[INFO] fetching crate standalone-proc-macro2 0.2.2...
[INFO] extracting crate standalone-proc-macro2 0.2.2 into work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/standalone-proc-macro2/0.2.2
[INFO] extracting crate standalone-proc-macro2 0.2.2 into work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/standalone-proc-macro2/0.2.2
[INFO] validating manifest of standalone-proc-macro2-0.2.2 on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of standalone-proc-macro2-0.2.2 on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing standalone-proc-macro2-0.2.2
[INFO] finished frobbing standalone-proc-macro2-0.2.2
[INFO] frobbed toml for standalone-proc-macro2-0.2.2 written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/standalone-proc-macro2/0.2.2/Cargo.toml
[INFO] started frobbing standalone-proc-macro2-0.2.2
[INFO] finished frobbing standalone-proc-macro2-0.2.2
[INFO] frobbed toml for standalone-proc-macro2-0.2.2 written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/standalone-proc-macro2/0.2.2/Cargo.toml
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustc-ap-rustc_errors v40.0.0
[INFO] [stderr]   Downloaded rustc-ap-syntax_pos v40.0.0
[INFO] [stderr]   Downloaded rustc-ap-proc_macro v40.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_data_structures v40.0.0
[INFO] [stderr]   Downloaded rustc-ap-serialize v40.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_cratesio_shim v40.0.0
[INFO] [stderr]   Downloaded rustc-ap-syntax v40.0.0
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking standalone-proc-macro2-0.2.2 against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-2/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/standalone-proc-macro2/0.2.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 8dcaed9844a4446214f26999bd5ac88fe0e7a129d6a7f54fea4948392eef9e1b
[INFO] running `"docker" "start" "-a" "8dcaed9844a4446214f26999bd5ac88fe0e7a129d6a7f54fea4948392eef9e1b"`
[INFO] [stderr]     Checking rustc-ap-serialize v40.0.0
[INFO] [stderr]    Compiling rustc-ap-syntax v40.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_cratesio_shim v40.0.0
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking parking_lot v0.5.5
[INFO] [stderr]     Checking rustc-ap-rustc_data_structures v40.0.0
[INFO] [stderr] error[E0432]: unresolved import `std::collections::range`
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-rustc_data_structures-40.0.0/array_vec.rs:21:23
[INFO] [stderr]    |
[INFO] [stderr] 21 | use std::collections::range::RangeArgument;
[INFO] [stderr]    |                       ^^^^^ could not find `range` in `collections`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::collections::range`
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-rustc_data_structures-40.0.0/accumulate_vec.rs:22:23
[INFO] [stderr]    |
[INFO] [stderr] 22 | use std::collections::range::RangeArgument;
[INFO] [stderr]    |                       ^^^^^ could not find `range` in `collections`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::collections::range`
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-rustc_data_structures-40.0.0/indexed_vec.rs:11:23
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::collections::range::RangeArgument;
[INFO] [stderr]    |                       ^^^^^ could not find `range` in `collections`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `core::nonzero`
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-rustc_data_structures-40.0.0/obligation_forest/node_index.rs:11:11
[INFO] [stderr]    |
[INFO] [stderr] 11 | use core::nonzero::NonZero;
[INFO] [stderr]    |           ^^^^^^^ could not find `nonzero` in `core`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `rustc-ap-rustc_data_structures`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "8dcaed9844a4446214f26999bd5ac88fe0e7a129d6a7f54fea4948392eef9e1b"`
[INFO] running `"docker" "rm" "-f" "8dcaed9844a4446214f26999bd5ac88fe0e7a129d6a7f54fea4948392eef9e1b"`
[INFO] [stdout] 8dcaed9844a4446214f26999bd5ac88fe0e7a129d6a7f54fea4948392eef9e1b