[INFO] crate derive_builder 0.9.0 is already in cache
[INFO] checking derive_builder-0.9.0 against try#f149601db42efe10ece8b284ab681fd4a6fcb89c for pr-68766
[INFO] extracting crate derive_builder 0.9.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate derive_builder 0.9.0 on toolchain f149601db42efe10ece8b284ab681fd4a6fcb89c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate derive_builder 0.9.0
[INFO] finished tweaking crates.io crate derive_builder 0.9.0
[INFO] tweaked toml for crates.io crate derive_builder 0.9.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate derive_builder 0.9.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 15eb6ff31a8389a279df14e43719c680cf4d4d7a151955ce193b204875578cc8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "15eb6ff31a8389a279df14e43719c680cf4d4d7a151955ce193b204875578cc8"`
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]     Checking ident_case v1.0.1
[INFO] [stderr]    Compiling derive_builder v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]     Checking darling_core v0.10.2
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]     Checking darling v0.10.2
[INFO] [stderr]    Compiling derive_builder_core v0.9.0
[INFO] [stderr] error[E0424]: expected value, found module `self`
[INFO] [stderr]  --> examples/custom_defaults.rs:4:10
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[derive(Builder, PartialEq, Debug)]
[INFO] [stderr]   |          ^^^^^^^
[INFO] [stderr]   |          |
[INFO] [stderr]   |          `self` value is a keyword only available in methods with a `self` parameter
[INFO] [stderr]   |          this function doesn't have a `self` parameter
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0424`.
[INFO] [stderr] error: could not compile `derive_builder`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0424]: expected value, found module `self`
[INFO] [stderr]  --> tests/custom_default.rs:7:41
[INFO] [stderr]   |
[INFO] [stderr] 7 |     #[derive(Debug, PartialEq, Default, Builder, Clone)]
[INFO] [stderr]   |                                         ^^^^^^^
[INFO] [stderr]   |                                         |
[INFO] [stderr]   |                                         `self` value is a keyword only available in methods with a `self` parameter
[INFO] [stderr]   |                                         this function doesn't have a `self` parameter
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the size for values of type `str` cannot be known at compilation time
[INFO] [stderr]  --> tests/custom_default.rs:7:41
[INFO] [stderr]   |
[INFO] [stderr] 7 |     #[derive(Debug, PartialEq, Default, Builder, Clone)]
[INFO] [stderr]   |                                         ^^^^^^^ doesn't have a size known at compile-time
[INFO] [stderr]   |
[INFO] [stderr]   = help: the trait `std::marker::Sized` is not implemented for `str`
[INFO] [stderr]   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
[INFO] [stderr]   = note: required by `std::prelude::v1::Some`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0277, E0424.
[INFO] [stderr] For more information about an error, try `rustc --explain E0277`.
[INFO] [stderr] error: could not compile `derive_builder`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "15eb6ff31a8389a279df14e43719c680cf4d4d7a151955ce193b204875578cc8"`
[INFO] running `"docker" "rm" "-f" "15eb6ff31a8389a279df14e43719c680cf4d4d7a151955ce193b204875578cc8"`
[INFO] [stdout] 15eb6ff31a8389a279df14e43719c680cf4d4d7a151955ce193b204875578cc8