[INFO] updating cached repository OliverHofkens/bubble_chamber [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/OliverHofkens/bubble_chamber [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/OliverHofkens/bubble_chamber" "work/ex/beta-1.38-1/sources/1.37.0/gh/OliverHofkens/bubble_chamber"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/OliverHofkens/bubble_chamber'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/OliverHofkens/bubble_chamber" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/OliverHofkens/bubble_chamber"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/OliverHofkens/bubble_chamber'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 0a9c98eaf76a44e69178d54eb2c66d39e5e3d47d [INFO] sha for GitHub repo OliverHofkens/bubble_chamber: 0a9c98eaf76a44e69178d54eb2c66d39e5e3d47d [INFO] validating manifest of OliverHofkens/bubble_chamber on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of OliverHofkens/bubble_chamber on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing OliverHofkens/bubble_chamber [INFO] finished frobbing OliverHofkens/bubble_chamber [INFO] frobbed toml for OliverHofkens/bubble_chamber written to work/ex/beta-1.38-1/sources/1.37.0/gh/OliverHofkens/bubble_chamber/Cargo.toml [INFO] started frobbing OliverHofkens/bubble_chamber [INFO] finished frobbing OliverHofkens/bubble_chamber [INFO] frobbed toml for OliverHofkens/bubble_chamber written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/OliverHofkens/bubble_chamber/Cargo.toml [INFO] crate OliverHofkens/bubble_chamber already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing OliverHofkens/bubble_chamber against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/OliverHofkens/bubble_chamber:/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=warn" "-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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] b40bd5074827881b2efa8531bf2598d8f86133a0de3589dce09f0fd9c9c63b72 [INFO] running `"docker" "start" "-a" "b40bd5074827881b2efa8531bf2598d8f86133a0de3589dce09f0fd9c9c63b72"` [INFO] [stderr] Compiling syn v0.15.32 [INFO] [stderr] Compiling core-foundation-sys v0.6.2 [INFO] [stderr] Compiling serde v1.0.90 [INFO] [stderr] Compiling gfx-backend-metal v0.2.1 [INFO] [stderr] Compiling range-alloc v0.1.0 [INFO] [stderr] Compiling num-complex v0.2.1 [INFO] [stderr] Compiling colorful v0.2.1 [INFO] [stderr] Compiling edit-distance v2.1.0 [INFO] [stderr] Compiling objekt v0.1.2 [INFO] [stderr] Compiling claxon v0.4.2 [INFO] [stderr] Compiling static_assertions v0.3.3 [INFO] [stderr] Compiling libloading v0.5.0 [INFO] [stderr] Compiling spirv_cross v0.12.1 [INFO] [stderr] Compiling cmake v0.1.38 [INFO] [stderr] Compiling minimp3-sys v0.3.1 [INFO] [stderr] Compiling objc_exception v0.1.1 [INFO] [stderr] Compiling openssl-sys v0.9.47 [INFO] [stderr] Compiling itertools v0.7.11 [INFO] [stderr] Compiling tokio-sync v0.1.6 [INFO] [stderr] Compiling stackvector v1.0.2 [INFO] [stderr] error: failed to run custom build command for `gfx-backend-metal v0.2.1` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/gfx-backend-metal-5169c1a1e0916f85/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'unsupported target x86_64-unknown-linux-gnu', /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/gfx-backend-metal-0.2.1/build.rs:17:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55f18e2bc87b - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55f18e2bc87b - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55f18e2bc87b - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x55f18e2bc87b - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x55f18e2bc87b - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x55f18e2bc557 - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x55f18e2bcf40 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x55f18e2bcac2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stderr] at src/libstd/panicking.rs:384 [INFO] [stderr] 8: 0x55f18e2bca0f - std::panicking::begin_panic_fmt::ha6acf0ffd6d7f80d [INFO] [stderr] at src/libstd/panicking.rs:339 [INFO] [stderr] 9: 0x55f18e2a921b - build_script_build::main::he7b14d6d4dbe0540 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/gfx-backend-metal-0.2.1/build.rs:17 [INFO] [stderr] 10: 0x55f18e2a53f0 - std::rt::lang_start::{{closure}}::h17ffb12db7561617 [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/rt.rs:64 [INFO] [stderr] 11: 0x55f18e2bc993 - std::rt::lang_start_internal::{{closure}}::h447d8812e3ee306d [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 12: 0x55f18e2bc993 - std::panicking::try::do_call::h4a61cb372364c745 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 13: 0x55f18e2c2fca - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:82 [INFO] [stderr] 14: 0x55f18e2bd44d - std::panicking::try::hdf71f938885bca42 [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 15: 0x55f18e2bd44d - std::panic::catch_unwind::h7e85dbf162b1611a [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 16: 0x55f18e2bd44d - std::rt::lang_start_internal::h1e06cc26b9fc25ea [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 17: 0x55f18e2a53c9 - std::rt::lang_start::h6c783d4bb39560b3 [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/rt.rs:64 [INFO] [stderr] 18: 0x55f18e2aa82a - main [INFO] [stderr] 19: 0x7f22eb8892e1 - __libc_start_main [INFO] [stderr] 20: 0x55f18e29f27a - _start [INFO] [stderr] 21: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "b40bd5074827881b2efa8531bf2598d8f86133a0de3589dce09f0fd9c9c63b72"` [INFO] running `"docker" "rm" "-f" "b40bd5074827881b2efa8531bf2598d8f86133a0de3589dce09f0fd9c9c63b72"` [INFO] [stdout] b40bd5074827881b2efa8531bf2598d8f86133a0de3589dce09f0fd9c9c63b72