[INFO] crate caniuse-db 1.0.30000909 is already in cache
[INFO] extracting crate caniuse-db 1.0.30000909 into work/ex/pr-59928/sources/master#df25d79a33b0c82b716699a75a41bfdc6089850a/reg/caniuse-db/1.0.30000909
[INFO] extracting crate caniuse-db 1.0.30000909 into work/ex/pr-59928/sources/try#424a4ae163d6517f301cd4048a4b5dd785be5b2f/reg/caniuse-db/1.0.30000909
[INFO] validating manifest of caniuse-db-1.0.30000909 on toolchain master#df25d79a33b0c82b716699a75a41bfdc6089850a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+df25d79a33b0c82b716699a75a41bfdc6089850a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of caniuse-db-1.0.30000909 on toolchain try#424a4ae163d6517f301cd4048a4b5dd785be5b2f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+424a4ae163d6517f301cd4048a4b5dd785be5b2f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing caniuse-db-1.0.30000909
[INFO] finished frobbing caniuse-db-1.0.30000909
[INFO] frobbed toml for caniuse-db-1.0.30000909 written to work/ex/pr-59928/sources/master#df25d79a33b0c82b716699a75a41bfdc6089850a/reg/caniuse-db/1.0.30000909/Cargo.toml
[INFO] started frobbing caniuse-db-1.0.30000909
[INFO] finished frobbing caniuse-db-1.0.30000909
[INFO] frobbed toml for caniuse-db-1.0.30000909 written to work/ex/pr-59928/sources/try#424a4ae163d6517f301cd4048a4b5dd785be5b2f/reg/caniuse-db/1.0.30000909/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+df25d79a33b0c82b716699a75a41bfdc6089850a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+424a4ae163d6517f301cd4048a4b5dd785be5b2f-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+df25d79a33b0c82b716699a75a41bfdc6089850a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+424a4ae163d6517f301cd4048a4b5dd785be5b2f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking caniuse-db-1.0.30000909 against master#df25d79a33b0c82b716699a75a41bfdc6089850a for pr-59928
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-59928/worker-2/master#df25d79a33b0c82b716699a75a41bfdc6089850a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-59928/sources/master#df25d79a33b0c82b716699a75a41bfdc6089850a/reg/caniuse-db/1.0.30000909:/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" "+df25d79a33b0c82b716699a75a41bfdc6089850a-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 9361983195dd25fb7aaaa09f7d5aa9ec9683acd50c8299e67391040870d28540
[INFO] running `"docker" "start" "-a" "9361983195dd25fb7aaaa09f7d5aa9ec9683acd50c8299e67391040870d28540"`
[INFO] [stderr]    Compiling inflect v0.1.0
[INFO] [stderr]    Compiling try_from v0.3.2
[INFO] [stderr]    Compiling miniz_oxide v0.2.1
[INFO] [stderr]    Compiling encoding_rs v0.8.17
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling cookie v0.11.0
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling publicsuffix v1.5.2
[INFO] [stderr]    Compiling tokio v0.1.18
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.2.1
[INFO] [stderr]    Compiling cookie_store v0.5.1
[INFO] [stderr]    Compiling hyper v0.12.27
[INFO] [stderr]    Compiling flate2 v1.0.7
[INFO] [stderr]    Compiling hyper-tls v0.3.2
[INFO] [stderr]    Compiling reqwest v0.9.14
[INFO] [stderr]    Compiling caniuse-db v1.0.30000909 (/opt/crater/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/shared/mod.rs:90:1
[INFO] [stderr]    |
[INFO] [stderr] 90 |   /// Vendor prefixes.
