[INFO] fetching crate danger 0.1.0...
[INFO] extracting crate danger 0.1.0 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/danger/0.1.0
[INFO] extracting crate danger 0.1.0 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/danger/0.1.0
[INFO] validating manifest of danger-0.1.0 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of danger-0.1.0 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing danger-0.1.0
[INFO] finished frobbing danger-0.1.0
[INFO] frobbed toml for danger-0.1.0 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/danger/0.1.0/Cargo.toml
[INFO] started frobbing danger-0.1.0
[INFO] finished frobbing danger-0.1.0
[INFO] frobbed toml for danger-0.1.0 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/danger/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] testing danger-0.1.0 against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-4/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/danger/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] 42bf438979617a311a8d828e86b5dd6c65f17cbca4da756c7d43e0eafe824d40
[INFO] running `"docker" "start" "-a" "42bf438979617a311a8d828e86b5dd6c65f17cbca4da756c7d43e0eafe824d40"`
[INFO] [stderr]    Compiling schemafy_snapshot v0.4.2
[INFO] [stderr]    Compiling schemafy v0.4.5
[INFO] [stderr] error: failed to run custom build command for `schemafy v0.4.5`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/schemafy-16738aab6e153d1f/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] cargo:rerun-if-changed=src/schema.json
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] error: 'rustfmt' is not installed for the toolchain 'e212b7d492c96d3837691ba29d32d5f468933fb8-alt'
[INFO] [stderr] To install, run `rustup component add rustfmt --toolchain e212b7d492c96d3837691ba29d32d5f468933fb8-alt`
[INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: ""', src/libcore/result.rs:999:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x56039173df3b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x56039173df3b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x56039173df3b - std::sys_common::backtrace::_print::hc8c584aa09df5c15
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x56039173df3b - std::sys_common::backtrace::print::h4828f56ae571c1ad
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x56039173df3b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    5:     0x56039173dc3c - std::panicking::default_hook::h231e0e11400caad4
[INFO] [stderr]                                at src/libstd/panicking.rs:212
[INFO] [stderr]    6:     0x56039173e600 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2
[INFO] [stderr]                                at src/libstd/panicking.rs:475
[INFO] [stderr]    7:     0x56039173e182 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab
[INFO] [stderr]                                at src/libstd/panicking.rs:382
[INFO] [stderr]    8:     0x56039173e066 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:309
[INFO] [stderr]    9:     0x56039175ab7d - core::panicking::panic_fmt::h5b6e1f42b8cc12be
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]   10:     0x56039162ba95 - core::result::unwrap_failed::hb267e289b385e915
[INFO] [stderr]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18
[INFO] [stderr]   11:     0x56039162bbfb - core::result::Result<T,E>::unwrap::h024ca36443a33d67
[INFO] [stderr]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800
[INFO] [stderr]   12:     0x56039162cb81 - build_script_build::main::h64cc67cd4951db32
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/schemafy-0.4.5/build.rs:19
[INFO] [stderr]   13:     0x56039162cf30 - std::rt::lang_start::{{closure}}::h24cf5d376a98ffcc
[INFO] [stderr]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/rt.rs:64
[INFO] [stderr]   14:     0x56039173e053 - std::rt::lang_start_internal::{{closure}}::ha7c0c29bf9d4b1ec
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   15:     0x56039173e053 - std::panicking::try::do_call::h6e54176261da06d4
[INFO] [stderr]                                at src/libstd/panicking.rs:294
[INFO] [stderr]   16:     0x56039174457a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:85
[INFO] [stderr]   17:     0x56039173eb0d - std::panicking::try::h108b9053abb3bfc3
[INFO] [stderr]                                at src/libstd/panicking.rs:273
[INFO] [stderr]   18:     0x56039173eb0d - std::panic::catch_unwind::h26d0733c47c2fe78
[INFO] [stderr]                                at src/libstd/panic.rs:388
[INFO] [stderr]   19:     0x56039173eb0d - std::rt::lang_start_internal::hfa103a00f84c98f5
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   20:     0x56039162cf09 - std::rt::lang_start::h53a906766b41a940
[INFO] [stderr]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/rt.rs:64
[INFO] [stderr]   21:     0x56039162cd8a - main
[INFO] [stderr]   22:     0x7f7ce7edc2e1 - __libc_start_main
[INFO] [stderr]   23:     0x56039162a45a - _start
[INFO] [stderr]   24:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "42bf438979617a311a8d828e86b5dd6c65f17cbca4da756c7d43e0eafe824d40"`
[INFO] running `"docker" "rm" "-f" "42bf438979617a311a8d828e86b5dd6c65f17cbca4da756c7d43e0eafe824d40"`
[INFO] [stdout] 42bf438979617a311a8d828e86b5dd6c65f17cbca4da756c7d43e0eafe824d40