[INFO] updating cached repository scan/invaders
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/scan/invaders
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/scan/invaders" "work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/scan/invaders"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/scan/invaders'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/scan/invaders" "work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/scan/invaders"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/scan/invaders'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c8d59f8c4194dea466d118a537f1297365b09498
[INFO] sha for GitHub repo scan/invaders: c8d59f8c4194dea466d118a537f1297365b09498
[INFO] validating manifest of scan/invaders on toolchain master#efe2f32a6b8217425f361ec7c206910c611c03ee
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of scan/invaders on toolchain try#78b0bd8441ef961f6475e3d47fe3bca38cb83432
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing scan/invaders
[INFO] finished frobbing scan/invaders
[INFO] frobbed toml for scan/invaders written to work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/scan/invaders/Cargo.toml
[INFO] started frobbing scan/invaders
[INFO] finished frobbing scan/invaders
[INFO] frobbed toml for scan/invaders written to work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/scan/invaders/Cargo.toml
[INFO] crate scan/invaders already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking scan/invaders against try#78b0bd8441ef961f6475e3d47fe3bca38cb83432 for pr-60039
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039/worker-5/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/scan/invaders:/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" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 8b386372058bc024862e7cab8ae784dfc8f1670abdc5c3214a04160272b5fd7d
[INFO] running `"docker" "start" "-a" "8b386372058bc024862e7cab8ae784dfc8f1670abdc5c3214a04160272b5fd7d"`
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]     Checking hetseq v0.2.0
[INFO] [stderr]     Checking wavefront_obj v5.1.0
[INFO] [stderr]     Checking float-ord v0.2.0
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling cmake v0.1.35
[INFO] [stderr]    Compiling minimp3-sys v0.3.1
[INFO] [stderr]    Compiling bincode v1.1.2
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.7
[INFO] [stderr]     Checking annotate-snippets v0.1.0
[INFO] [stderr]     Checking rustc_version v0.2.3
[INFO] [stderr]    Compiling rustc_version_runtime v0.1.5
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]     Checking crossbeam-epoch v0.5.2
[INFO] [stderr]     Checking crossbeam-epoch v0.6.1
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking nix v0.12.0
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking slice-deque v0.1.16
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking dirs v1.0.4
[INFO] [stderr]    Compiling xcb v0.8.2
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]     Checking rustc-hash v1.0.1
[INFO] [stderr]     Checking ogg v0.7.0
[INFO] [stderr]     Checking hashbrown v0.1.8
[INFO] [stderr]     Checking approx v0.3.1
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking x11-dl v2.18.3
[INFO] [stderr]    Compiling gfx_macros v0.2.1
[INFO] [stderr]     Checking intl_pluralrules v1.0.2
[INFO] [stderr]     Checking fluent-syntax v0.1.1
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr] error: failed to run custom build command for `rustc_version_runtime v0.1.5`
[INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/rustc_version_runtime-154dd24d768b0c00/build-script-build` (exit code: 101)
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', src/libcore/result.rs:999:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5589a008a853 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h175c35bedfe324eb
[INFO] [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stderr]    1:     0x5589a008663b - std::sys_common::backtrace::_print::h01694821edef617a
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:71
[INFO] [stderr]    2:     0x5589a00896e6 - std::panicking::default_hook::{{closure}}::h62cbe23db3262ad8
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]                                at src/libstd/panicking.rs:197
[INFO] [stderr]    3:     0x5589a0089479 - std::panicking::default_hook::h917594e1ea7adc3f
[INFO] [stderr]                                at src/libstd/panicking.rs:211
[INFO] [stderr]    4:     0x5589a0089d3f - std::panicking::rust_panic_with_hook::h1fb2ce490ccdf024
[INFO] [stderr]                                at src/libstd/panicking.rs:474
[INFO] [stderr]    5:     0x5589a00898c1 - std::panicking::continue_panic_fmt::hb6bb79da952ec340
[INFO] [stderr]                                at src/libstd/panicking.rs:381
[INFO] [stderr]    6:     0x5589a00897a5 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:308
[INFO] [stderr]    7:     0x5589a009ea0c - core::panicking::panic_fmt::h0f9d7e1fa9fb22bf
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]    8:     0x5589a0059c42 - core::result::unwrap_failed::h5df22ccdad5a804b
[INFO] [stderr]                                at /rustc/78b0bd8441ef961f6475e3d47fe3bca38cb83432/src/libcore/macros.rs:18
[INFO] [stderr]    9:     0x5589a005a186 - core::result::Result<T,E>::unwrap::hd77820308691b020
[INFO] [stderr]                                at /rustc/78b0bd8441ef961f6475e3d47fe3bca38cb83432/src/libcore/result.rs:800
[INFO] [stderr]   10:     0x5589a005790a - build_script_build::main::h55df895691864738
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc_version_runtime-0.1.5/build.rs:27
[INFO] [stderr]   11:     0x5589a00590cf - std::rt::lang_start::{{closure}}::h4abf8bdddfff72a0
[INFO] [stderr]                                at /rustc/78b0bd8441ef961f6475e3d47fe3bca38cb83432/src/libstd/rt.rs:64
[INFO] [stderr]   12:     0x5589a0089792 - std::panicking::try::do_call::h60d8cccf379053fe
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]                                at src/libstd/panicking.rs:293
[INFO] [stderr]   13:     0x5589a008fef9 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:85
[INFO] [stderr]   14:     0x5589a008a24c - std::rt::lang_start_internal::h629f5b3976019ae3
[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]   15:     0x5589a00590a8 - std::rt::lang_start::h59c7dd97d1b4f638
[INFO] [stderr]                                at /rustc/78b0bd8441ef961f6475e3d47fe3bca38cb83432/src/libstd/rt.rs:64
[INFO] [stderr]   16:     0x5589a0058909 - main
[INFO] [stderr]   17:     0x7f2ae90e22e0 - __libc_start_main
[INFO] [stderr]   18:     0x5589a0057289 - _start
[INFO] [stderr]   19:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "8b386372058bc024862e7cab8ae784dfc8f1670abdc5c3214a04160272b5fd7d"`
[INFO] running `"docker" "rm" "-f" "8b386372058bc024862e7cab8ae784dfc8f1670abdc5c3214a04160272b5fd7d"`
[INFO] [stdout] 8b386372058bc024862e7cab8ae784dfc8f1670abdc5c3214a04160272b5fd7d