[INFO] cloning repository tahscenery/pong [INFO] running `"git" "clone" "--bare" "git://github.com/tahscenery/pong.git" "work/cache/sources/gh/tahscenery/pong"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/tahscenery/pong'... [INFO] running `"git" "clone" "work/cache/sources/gh/tahscenery/pong" "work/ex/beta-1.37-6/sources/1.36.0/gh/tahscenery/pong"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/tahscenery/pong'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/tahscenery/pong" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/tahscenery/pong"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/tahscenery/pong'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] d0048aa5153450779662748ae138a7faecfbc04b [INFO] sha for GitHub repo tahscenery/pong: d0048aa5153450779662748ae138a7faecfbc04b [INFO] validating manifest of tahscenery/pong on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of tahscenery/pong on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing tahscenery/pong [INFO] finished frobbing tahscenery/pong [INFO] frobbed toml for tahscenery/pong written to work/ex/beta-1.37-6/sources/1.36.0/gh/tahscenery/pong/Cargo.toml [INFO] started frobbing tahscenery/pong [INFO] finished frobbing tahscenery/pong [INFO] frobbed toml for tahscenery/pong written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/tahscenery/pong/Cargo.toml [INFO] crate tahscenery/pong already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing tahscenery/pong against beta-2019-07-23 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/tahscenery/pong:/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" "+beta-2019-07-23" "build" "--frozen"` [INFO] [stdout] cf7064439f37406753967e47ff2d6396e41bfcbe2657885b47f4bcbdfb8c577b [INFO] running `"docker" "start" "-a" "cf7064439f37406753967e47ff2d6396e41bfcbe2657885b47f4bcbdfb8c577b"` [INFO] [stderr] Compiling syn v0.15.40 [INFO] [stderr] Compiling core-foundation-sys v0.6.2 [INFO] [stderr] Compiling log v0.4.7 [INFO] [stderr] Compiling gfx-backend-metal v0.2.3 [INFO] [stderr] Compiling range-alloc v0.1.0 [INFO] [stderr] Compiling nonzero_signed v1.0.3 [INFO] [stderr] Compiling colorful v0.2.1 [INFO] [stderr] Compiling shrev v1.1.1 [INFO] [stderr] Compiling edit-distance v2.1.0 [INFO] [stderr] Compiling cgmath v0.16.1 [INFO] [stderr] Compiling winapi v0.3.7 [INFO] [stderr] Compiling objekt v0.1.2 [INFO] [stderr] Compiling claxon v0.4.2 [INFO] [stderr] Compiling fluent-locale v0.4.1 [INFO] [stderr] Compiling float-ord v0.2.0 [INFO] [stderr] Compiling httpdate v0.3.2 [INFO] [stderr] Compiling libloading v0.5.2 [INFO] [stderr] Compiling spirv_cross v0.15.0 [INFO] [stderr] Compiling cmake v0.1.40 [INFO] [stderr] Compiling miniz_oxide_c_api v0.2.3 [INFO] [stderr] Compiling num-complex v0.2.3 [INFO] [stderr] Compiling objc_exception v0.1.1 [INFO] [stderr] Compiling itertools v0.7.11 [INFO] [stderr] Compiling miniz_oxide v0.3.0 [INFO] [stderr] Compiling openssl-sys v0.9.48 [INFO] [stderr] Compiling servo-fontconfig-sys v4.0.7 [INFO] [stderr] Compiling annotate-snippets v0.1.0 [INFO] [stderr] error: failed to run custom build command for `gfx-backend-metal v0.2.3` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/gfx-backend-metal-afb8ae256953cc9d/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-0.2.3/build.rs:17:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55f1a987a8db - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55f1a987a8db - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55f1a987a8db - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x55f1a987a8db - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x55f1a987a8db - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x55f1a987a5b7 - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x55f1a987afa0 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x55f1a987ab22 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stderr] at src/libstd/panicking.rs:384 [INFO] [stderr] 8: 0x55f1a987aa6f - std::panicking::begin_panic_fmt::he65a2e8ff19d8ae0 [INFO] [stderr] at src/libstd/panicking.rs:339 [INFO] [stderr] 9: 0x55f1a9867c0b - build_script_build::main::h94ba7b91b933a225 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/gfx-backend-metal-0.2.3/build.rs:17 [INFO] [stderr] 10: 0x55f1a9863410 - std::rt::lang_start::{{closure}}::ha0116c111a705418 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/rt.rs:64 [INFO] [stderr] 11: 0x55f1a987a9f3 - std::rt::lang_start_internal::{{closure}}::h055e1fdc5578d418 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 12: 0x55f1a987a9f3 - std::panicking::try::do_call::h480cafa68c9928b4 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 13: 0x55f1a988102a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:82 [INFO] [stderr] 14: 0x55f1a987b4ad - std::panicking::try::he0549d0299de204a [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 15: 0x55f1a987b4ad - std::panic::catch_unwind::h422dc2db98f03517 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 16: 0x55f1a987b4ad - std::rt::lang_start_internal::h121de03325a3f900 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 17: 0x55f1a98633e9 - std::rt::lang_start::h8562b96cd256b6fa [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/rt.rs:64 [INFO] [stderr] 18: 0x55f1a986925a - main [INFO] [stderr] 19: 0x7fe946d8c2e1 - __libc_start_main [INFO] [stderr] 20: 0x55f1a985d29a - _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" "cf7064439f37406753967e47ff2d6396e41bfcbe2657885b47f4bcbdfb8c577b"` [INFO] running `"docker" "rm" "-f" "cf7064439f37406753967e47ff2d6396e41bfcbe2657885b47f4bcbdfb8c577b"` [INFO] [stdout] cf7064439f37406753967e47ff2d6396e41bfcbe2657885b47f4bcbdfb8c577b