[INFO] fetching crate darling_core 0.11.0...
[INFO] testing darling_core-0.11.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate darling_core 0.11.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate darling_core 0.11.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate darling_core 0.11.0
[INFO] finished tweaking crates.io crate darling_core 0.11.0
[INFO] tweaked toml for crates.io crate darling_core 0.11.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b11bc67e4adaa857407b620ca57a844692bab959e86b55a34953818b3409b7c
[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" "3b11bc67e4adaa857407b620ca57a844692bab959e86b55a34953818b3409b7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b11bc67e4adaa857407b620ca57a844692bab959e86b55a34953818b3409b7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b11bc67e4adaa857407b620ca57a844692bab959e86b55a34953818b3409b7c", kill_on_drop: false }`
[INFO] [stdout] 3b11bc67e4adaa857407b620ca57a844692bab959e86b55a34953818b3409b7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7968a378c90aee6fc620368f36574a3564087896433c3bc568366a9a45005e48
[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" "7968a378c90aee6fc620368f36574a3564087896433c3bc568366a9a45005e48", kill_on_drop: false }`
[INFO] [stderr]    Compiling darling_core v0.11.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/error/mod.rs:386:32
[INFO] [stdout]     |
[INFO] [stdout] 386 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stdout]     |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/options/shape.rs:137:20
[INFO] [stdout]     |
[INFO] [stdout] 137 |         match word.trim_left_matches(self.prefix) {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]    --> src/options/shape.rs:191:34
[INFO] [stdout]     |
[INFO] [stdout] 191 |             let ty = self.prefix.trim_right_matches('_');
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.62s
[INFO] running `Command { std: "docker" "inspect" "7968a378c90aee6fc620368f36574a3564087896433c3bc568366a9a45005e48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7968a378c90aee6fc620368f36574a3564087896433c3bc568366a9a45005e48", kill_on_drop: false }`
[INFO] [stdout] 7968a378c90aee6fc620368f36574a3564087896433c3bc568366a9a45005e48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", 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] 5cf3475048d25e9f3a5e520e1639e8897213e91618e644039c8bd9d574f83bb7
[INFO] running `Command { std: "docker" "start" "-a" "5cf3475048d25e9f3a5e520e1639e8897213e91618e644039c8bd9d574f83bb7", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/error/mod.rs:386:32
[INFO] [stdout]     |
[INFO] [stdout] 386 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stdout]     |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/options/shape.rs:137:20
[INFO] [stdout]     |
[INFO] [stdout] 137 |         match word.trim_left_matches(self.prefix) {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]    --> src/options/shape.rs:191:34
[INFO] [stdout]     |
[INFO] [stdout] 191 |             let ty = self.prefix.trim_right_matches('_');
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling darling_core v0.11.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/error/mod.rs:386:32
[INFO] [stdout]     |
[INFO] [stdout] 386 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stdout]     |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/options/shape.rs:137:20
[INFO] [stdout]     |
[INFO] [stdout] 137 |         match word.trim_left_matches(self.prefix) {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]    --> src/options/shape.rs:191:34
[INFO] [stdout]     |
[INFO] [stdout] 191 |             let ty = self.prefix.trim_right_matches('_');
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.66s
[INFO] running `Command { std: "docker" "inspect" "5cf3475048d25e9f3a5e520e1639e8897213e91618e644039c8bd9d574f83bb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cf3475048d25e9f3a5e520e1639e8897213e91618e644039c8bd9d574f83bb7", kill_on_drop: false }`
[INFO] [stdout] 5cf3475048d25e9f3a5e520e1639e8897213e91618e644039c8bd9d574f83bb7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", 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] efa6b12f4cdf5211352efdafff8497bf477791c1dd0a08a4b1387a611e46db3b
[INFO] running `Command { std: "docker" "start" "-a" "efa6b12f4cdf5211352efdafff8497bf477791c1dd0a08a4b1387a611e46db3b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/error/mod.rs:386:32
[INFO] [stderr]     |
