[INFO] crate rustfmt-nightly 1.3.3 is already in cache
[INFO] extracting crate rustfmt-nightly 1.3.3 into work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/rustfmt-nightly/1.3.3
[INFO] extracting crate rustfmt-nightly 1.3.3 into work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/rustfmt-nightly/1.3.3
[INFO] validating manifest of rustfmt-nightly-1.3.3 on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rustfmt-nightly-1.3.3 on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rustfmt-nightly-1.3.3
[INFO] finished frobbing rustfmt-nightly-1.3.3
[INFO] frobbed toml for rustfmt-nightly-1.3.3 written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/rustfmt-nightly/1.3.3/Cargo.toml
[INFO] started frobbing rustfmt-nightly-1.3.3
[INFO] finished frobbing rustfmt-nightly-1.3.3
[INFO] frobbed toml for rustfmt-nightly-1.3.3 written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/rustfmt-nightly/1.3.3/Cargo.toml
[INFO] crate rustfmt-nightly-1.3.3 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking rustfmt-nightly-1.3.3 against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-1/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/rustfmt-nightly/1.3.3:/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7f36b5aab3c8db169c98128336155d7c0eef64c10a1b5735f4394c78e74b62e2
[INFO] running `"docker" "start" "-a" "7f36b5aab3c8db169c98128336155d7c0eef64c10a1b5735f4394c78e74b62e2"`
[INFO] [stderr]    Compiling syn v0.15.35
[INFO] [stderr]    Compiling serde v1.0.92
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling rustc-rayon-core v0.2.0
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling rustc-rayon v0.2.0
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]     Checking rustc-ap-graphviz v491.0.0
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]    Compiling rustc-ap-rustc_target v491.0.0
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]    Compiling rustc-ap-syntax v491.0.0
[INFO] [stderr]    Compiling rustfmt-nightly v1.3.3 (/opt/crater/workdir)
[INFO] [stderr]     Checking bytecount v0.5.1
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]    Compiling backtrace v0.3.30
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking getopts v0.2.19
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]     Checking regex-syntax v0.6.6
[INFO] [stderr]     Checking annotate-snippets v0.5.0
[INFO] [stderr]     Checking walkdir v2.2.7
[INFO] [stderr]     Checking rustc-ap-serialize v491.0.0
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking ena v0.13.0
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking jobserver v0.1.13
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking dirs-sys v0.3.3
[INFO] [stderr]     Checking rustc-ap-rustc_cratesio_shim v491.0.0
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking dirs v2.0.1
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking rustc-hash v1.0.1
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking aho-corasick v0.7.3
[INFO] [stderr]     Checking bstr v0.1.4
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking globset v0.4.3
[INFO] [stderr]     Checking env_logger v0.6.1
[INFO] [stderr]     Checking ignore v0.4.7
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.92
[INFO] [stderr]    Compiling rustc-ap-rustc_macros v491.0.0
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling rustfmt-config_proc_macro v0.1.2
[INFO] [stderr]    Compiling derive-new v0.5.6
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking toml v0.5.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking cargo_metadata v0.8.0
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking rustc-ap-rustc_data_structures v491.0.0
[INFO] [stderr]     Checking rustc-ap-arena v491.0.0
[INFO] [stderr] error[E0599]: no method named `cap` found for type `alloc::raw_vec::RawVec<T>` in the current scope
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-arena-491.0.0/lib.rs:102:47
[INFO] [stderr]     |
[INFO] [stderr] 102 |                 self.start().add(self.storage.cap())
[INFO] [stderr]     |                                               ^^^ private field, not a method
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `cap` found for type `alloc::raw_vec::RawVec<T>` in the current scope
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-arena-491.0.0/lib.rs:273:55
[INFO] [stderr]     |
[INFO] [stderr] 273 |                     new_capacity = last_chunk.storage.cap();
[INFO] [stderr]     |                                                       ^^^ private field, not a method
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `cap` found for type `alloc::raw_vec::RawVec<u8>` in the current scope
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-arena-491.0.0/lib.rs:408:55
[INFO] [stderr]     |
[INFO] [stderr] 408 |                     new_capacity = last_chunk.storage.cap();
[INFO] [stderr]     |                                                       ^^^ private field, not a method
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0599`.
[INFO] [stderr] error: Could not compile `rustc-ap-arena`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "7f36b5aab3c8db169c98128336155d7c0eef64c10a1b5735f4394c78e74b62e2"`
[INFO] running `"docker" "rm" "-f" "7f36b5aab3c8db169c98128336155d7c0eef64c10a1b5735f4394c78e74b62e2"`
[INFO] [stdout] 7f36b5aab3c8db169c98128336155d7c0eef64c10a1b5735f4394c78e74b62e2