[INFO] updating cached repository azriel91/amethyst_test_support
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/azriel91/amethyst_test_support
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/azriel91/amethyst_test_support" "work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/azriel91/amethyst_test_support"`
[INFO] [stderr] Cloning into 'work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/azriel91/amethyst_test_support'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/azriel91/amethyst_test_support" "work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/azriel91/amethyst_test_support"`
[INFO] [stderr] Cloning into 'work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/azriel91/amethyst_test_support'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1526fdd87727059aeecf1e46130933ac4bf65854
[INFO] sha for GitHub repo azriel91/amethyst_test_support: 1526fdd87727059aeecf1e46130933ac4bf65854
[INFO] validating manifest of azriel91/amethyst_test_support on toolchain master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of azriel91/amethyst_test_support on toolchain try#18481b65f318e0b4b20c0fc61340054701719d6c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing azriel91/amethyst_test_support
[INFO] finished frobbing azriel91/amethyst_test_support
[INFO] frobbed toml for azriel91/amethyst_test_support written to work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/azriel91/amethyst_test_support/Cargo.toml
[INFO] started frobbing azriel91/amethyst_test_support
[INFO] finished frobbing azriel91/amethyst_test_support
[INFO] frobbed toml for azriel91/amethyst_test_support written to work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/azriel91/amethyst_test_support/Cargo.toml
[INFO] crate azriel91/amethyst_test_support already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking azriel91/amethyst_test_support against try#18481b65f318e0b4b20c0fc61340054701719d6c for pr-62507
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62507/worker-1/try#18481b65f318e0b4b20c0fc61340054701719d6c:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/azriel91/amethyst_test_support:/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" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 78ff4c63e014c06b21372589770310f9c2166870447020f1136cea93c70a08df
[INFO] running `"docker" "start" "-a" "78ff4c63e014c06b21372589770310f9c2166870447020f1136cea93c70a08df"`
[INFO] [stderr]    Compiling serde v1.0.66
[INFO] [stderr]     Checking boxfnonce v0.1.0
[INFO] [stderr]     Checking shared_library v0.1.8
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling xcb v0.8.2
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking fern v0.5.5
[INFO] [stderr]    Compiling vergen v0.1.1
[INFO] [stderr]     Checking libloading v0.5.0
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]     Checking parking_lot v0.4.8
[INFO] [stderr]     Checking twox-hash v1.1.0
[INFO] [stderr]     Checking approx v0.2.0
[INFO] [stderr]     Checking alsa-sys v0.1.2
[INFO] [stderr]    Compiling rustc_version_runtime v0.1.3
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr] error: failed to run custom build command for `rustc_version_runtime v0.1.3`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/rustc_version_runtime-76172e2c2909039c/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:1051:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5633f885c89b - backtrace::backtrace::libunwind::trace::hbfb69e72f505529b
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x5633f885c89b - backtrace::backtrace::trace_unsynchronized::hac9ea77fa06b91bd
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x5633f885c89b - std::sys_common::backtrace::_print::hf6f722cabcf8c26d
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x5633f885c89b - std::sys_common::backtrace::print::h9cca5983945bdb52
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x5633f885c89b - std::panicking::default_hook::{{closure}}::h2fab7259edc3a80d
[INFO] [stderr]                                at src/libstd/panicking.rs:200
[INFO] [stderr]    5:     0x5633f885c577 - std::panicking::default_hook::ha99acf6d9268d46d
[INFO] [stderr]                                at src/libstd/panicking.rs:214
[INFO] [stderr]    6:     0x5633f885cf60 - std::panicking::rust_panic_with_hook::hddab2c65ce92e648
[INFO] [stderr]                                at src/libstd/panicking.rs:477
[INFO] [stderr]    7:     0x5633f885cae2 - std::panicking::continue_panic_fmt::hfaaf28183fee9f60
[INFO] [stderr]                                at src/libstd/panicking.rs:384
[INFO] [stderr]    8:     0x5633f885c9c6 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:311
[INFO] [stderr]    9:     0x5633f8875edd - core::panicking::panic_fmt::hc776b72619f795d7
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]   10:     0x5633f8832b67 - core::result::unwrap_failed::h309b28b8bb6b6144
[INFO] [stderr]                                at /rustc/18481b65f318e0b4b20c0fc61340054701719d6c/src/libcore/macros.rs:18
[INFO] [stderr]   11:     0x5633f8832df8 - core::result::Result<T,E>::unwrap::h377233a776198f01
[INFO] [stderr]                                at /rustc/18481b65f318e0b4b20c0fc61340054701719d6c/src/libcore/result.rs:852
[INFO] [stderr]   12:     0x5633f882fe0b - build_script_build::main::he40dcc61ff9d7784
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc_version_runtime-0.1.3/build.rs:27
[INFO] [stderr]   13:     0x5633f8831590 - std::rt::lang_start::{{closure}}::h016dd65de4aa0dee
[INFO] [stderr]                                at /rustc/18481b65f318e0b4b20c0fc61340054701719d6c/src/libstd/rt.rs:64
[INFO] [stderr]   14:     0x5633f885c9b3 - std::rt::lang_start_internal::{{closure}}::hbec6d1ff7b00d029
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   15:     0x5633f885c9b3 - std::panicking::try::do_call::h83e51489f66cd002
[INFO] [stderr]                                at src/libstd/panicking.rs:296
[INFO] [stderr]   16:     0x5633f8862f1a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:82
[INFO] [stderr]   17:     0x5633f885d46d - std::panicking::try::hb1deae6a8854c8be
[INFO] [stderr]                                at src/libstd/panicking.rs:275
[INFO] [stderr]   18:     0x5633f885d46d - std::panic::catch_unwind::hff09c33b8b66b7a2
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   19:     0x5633f885d46d - std::rt::lang_start_internal::h01b3f7988e3fe75d
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   20:     0x5633f8831569 - std::rt::lang_start::hbe637bbccc10ada1
[INFO] [stderr]                                at /rustc/18481b65f318e0b4b20c0fc61340054701719d6c/src/libstd/rt.rs:64
[INFO] [stderr]   21:     0x5633f8830dca - main
[INFO] [stderr]   22:     0x7f0a8a2ab2e1 - __libc_start_main
[INFO] [stderr]   23:     0x5633f882f78a - _start
[INFO] [stderr]   24:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "78ff4c63e014c06b21372589770310f9c2166870447020f1136cea93c70a08df"`
[INFO] running `"docker" "rm" "-f" "78ff4c63e014c06b21372589770310f9c2166870447020f1136cea93c70a08df"`
[INFO] [stdout] 78ff4c63e014c06b21372589770310f9c2166870447020f1136cea93c70a08df