta::tests::test_punctuated ... ok
[INFO] [stdout] test from_meta::tests::test_number_array ... ok
[INFO] [stdout] test from_meta::tests::unit_succeeds ... ok
[INFO] [stdout] test from_meta::tests::hash_map_multiple_errors ... ok
[INFO] [stdout] test from_meta::tests::number_succeeds ... ok
[INFO] [stdout] test options::shape::tests::supports_struct ... ok
[INFO] [stdout] test usage::lifetimes::tests::qself ... ok
[INFO] [stdout] test util::parse_attribute::tests::parse_name_value_error_includes_example ... ok
[INFO] [stdout] test util::parse_attribute::tests::parse_name_value_returns_error ... ok
[INFO] [stdout] test util::parse_attribute::tests::parse_list ... ok
[INFO] [stdout] test ast::generics::tests::generics ... ok
[INFO] [stdout] test usage::type_params::tests::finds_simple ... ok
[INFO] [stdout] test usage::type_params::tests::finds_named ... ok
[INFO] [stdout] test usage::lifetimes::tests::struct_named ... ok
[INFO] [stdout] test util::parse_attribute::tests::parse_path_returns_empty_list ... ok
[INFO] [stdout] test util::ident_string::tests::convert ... ok
[INFO] [stdout] test usage::type_params::tests::associated_type ... ok
[INFO] [stdout] test util::path_list::tests::fails_non_word ... ok
[INFO] [stdout] test util::ident_string::tests::map_transform ... ok
[INFO] [stdout] test usage::type_params::tests::finds_as_type_arg ... ok
[INFO] [stdout] test util::path_list::tests::succeeds ... ok
[INFO] [stdout] test util::spanned_value::tests::deref ... ok
[INFO] [stdout] test usage::type_params::tests::box_fn_input ... ok
[INFO] [stdout] test usage::type_params::tests::box_fn_output ... ok
[INFO] [stdout] test from_meta::tests::darling_result_succeeds ... ok
[INFO] [stdout] test ast::data::tests::test_fields_to_tokens_tuple ... ok
[INFO] [stdout] test usage::type_params::tests::qself_vec ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 48 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests darling_core
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/error/mod.rs - error::Error::write_errors (line 319) ... ignored
[INFO] [stdout] test src/options/shape.rs - options::shape::Shape (line 19) ... ignored
[INFO] [stdout] test src/usage/mod.rs - usage (line 71) ... ignored
[INFO] [stdout] test src/util/over_ride.rs - util::over_ride::Override (line 19) ... ignored
[INFO] [stdout] test src/util/path_list.rs - util::path_list::PathList (line 14) ... ignored
[INFO] [stdout] test src/usage/mod.rs - usage (line 13) ... ok
[INFO] [stdout] test src/macros_public.rs - uses_type_params (line 13) ... ok
[INFO] [stdout] test src/error/mod.rs - error::Error::unexpected_lit_type (line 150) ... ok
[INFO] [stdout] test src/usage/options.rs - usage::options::Options (line 31) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 5 ignored; 0 measured; 0 filtered out; finished in 1.25s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "683cab3d894458761999e37af8e80af05ebb7e2b57b9392a75d09372a0a16e61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "683cab3d894458761999e37af8e80af05ebb7e2b57b9392a75d09372a0a16e61", kill_on_drop: false }`
[INFO] [stdout] 683cab3d894458761999e37af8e80af05ebb7e2b57b9392a75d09372a0a16e61