Dec 18 10:21:58.375 INFO checking testing-0.1.0 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 10:21:58.375 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/testing/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 10:21:58.836 INFO [stdout] b3d8205d94b342512d3a258a2996ebcdf9dffa033e3fbeefc56c7f6c3d57748e
Dec 18 10:21:58.836 INFO running `"docker" "start" "-a" "b3d8205d94b342512d3a258a2996ebcdf9dffa033e3fbeefc56c7f6c3d57748e"`
Dec 18 10:22:00.932 INFO [stderr]    Compiling rustc-rayon-core v0.1.1
Dec 18 10:22:00.932 INFO [stderr]     Checking rustc-ap-graphviz v297.0.0
Dec 18 10:22:00.932 INFO [stderr]     Checking scoped-tls v0.1.2
Dec 18 10:22:00.932 INFO [stderr]    Compiling rustc-ap-rustc_target v297.0.0
Dec 18 10:22:00.932 INFO [stderr]    Compiling rustc-ap-syntax v297.0.0
Dec 18 10:22:00.936 INFO [stderr]     Checking relative-path v0.4.0
Dec 18 10:22:00.948 INFO [stderr]     Checking ena v0.9.3
Dec 18 10:22:00.948 INFO [stderr]     Checking rustc-ap-rustc_cratesio_shim v297.0.0
Dec 18 10:22:01.676 INFO [stderr]     Checking smallvec v0.6.7
Dec 18 10:22:02.308 INFO [stderr]     Checking lock_api v0.1.5
Dec 18 10:22:03.231 INFO [stderr]    Compiling parking_lot_core v0.3.1
Dec 18 10:22:03.565 INFO [stderr]    Compiling syn v0.14.9
Dec 18 10:22:04.150 INFO [stderr]    Compiling string_cache_codegen v0.4.2
Dec 18 10:22:06.211 INFO [stderr]     Checking parking_lot_core v0.4.0
Dec 18 10:22:06.211 INFO [stderr]     Checking rustc-ap-serialize v297.0.0
Dec 18 10:22:06.211 INFO [stderr]     Checking parking_lot_core v0.2.14
Dec 18 10:22:10.384 INFO [stderr]     Checking rustc-rayon v0.1.1
Dec 18 10:22:11.112 INFO [stderr]     Checking parking_lot v0.6.4
Dec 18 10:22:11.624 INFO [stderr]     Checking parking_lot v0.7.0
Dec 18 10:22:12.061 INFO [stderr]    Compiling string_cache v0.7.3
Dec 18 10:22:14.808 INFO [stderr]     Checking crossbeam-channel v0.3.4
Dec 18 10:22:19.204 INFO [stderr]     Checking crossbeam v0.6.0
Dec 18 10:22:20.364 INFO [stderr]     Checking slog-scope v4.1.0
Dec 18 10:22:20.849 INFO [stderr]     Checking rustc-ap-rustc_data_structures v297.0.0
Dec 18 10:22:21.372 INFO [stderr]     Checking slog-stdlog v3.0.2
Dec 18 10:22:22.228 INFO [stderr]     Checking slog-envlogger v2.1.0
Dec 18 10:22:24.904 INFO [stderr]     Checking rustc-ap-arena v297.0.0
Dec 18 10:22:25.917 INFO [stderr]     Checking rustc-ap-syntax_pos v297.0.0
Dec 18 10:22:28.360 INFO [stderr]     Checking rustc-ap-rustc_errors v297.0.0
Dec 18 10:22:29.800 INFO [stderr] error[E0133]: initializing type with `rustc_layout_scalar_valid_range` attr is unsafe and requires unsafe function or block
Dec 18 10:22:29.800 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-rustc_target-297.0.0/abi/mod.rs:830:1
Dec 18 10:22:29.800 INFO [stderr]     |
Dec 18 10:22:29.801 INFO [stderr] 830 | / newtype_index! {
Dec 18 10:22:29.801 INFO [stderr] 831 | |     pub struct VariantIdx { .. }
Dec 18 10:22:29.801 INFO [stderr] 832 | | }
Dec 18 10:22:29.801 INFO [stderr]     | |_^ initializing type with `rustc_layout_scalar_valid_range` attr
Dec 18 10:22:29.801 INFO [stderr]     |
Dec 18 10:22:29.801 INFO [stderr]     = note: initializing a layout restricted type's field with a value outside the valid range is undefined behavior
Dec 18 10:22:29.801 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 18 10:22:29.801 INFO [stderr] 
Dec 18 10:22:29.801 INFO [stderr] error[E0133]: initializing type with `rustc_layout_scalar_valid_range` attr is unsafe and requires unsafe function or block
Dec 18 10:22:29.801 INFO [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-rustc_target-297.0.0/abi/mod.rs:830:1
Dec 18 10:22:29.801 INFO [stderr]     |
Dec 18 10:22:29.801 INFO [stderr] 830 | / newtype_index! {
Dec 18 10:22:29.801 INFO [stderr] 831 | |     pub struct VariantIdx { .. }
Dec 18 10:22:29.801 INFO [stderr] 832 | | }
Dec 18 10:22:29.801 INFO [stderr]     | |_^ initializing type with `rustc_layout_scalar_valid_range` attr
Dec 18 10:22:29.801 INFO [stderr]     |
Dec 18 10:22:29.801 INFO [stderr]     = note: initializing a layout restricted type's field with a value outside the valid range is undefined behavior
Dec 18 10:22:29.801 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 18 10:22:29.801 INFO [stderr] 
Dec 18 10:22:29.824 INFO [stderr] error: aborting due to 2 previous errors
Dec 18 10:22:29.824 INFO [stderr] 
Dec 18 10:22:29.824 INFO [stderr] For more information about this error, try `rustc --explain E0133`.
Dec 18 10:22:29.842 INFO [stderr] error: Could not compile `rustc-ap-rustc_target`.
Dec 18 10:22:29.842 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 18 10:22:38.448 INFO [stderr] error: build failed
Dec 18 10:22:39.148 INFO running `"docker" "inspect" "b3d8205d94b342512d3a258a2996ebcdf9dffa033e3fbeefc56c7f6c3d57748e"`
Dec 18 10:22:39.448 INFO running `"docker" "rm" "-f" "b3d8205d94b342512d3a258a2996ebcdf9dffa033e3fbeefc56c7f6c3d57748e"`
Dec 18 10:22:39.760 INFO [stdout] b3d8205d94b342512d3a258a2996ebcdf9dffa033e3fbeefc56c7f6c3d57748e