[INFO] fetching crate core_extensions 1.5.3...
[INFO] checking core_extensions-1.5.3 against master#3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777 for pr-132289
[INFO] extracting crate core_extensions 1.5.3 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate core_extensions 1.5.3 on toolchain 3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate core_extensions 1.5.3
[INFO] finished tweaking crates.io crate core_extensions 1.5.3
[INFO] tweaked toml for crates.io crate core_extensions 1.5.3 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 18 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.4.6 (available: v0.8.5)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded core_extensions_proc_macros v1.5.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 910bfa5a784b8aefd3cdb5eb8010a7befbf4cf15b1fee1550b05dd9925eb040e
[INFO] running `Command { std: "docker" "start" "-a" "910bfa5a784b8aefd3cdb5eb8010a7befbf4cf15b1fee1550b05dd9925eb040e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "910bfa5a784b8aefd3cdb5eb8010a7befbf4cf15b1fee1550b05dd9925eb040e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "910bfa5a784b8aefd3cdb5eb8010a7befbf4cf15b1fee1550b05dd9925eb040e", kill_on_drop: false }`
[INFO] [stdout] 910bfa5a784b8aefd3cdb5eb8010a7befbf4cf15b1fee1550b05dd9925eb040e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82ad1af55e7a323db966ce7244dc56e3027b2f59eaf07bef6a0645433837db06
[INFO] running `Command { std: "docker" "start" "-a" "82ad1af55e7a323db966ce7244dc56e3027b2f59eaf07bef6a0645433837db06", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking core_extensions v1.5.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stdout] warning: unexpected `cfg` condition value: `rust_1_42`
[INFO] [stdout]    --> src_core_extensions/utils.rs:193:11
[INFO] [stdout]     |
[INFO] [stdout] 193 |     #[cfg(feature = "rust_1_42")]
[INFO] [stdout]     |           ^^^^^^^^^^-----------
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: there is a expected value with a similar name: `"rust_1_46"`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `__test`, `all_items`, `all_items_no_derive`, `alloc`, `bools`, `callable`, `collections`, `const_default`, `const_val`, `core_extensions_proc_macros`, `derive`, `docsrs`, `enable_proc_macro_crate`, `generics_parsing`, `integers`, `item_parsing`, `iterators`, `macro_utils`, `marker_type`, `on_drop`, `option_result`, `phantom`, `rust_1_46`, `rust_1_51`, `rust_1_59`, `rust_latest_stable`, `self_ops`, `serde`, `serde_`, `slices`, `std`, `strings`, `track_caller`, `transparent_newtype`, and `type_asserts` and 3 more
[INFO] [stdout]     = help: consider adding `rust_1_42` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `rust_1_42`
[INFO] [stdout]    --> src_core_extensions/utils.rs:197:15
[INFO] [stdout]     |
[INFO] [stdout] 197 |     #[cfg(not(feature = "rust_1_42"))]
[INFO] [stdout]     |               ^^^^^^^^^^-----------
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: there is a expected value with a similar name: `"rust_1_46"`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `__test`, `all_items`, `all_items_no_derive`, `alloc`, `bools`, `callable`, `collections`, `const_default`, `const_val`, `core_extensions_proc_macros`, `derive`, `docsrs`, `enable_proc_macro_crate`, `generics_parsing`, `integers`, `item_parsing`, `iterators`, `macro_utils`, `marker_type`, `on_drop`, `option_result`, `phantom`, `rust_1_46`, `rust_1_51`, `rust_1_59`, `rust_latest_stable`, `self_ops`, `serde`, `serde_`, `slices`, `std`, `strings`, `track_caller`, `transparent_newtype`, and `type_asserts` and 3 more
[INFO] [stdout]     = help: consider adding `rust_1_42` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: tests must be run with the "__test" feature
[INFO] [stdout]    --> src_core_extensions/lib.rs:553:1
[INFO] [stdout]     |
[INFO] [stdout] 553 | compile_error! { "tests must be run with the \"__test\" feature" }
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `test_utils`
[INFO] [stdout]    --> src_core_extensions/utils.rs:212:9
[INFO] [stdout]     |
[INFO] [stdout] 212 |     use test_utils::DecOnDrop;  
[INFO] [stdout]     |         ^^^^^^^^^^ you might be missing crate `test_utils`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> src_core_extensions/lib.rs:525:9
[INFO] [stdout]     |
[INFO] [stdout] 525 | pub mod test_utils;
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] note: the item is gated behind the `__test` feature
[INFO] [stdout]    --> src_core_extensions/lib.rs:523:7
[INFO] [stdout]     |
[INFO] [stdout] 523 | #[cfg(feature = "__test")]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: consider importing the `test_utils` crate
[INFO] [stdout]    --> src_core_extensions/lib.rs:327:1
[INFO] [stdout]     |
[INFO] [stdout] 327 + extern crate test_utils;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `rust_1_42`
[INFO] [stdout]    --> src_core_extensions/utils.rs:193:11
[INFO] [stdout]     |
[INFO] [stdout] 193 |     #[cfg(feature = "rust_1_42")]
[INFO] [stdout]     |           ^^^^^^^^^^-----------
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: there is a expected value with a similar name: `"rust_1_46"`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `__test`, `all_items`, `all_items_no_derive`, `alloc`, `bools`, `callable`, `collections`, `const_default`, `const_val`, `core_extensions_proc_macros`, `derive`, `docsrs`, `enable_proc_macro_crate`, `generics_parsing`, `integers`, `item_parsing`, `iterators`, `macro_utils`, `marker_type`, `on_drop`, `option_result`, `phantom`, `rust_1_46`, `rust_1_51`, `rust_1_59`, `rust_latest_stable`, `self_ops`, `serde`, `serde_`, `slices`, `std`, `strings`, `track_caller`, `transparent_newtype`, and `type_asserts` and 3 more
[INFO] [stdout]     = help: consider adding `rust_1_42` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `rust_1_42`
[INFO] [stdout]    --> src_core_extensions/utils.rs:197:15
[INFO] [stdout]     |
[INFO] [stdout] 197 |     #[cfg(not(feature = "rust_1_42"))]
[INFO] [stdout]     |               ^^^^^^^^^^-----------
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: there is a expected value with a similar name: `"rust_1_46"`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `__test`, `all_items`, `all_items_no_derive`, `alloc`, `bools`, `callable`, `collections`, `const_default`, `const_val`, `core_extensions_proc_macros`, `derive`, `docsrs`, `enable_proc_macro_crate`, `generics_parsing`, `integers`, `item_parsing`, `iterators`, `macro_utils`, `marker_type`, `on_drop`, `option_result`, `phantom`, `rust_1_46`, `rust_1_51`, `rust_1_59`, `rust_latest_stable`, `self_ops`, `serde`, `serde_`, `slices`, `std`, `strings`, `track_caller`, `transparent_newtype`, and `type_asserts` and 3 more
[INFO] [stdout]     = help: consider adding `rust_1_42` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `core_extensions` (lib test) due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "82ad1af55e7a323db966ce7244dc56e3027b2f59eaf07bef6a0645433837db06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82ad1af55e7a323db966ce7244dc56e3027b2f59eaf07bef6a0645433837db06", kill_on_drop: false }`
[INFO] [stdout] 82ad1af55e7a323db966ce7244dc56e3027b2f59eaf07bef6a0645433837db06
