[INFO] updating cached repository ArturKovacs/emulsion
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ArturKovacs/emulsion
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ArturKovacs/emulsion" "work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/ArturKovacs/emulsion"`
[INFO] [stderr] Cloning into 'work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/ArturKovacs/emulsion'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ArturKovacs/emulsion" "work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/ArturKovacs/emulsion"`
[INFO] [stderr] Cloning into 'work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/ArturKovacs/emulsion'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ebd980249cbb2be474cd2006e52037e7491bc526
[INFO] sha for GitHub repo ArturKovacs/emulsion: ebd980249cbb2be474cd2006e52037e7491bc526
[INFO] validating manifest of ArturKovacs/emulsion on toolchain master#6ea4036cd20a4b1ab1d56e555108c21735ff6946
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ArturKovacs/emulsion on toolchain try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ArturKovacs/emulsion
[INFO] finished frobbing ArturKovacs/emulsion
[INFO] frobbed toml for ArturKovacs/emulsion written to work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/ArturKovacs/emulsion/Cargo.toml
[INFO] started frobbing ArturKovacs/emulsion
[INFO] finished frobbing ArturKovacs/emulsion
[INFO] frobbed toml for ArturKovacs/emulsion written to work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/ArturKovacs/emulsion/Cargo.toml
[INFO] crate ArturKovacs/emulsion already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ArturKovacs/emulsion against try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc for pr-62181
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62181/worker-0/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/ArturKovacs/emulsion:/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" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 115248274dcabd413ce47f63235b61b96c26a3e0a4291faab6f4eeb682b02514
[INFO] running `"docker" "start" "-a" "115248274dcabd413ce47f63235b61b96c26a3e0a4291faab6f4eeb682b02514"`
[INFO] [stderr]    Compiling cc v1.0.9
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling khronos_api v3.0.0
[INFO] [stderr]     Checking byteorder v1.2.2
[INFO] [stderr]     Checking downcast-rs v1.0.3
[INFO] [stderr]     Checking adler32 v1.0.2
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]     Checking stable_deref_trait v1.1.0
[INFO] [stderr]    Compiling nix v0.12.0
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]     Checking color_quant v1.0.0
[INFO] [stderr]    Compiling serde v1.0.70
[INFO] [stderr]     Checking rustc-demangle v0.1.7
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]    Compiling emulsion v1.3.0 (/opt/crater/workdir)
[INFO] [stderr]     Checking rand_core v0.2.1
[INFO] [stderr]     Checking alphanumeric-sort v1.0.6
[INFO] [stderr]    Compiling proc-macro2 v0.4.9
[INFO] [stderr]    Compiling wayland-scanner v0.21.7
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]     Checking inflate v0.4.3
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking gif v0.10.0
[INFO] [stderr]     Checking stb_truetype v0.2.5
[INFO] [stderr]     Checking deflate v0.7.18
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]     Checking smallvec v0.6.3
[INFO] [stderr]     Checking lock_api v0.1.3
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking ordered-float v1.0.1
[INFO] [stderr]     Checking approx v0.3.1
[INFO] [stderr]    Compiling x11-dl v2.18.3
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]     Checking num-iter v0.1.35
[INFO] [stderr]     Checking num-rational v0.2.1
[INFO] [stderr]    Compiling quote v0.6.4
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking rmp v0.8.7
[INFO] [stderr]    Compiling wayland-client v0.21.7
[INFO] [stderr]    Compiling wayland-protocols v0.21.7
[INFO] [stderr]     Checking rusttype v0.7.3
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]    Compiling syn v0.14.5
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking rand v0.6.1
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking shared_library v0.1.8
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling sys-info v0.5.6