[INFO] [stderr] 386 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stderr]     |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stderr]    --> src/options/shape.rs:137:20
[INFO] [stderr]     |
[INFO] [stderr] 137 |         match word.trim_left_matches(self.prefix) {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stderr]    --> src/options/shape.rs:191:34
[INFO] [stderr]     |
[INFO] [stderr] 191 |             let ty = self.prefix.trim_right_matches('_');
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end_matches`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/error/mod.rs:386:32
[INFO] [stderr]     |
[INFO] [stderr] 386 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stderr]     |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stderr]    --> src/options/shape.rs:137:20
[INFO] [stderr]     |
[INFO] [stderr] 137 |         match word.trim_left_matches(self.prefix) {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stderr]    --> src/options/shape.rs:191:34
[INFO] [stderr]     |
[INFO] [stderr] 191 |             let ty = self.prefix.trim_right_matches('_');
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end_matches`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.29s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/darling_core-c0e9d285e3e3ec38
[INFO] [stdout] 
[INFO] [stdout] running 37 tests
[INFO] [stdout] test ast::data::tests::test_style_eq ... ok
[INFO] [stdout] test error::tests::flatten_simple ... ok
[INFO] [stdout] test ast::data::tests::test_fields_to_tokens_struct ... ok
[INFO] [stdout] test error::tests::len_single ... ok
[INFO] [stdout] test error::tests::flatten_noop ... ok
[INFO] [stdout] test error::tests::len_multiple ... ok
[INFO] [stdout] test from_meta::tests::darling_result_succeeds ... ok
[INFO] [stdout] test from_meta::tests::int_without_quotes ... ok
[INFO] [stdout] test from_meta::tests::float_without_quotes ... ok
[INFO] [stdout] test from_meta::tests::hash_map_duplicate ... ok
[INFO] [stdout] test from_meta::tests::hash_map_succeeds ... ok
[INFO] [stdout] test from_meta::tests::meta_succeeds ... ok
[INFO] [stdout] test from_meta::tests::string_succeeds ... ok
[INFO] [stdout] test options::shape::tests::supports_any ... ok
[INFO] [stdout] test from_meta::tests::number_succeeds ... ok
[INFO] [stdout] test options::shape::tests::supports_mixed ... ok
[INFO] [stdout] test from_meta::tests::test_punctuated ... ok
[INFO] [stdout] test options::shape::tests::supports_struct ... ok
[INFO] [stdout] test usage::lifetimes::tests::qself ... ok
[INFO] [stdout] test usage::type_params::tests::box_fn_input ... ok
[INFO] [stdout] test usage::lifetimes::tests::struct_named ... ok
[INFO] [stdout] test usage::type_params::tests::finds_named ... ok
[INFO] [stdout] test usage::type_params::tests::finds_simple ... ok
[INFO] [stdout] test from_meta::tests::bool_succeeds ... ok
[INFO] [stdout] test util::spanned_value::tests::deref ... ok
[INFO] [stdout] test ast::generics::tests::generics ... ok
[INFO] [stdout] test util::path_list::tests::fails_non_word ... ok
[INFO] [stdout] test util::path_list::tests::succeeds ... ok
[INFO] [stdout] test util::ident_string::tests::map_transform ... ok
[INFO] [stdout] test util::ident_string::tests::convert ... ok
[INFO] [stdout] test usage::type_params::tests::qself_vec ... ok
[INFO] [stdout] test error::tests::len_nested ... ok
[INFO] [stdout] test from_meta::tests::unit_succeeds ... ok
[INFO] [stdout] test usage::type_params::tests::associated_type ... ok
[INFO] [stdout] test ast::data::tests::test_fields_to_tokens_tuple ... ok
[INFO] [stdout] test usage::type_params::tests::finds_as_type_arg ... ok
[INFO] [stderr]    Doc-tests darling_core
[INFO] [stdout] test usage::type_params::tests::box_fn_output ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 37 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/error/mod.rs - error::Error::write_errors (line 292) ... 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/macros_public.rs - uses_type_params (line 13) ... ok
[INFO] [stdout] test src/usage/mod.rs - usage (line 13) ... ok
[INFO] [stdout] test src/error/mod.rs - error::Error::unexpected_lit_type (line 122) ... 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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "efa6b12f4cdf5211352efdafff8497bf477791c1dd0a08a4b1387a611e46db3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efa6b12f4cdf5211352efdafff8497bf477791c1dd0a08a4b1387a611e46db3b", kill_on_drop: false }`
[INFO] [stdout] efa6b12f4cdf5211352efdafff8497bf477791c1dd0a08a4b1387a611e46db3b