[INFO] updating cached repository watilde/neon-fizzbuzz
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/watilde/neon-fizzbuzz
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/watilde/neon-fizzbuzz" "work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/gh/watilde/neon-fizzbuzz"`
[INFO] [stderr] Cloning into 'work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/gh/watilde/neon-fizzbuzz'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/watilde/neon-fizzbuzz" "work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/gh/watilde/neon-fizzbuzz"`
[INFO] [stderr] Cloning into 'work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/gh/watilde/neon-fizzbuzz'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 18a82161b4067b780366697b08c2f8ec82a02012
[INFO] sha for GitHub repo watilde/neon-fizzbuzz: 18a82161b4067b780366697b08c2f8ec82a02012
[INFO] validating manifest of watilde/neon-fizzbuzz on toolchain master#1891bfa80364eead426517c68de6947b7692e2de
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of watilde/neon-fizzbuzz on toolchain try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing watilde/neon-fizzbuzz
[INFO] finished frobbing watilde/neon-fizzbuzz
[INFO] frobbed toml for watilde/neon-fizzbuzz written to work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/gh/watilde/neon-fizzbuzz/Cargo.toml
[INFO] started frobbing watilde/neon-fizzbuzz
[INFO] finished frobbing watilde/neon-fizzbuzz
[INFO] frobbed toml for watilde/neon-fizzbuzz written to work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/gh/watilde/neon-fizzbuzz/Cargo.toml
[INFO] crate watilde/neon-fizzbuzz already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/gh/watilde/neon-fizzbuzz/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking watilde/neon-fizzbuzz against master#1891bfa80364eead426517c68de6947b7692e2de for pr-60261
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60261/worker-7/master#1891bfa80364eead426517c68de6947b7692e2de:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/gh/watilde/neon-fizzbuzz:/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" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a0cbd0b3b563673dbe87f7c9c25a1dd6332a10386bd60f2903c171e346b01740
[INFO] running `"docker" "start" "-a" "a0cbd0b3b563673dbe87f7c9c25a1dd6332a10386bd60f2903c171e346b01740"`
[INFO] [stderr]    Compiling neon-build v0.1.23
[INFO] [stderr]     Checking cslice v0.2.0
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]    Compiling neon-runtime v0.1.23
[INFO] [stderr]    Compiling neon v0.1.23
[INFO] [stderr] error: failed to run custom build command for `neon-runtime v0.1.23`
[INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/neon-runtime-7776e46e2d9814ac/build-script-build` (exit code: 101)
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'Failed to run "npm install" for neon-runtime!', src/libcore/option.rs:1036:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5602cc60cda3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::hf442c630213d5c0e
[INFO] [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stderr]    1:     0x5602cc6089fb - std::sys_common::backtrace::_print::h1f9138ed6351d2a8
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:71
[INFO] [stderr]    2:     0x5602cc60bbd6 - std::panicking::default_hook::{{closure}}::he2d7aa18e306aa14
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]                                at src/libstd/panicking.rs:197
[INFO] [stderr]    3:     0x5602cc60b969 - std::panicking::default_hook::he86a971ed90f2b8f
[INFO] [stderr]                                at src/libstd/panicking.rs:211
[INFO] [stderr]    4:     0x5602cc60c28f - std::panicking::rust_panic_with_hook::h8e0ec1fb63564a4a
[INFO] [stderr]                                at src/libstd/panicking.rs:474
[INFO] [stderr]    5:     0x5602cc60be11 - std::panicking::continue_panic_fmt::h5758ee73634469f4
[INFO] [stderr]                                at src/libstd/panicking.rs:381
[INFO] [stderr]    6:     0x5602cc60bcf5 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:308
[INFO] [stderr]    7:     0x5602cc62318c - core::panicking::panic_fmt::h6452504f8f87dea7
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]    8:     0x5602cc6231f6 - core::option::expect_failed::h2c58d1bcf76fd358
[INFO] [stderr]                                at src/libcore/option.rs:1036
[INFO] [stderr]    9:     0x5602cc5ae418 - core::option::Option<T>::expect::haa33923ed3b4fa37
[INFO] [stderr]                                at /rustc/1891bfa80364eead426517c68de6947b7692e2de/src/libcore/option.rs:314
[INFO] [stderr]   10:     0x5602cc5ae516 - build_script_build::build_object_file::h9625dd40466e4b57
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/neon-runtime-0.1.23/build.rs:86
[INFO] [stderr]   11:     0x5602cc5ae445 - build_script_build::main::hc5b35866d8f30a9e
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/neon-runtime-0.1.23/build.rs:10
[INFO] [stderr]   12:     0x5602cc5adfef - std::rt::lang_start::{{closure}}::hf97804f1ea4f6e99
[INFO] [stderr]                                at /rustc/1891bfa80364eead426517c68de6947b7692e2de/src/libstd/rt.rs:64
[INFO] [stderr]   13:     0x5602cc60bce2 - std::panicking::try::do_call::h7aa8c4760020085d
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]                                at src/libstd/panicking.rs:293
[INFO] [stderr]   14:     0x5602cc614289 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:85
[INFO] [stderr]   15:     0x5602cc60c79c - std::rt::lang_start_internal::hecae08ecaa28013a
[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]   16:     0x5602cc5adfc8 - std::rt::lang_start::h08117bebb4e2a53a
[INFO] [stderr]                                at /rustc/1891bfa80364eead426517c68de6947b7692e2de/src/libstd/rt.rs:64
[INFO] [stderr]   17:     0x5602cc5aeb89 - main
[INFO] [stderr]   18:     0x7f9dfe5382e0 - __libc_start_main
[INFO] [stderr]   19:     0x5602cc5addb9 - _start
[INFO] [stderr]   20:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "a0cbd0b3b563673dbe87f7c9c25a1dd6332a10386bd60f2903c171e346b01740"`
[INFO] running `"docker" "rm" "-f" "a0cbd0b3b563673dbe87f7c9c25a1dd6332a10386bd60f2903c171e346b01740"`
[INFO] [stdout] a0cbd0b3b563673dbe87f7c9c25a1dd6332a10386bd60f2903c171e346b01740