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 91 | / caniuse_enum!(Prefix, PREFIXES, PrefixVisitor, {
[INFO] [stderr] 92 | |     "ms" => Ms,
[INFO] [stderr] 93 | |     "moz" => Moz,
[INFO] [stderr] 94 | |     "webkit" => Webkit,
[INFO] [stderr] 95 | |     "o" => Opera,
[INFO] [stderr] 96 | | });
[INFO] [stderr]    | |___- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_doc_comments)] on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] error: failed to run custom build command for `caniuse-db v1.0.30000909 (/opt/crater/workdir)`
[INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/caniuse-db-09e97655fe5f1950/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] Version: 1.0.30000909
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Error { kind: Hyper(Error { kind: Connect, cause: Custom { kind: Other, error: StringError("failed to lookup address information: Temporary failure in name resolution") } }), url: Some("https://registry.npmjs.org/caniuse-db/1.0.30000909") }', src/libcore/result.rs:997:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x564a2a35bb73 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h998473333b6173fd
[INFO] [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stderr]    1:     0x564a2a356cbb - std::sys_common::backtrace::_print::h7319fdc7898c609c
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:71
[INFO] [stderr]    2:     0x564a2a359ef6 - std::panicking::default_hook::{{closure}}::he0ea18480832534c
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]                                at src/libstd/panicking.rs:197
[INFO] [stderr]    3:     0x564a2a359c89 - std::panicking::default_hook::h5860d8261b6f7347
[INFO] [stderr]                                at src/libstd/panicking.rs:211
[INFO] [stderr]    4:     0x564a2a35a5ff - std::panicking::rust_panic_with_hook::h4edf41dc8786027d
[INFO] [stderr]                                at src/libstd/panicking.rs:474
[INFO] [stderr]    5:     0x564a2a35a181 - std::panicking::continue_panic_fmt::hac7094691b749a9f
[INFO] [stderr]                                at src/libstd/panicking.rs:381
[INFO] [stderr]    6:     0x564a2a35a065 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:308
[INFO] [stderr]    7:     0x564a2a3721ac - core::panicking::panic_fmt::h56f12d13ec8a0d94
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]    8:     0x564a29c23aac - core::result::unwrap_failed::h7b9ada9fb73ceebb
[INFO] [stderr]                                at /rustc/df25d79a33b0c82b716699a75a41bfdc6089850a/src/libcore/macros.rs:18
[INFO] [stderr]    9:     0x564a29ba493b - core::result::Result<T,E>::unwrap::h5bce8f8fde160053
[INFO] [stderr]                                at /rustc/df25d79a33b0c82b716699a75a41bfdc6089850a/src/libcore/result.rs:798
[INFO] [stderr]   10:     0x564a29b3b6b1 - build_script_build::get_json::h4c039584d0e6ec79
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:263
[INFO] [stderr]   11:     0x564a29b3b32b - build_script_build::get_git_head::h2c40e9350e6aa2de
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:247
[INFO] [stderr]   12:     0x564a29b37589 - build_script_build::main::h467695a35cd572b4
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:25
[INFO] [stderr]   13:     0x564a29b5807f - std::rt::lang_start::{{closure}}::h769665bb8172abd6
[INFO] [stderr]                                at /rustc/df25d79a33b0c82b716699a75a41bfdc6089850a/src/libstd/rt.rs:64
[INFO] [stderr]   14:     0x564a2a35a002 - std::panicking::try::do_call::hc4555bf6034eaeaa
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]                                at src/libstd/panicking.rs:293
[INFO] [stderr]   15:     0x564a2a35e349 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:87
[INFO] [stderr]   16:     0x564a2a35abcc - std::rt::lang_start_internal::h4d7765d05754457a
[INFO] [stderr]                                at src/libstd/panicking.rs:272
[INFO] [stderr]                                at src/libstd/panic.rs:388
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   17:     0x564a29b58058 - std::rt::lang_start::hc275135e4aae9c65
[INFO] [stderr]                                at /rustc/df25d79a33b0c82b716699a75a41bfdc6089850a/src/libstd/rt.rs:64
[INFO] [stderr]   18:     0x564a29b50a49 - main
[INFO] [stderr]   19:     0x7fefa6e3e2e0 - __libc_start_main
[INFO] [stderr]   20:     0x564a29afd449 - _start
[INFO] [stderr]   21:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "9361983195dd25fb7aaaa09f7d5aa9ec9683acd50c8299e67391040870d28540"`
[INFO] running `"docker" "rm" "-f" "9361983195dd25fb7aaaa09f7d5aa9ec9683acd50c8299e67391040870d28540"`
[INFO] [stdout] 9361983195dd25fb7aaaa09f7d5aa9ec9683acd50c8299e67391040870d28540