[INFO] [stderr]     Checking andrew v0.1.4
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]    Compiling glutin v0.19.0
[INFO] [stderr]    Compiling glium v0.23.0
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking rayon v1.0.1
[INFO] [stderr]     Checking parking_lot v0.6.3
[INFO] [stderr] error: failed to run custom build command for `emulsion v1.3.0 (/opt/crater/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/emulsion-1c0e1a7dd4bd1d48/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:     0x55c9472fe7bb - backtrace::backtrace::libunwind::trace::hc5a758871b6ebf05
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x55c9472fe7bb - backtrace::backtrace::trace_unsynchronized::hdad9729cc53c45f3
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55c9472fe7bb - std::sys_common::backtrace::_print::hccf66646430a9cbc
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x55c9472fe7bb - std::sys_common::backtrace::print::h6c902507aa1c61bf
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x55c9472fe7bb - std::panicking::default_hook::{{closure}}::hc0c79151a0a4b58f
[INFO] [stderr]                                at src/libstd/panicking.rs:200
[INFO] [stderr]    5:     0x55c9472fe497 - std::panicking::default_hook::hfd408bb664bf319a
[INFO] [stderr]                                at src/libstd/panicking.rs:214
[INFO] [stderr]    6:     0x55c9472fee80 - std::panicking::rust_panic_with_hook::hb2d4371b6afbe17a
[INFO] [stderr]                                at src/libstd/panicking.rs:477
[INFO] [stderr]    7:     0x55c9472fea02 - std::panicking::continue_panic_fmt::h6eef1f2d6e3abc2b
[INFO] [stderr]                                at src/libstd/panicking.rs:384
[INFO] [stderr]    8:     0x55c9472fe8e6 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:311
[INFO] [stderr]    9:     0x55c9473145dd - core::panicking::panic_fmt::h9f3781beea83a294
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]   10:     0x55c9472f12cf - core::result::unwrap_failed::h6eaaf4671d012568
[INFO] [stderr]                                at /rustc/003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/src/libcore/macros.rs:18
[INFO] [stderr]   11:     0x55c9472f1d09 - core::result::Result<T,E>::unwrap::h481c86e938e39add
[INFO] [stderr]                                at /rustc/003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/src/libcore/result.rs:800
[INFO] [stderr]   12:     0x55c9472f5d2b - build_script_build::main::h836823328f45a76f
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:25
[INFO] [stderr]   13:     0x55c9472f3230 - std::rt::lang_start::{{closure}}::he591f3e22835a1b1
[INFO] [stderr]                                at /rustc/003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/src/libstd/rt.rs:64
[INFO] [stderr]   14:     0x55c9472fe8d3 - std::rt::lang_start_internal::{{closure}}::h86569d7197572496
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   15:     0x55c9472fe8d3 - std::panicking::try::do_call::hc05ef3c0bbb0a2c9
[INFO] [stderr]                                at src/libstd/panicking.rs:296
[INFO] [stderr]   16:     0x55c947301d1a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:82
[INFO] [stderr]   17:     0x55c9472ff38d - std::panicking::try::h5f7f6728fc93999f
[INFO] [stderr]                                at src/libstd/panicking.rs:275
[INFO] [stderr]   18:     0x55c9472ff38d - std::panic::catch_unwind::h9120cbd852b844f2
[INFO] [stderr]                                at src/libstd/panic.rs:388
[INFO] [stderr]   19:     0x55c9472ff38d - std::rt::lang_start_internal::h20e51e71516fa081
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   20:     0x55c9472f3209 - std::rt::lang_start::hd20c24869a984a0c
[INFO] [stderr]                                at /rustc/003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/src/libstd/rt.rs:64
[INFO] [stderr]   21:     0x55c9472f622a - main
[INFO] [stderr]   22:     0x7fb55db2f2e1 - __libc_start_main
[INFO] [stderr]   23:     0x55c9472f020a - _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" "115248274dcabd413ce47f63235b61b96c26a3e0a4291faab6f4eeb682b02514"`
[INFO] running `"docker" "rm" "-f" "115248274dcabd413ce47f63235b61b96c26a3e0a4291faab6f4eeb682b02514"`
[INFO] [stdout] 115248274dcabd413ce47f63235b61b96c26a3e0a4291faab6f4eeb682b02514